Hoshizaki KM-1601SAH/3 manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Hoshizaki KM-1601SAH/3. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Hoshizaki KM-1601SAH/3 o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Hoshizaki KM-1601SAH/3 se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Hoshizaki KM-1601SAH/3, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones Hoshizaki KM-1601SAH/3 debe contener:
- información acerca de las especificaciones técnicas del dispositivo Hoshizaki KM-1601SAH/3
- nombre de fabricante y año de fabricación del dispositivo Hoshizaki KM-1601SAH/3
- condiciones de uso, configuración y mantenimiento del dispositivo Hoshizaki KM-1601SAH/3
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Hoshizaki KM-1601SAH/3 no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Hoshizaki KM-1601SAH/3 y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Hoshizaki en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Hoshizaki KM-1601SAH/3, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Hoshizaki KM-1601SAH/3, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Hoshizaki KM-1601SAH/3. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    Hoshizaki “A Superior Degr ee of Reliability” www .hoshizaki.com Models KM-1601SAH/3 KM-1601SWH/3 KM-1601SRH/3 Stackable Crescent Cuber Hoshizaki America, Inc. SE RV ICE MA NU AL ™ Number: 73145 Issued: 10-31-2006 Revised: 6-24-2011[...]

  • Página 2

    2 IMPOR T ANT Only quali ed ser vice technicians should inst all, ser vice , and maintain the icemaker . No ser vice or maint enance should be under tak en until the t echnician has thoroughl y read this Ser vice Manual. F ailure t o ser vice and maintain the equipment in accordance with this man ual ma y adver sely af fect saf et y , perf orman[...]

  • Página 3

    3 CONTENTS Impor tant Saf et y Inf or mation ................................................................................................. 5 I. Specications ...................................................................................................................... 6 A. Icemaker .....................................................[...]

  • Página 4

    4 B. W iring Diagr ams .......................................................................................................... 40 1 . KM-1 60 1SAH (air -cooled)....................................................................................... 40 2. KM-1 60 1S AH3 (air -cooled) ................................................................[...]

  • Página 5

    5 Impor tant Safety Inf ormation Throughout this man ual, notices appear t o bring your at tention t o situations which could result in death, serious injur y , or damage to the unit. W ARNING Indicates a hazar dous situation which could r esult in death or serious injury . C A UTION Indicates a sit uation which could result in dama ge to the unit.[...]

  • Página 6

    6 I. Specications A. Icemaker 1 . KM-1 60 1SAH (air -cooled) Note: We r eser v e the r ight t o make changes in specications and design without prior notice. AC SUPPLY VOLTAGE 208-230/60/1 (3 wire with neutral for 115V) AMPERAGE 15.0 A ( 5 Min. Freeze AT 104°F / W T 80°F) MINIMUM CIRCUIT AMPACIT Y 20 A MAXIMUM FUSE SIZE 20 A APPROXIMAT E IC[...]

  • Página 7

    7 2. KM-1 60 1SAH3 (air -cooled) Note: We r eser v e the r ight t o make changes in specications and design without prior notice. AC SUPPLY VOLTAGE 208-230/60/3 AMPERAGE 12.0 A ( 5 Min. Freeze AT 104°F / W T 80°F) MINIMUM CIRCUIT AMPACIT Y 20 A MAXIMUM FUSE SIZE 20 A APPROXIMAT E ICE PRODUCTIO N Ambient W AT ER TEMP. (°F) PER 24 HR. Tem p.(°[...]

  • Página 8

    8 Note: We r eser v e the r ight t o make changes in specications and design without prior notice. 3. KM-1 60 1SWH (w ater -cooled) AC SUPPLY VOLTAGE 208-230/60/1 (3 wire with neutral for 115V) AMPERAGE 13.4 A ( 5 Min. Freeze AT 104°F / WT 80°F) MINIMUM CIRCUIT AMPACITY 20 A MAXIMUM FUSE SIZE 20 A APPROXIMATE ICE PRODUCTION Ambient WATER TEMP.[...]

  • Página 9

    9 AC SUPPLY VOLTAGE 208-230/60/3 AMPERAGE 9.0 A ( 5 Min. Freeze AT 104°F / W T 80°F) MINIMUM CIRCUIT AMPACIT Y 20 A MAXIMUM FUSE SIZE 20 A APPROXIMAT E ICE PRODUCTIO N Ambient W AT ER TEMP. (°F) PER 24 HR. Tem p.(°F) 50 70 90 lbs./day ( kg/day ) 70 *1555 (705) 1558 (707) 1466 (665) Referenc e without *mark s 80 1557 (706) 1562 (708) 1417 (643) [...]

  • Página 10

    10 5. KM-1 60 1SRH with URC-21F (r emote air-cooled) (auxiliary codes: R-0; R-1; some S-1) This data applies t o units with an 8 l/min w at er v al v e . The 8 l/min water v alv e is par t number 3U0 1 1 1 -02 and has J248-032 stamped on the side of the v alv e f acing the rear of the unit. Note: We r eser v e the r ight t o make changes in speci?[...]

  • Página 11

    11 AC SUPPLY VOLTAGE 208-230/60/1 (3 wire with neutral for 115V) AMPERAGE 12.8 A ( 5 Min. Freeze AT 104°F / W T 80°F) MINIMUM CIRCUIT AMPACIT Y 20 A MAXIMUM FUSE SIZE 20 A APPROXIMAT E ICE PRODUCTIO N Ambient W AT ER TEMP. (°F) PER 24 HR. Tem p.(°F) 50 70 90 lbs./day ( kg/day ) 70 *1564 (709) 1547 (702) 1468 (666) Referenc e without *mark s 80 [...]

  • Página 12

    12 7 . KM-1 60 1SRH with URC-22F (r emote air -cooled) (auxiliar y codes: S-2 and later) This data applies t o units with an 1 1 l/min wat er v al v e . The 1 1 l/min wat er v al v e is either par t number 4A1 1 7 6-04 or 4A5251 -04 and has the par t number stamped on the side of the v al v e f acing the front of the unit. Note: We r eser v e the r[...]

  • Página 13

    13 8. KM-1 60 1SRH3 with URC-21F (r emote air -cooled) (auxiliar y codes: R-0; R-1; some S-1) This data applies t o units with an 8 l/min w at er v al v e . The 8 l/min water v alv e is par t number 3U0 1 1 1 -02 and has J248-032 stamped on the side of the v alv e f acing the rear of the unit. Note: We r eser v e the r ight t o make changes in spec[...]

  • Página 14

    14 AC SUPPLY VOLTAGE 208-230/60/3 AMPERAGE 7.9 A ( 5 Min. Freeze AT 104°F / W T 80°F) MINIMUM CIRCUIT AMPACIT Y 20 A MAXIMUM FUSE SIZE 20 A APPROXIMAT E ICE PRODUCTIO N Ambient W AT ER TEMP. (°F) PER 24 HR. Tem p.(°F) 50 70 90 lbs./day ( kg/day ) 70 *1585 (719) 1563 (709) 1464 (664) Referenc e without *mark s 80 1568 (711) 1535 (696) 1396 (633)[...]

  • Página 15

    15 1 0. KM-1 60 1SRH3 with URC-22F (remote air -cooled) (auxiliar y codes: S-2 and later) This data applies t o units with an 1 1 l/min wat er v al v e . The 1 1 l/min wat er v al v e is either par t number 4A1 1 7 6-04 or 4A5251 -04 and has the par t number stamped on the side of the v al v e f acing the front of the unit. Note: We r eser v e the [...]

  • Página 16

    16 B. Condenser Unit 1 . URC-21F Note: We r eser v e the r ight t o make changes in specications and design without prior notice. AC SUPPLY VOLTAGE 115/60/1 (Connection to Icemaker) FAN MOTOR 115 V Total 2.6FLA 130W EXTERIOR DIMENSIONS (WxDxH) 46-3/8" x 15-11/16" x 25-15/16" (1178 x 398 x 659 mm) DIMENSIONS INCLUDING LEGS (WxDxH) [...]

  • Página 17

    17 2. URC-22F Note: We r eser v e the r ight t o make changes in specications and design without prior notice. AC SUPPLY VOLTAGE 115/60/1 (Connection to Icemaker) FAN MOTOR 115 V Total 2.6FLA 130W EXTERIOR DIMENSIONS (WxDxH) 46-3/8" x 15-11/16" x 25-15/16" (1178 x 398 x 659 mm) DIMENSIONS INCLUDING LEGS (WxDxH) 48-7/16" x 18-[...]

  • Página 18

    18 II. General Inf ormation A. Construction 1 . KM-1 60 1SAH/3 (air -cooled) Ev aporat or Assembl y Spra y T ubes Inlet W ater V alv e (WV) W ater Supply Inlet Hot Gas V alv e (HGV) Junction Bo x Air -Cooled Condenser Check V alv es Contr ol Bo x Drier T ransf ormer Box KM-1 60 1SAH3 Contr ol S witch Compr essor (Comp) Float S witch (F/S) W ater P [...]

  • Página 19

    19 2. KM-1 60 1SWH/3 (w ater -cooled) Ev aporat or Assembl y Spra y T ubes W ater Supply Inlet Junction Bo x W ater -Cooled Condenser Check V alv es Contr ol Bo x W ater Regulating V alv e (WR V) Drier C apacitor Bo x (KM-1 60 1SWH) T ransf ormer Box (KM-1 60 1SWH3) Contr ol S witch Cleaning V alve P ump-Out Check V alv e Cube Guides Compr essor (C[...]

  • Página 20

    20 3. KM-1 60 1SRH/3 (r emote air -cooled) Ev aporat or Assembl y Spra y T ubes W ater Supply Inlet Junction Bo xes Receiv er Check V alv es Contr ol Bo x Drier Capacit or Box (KM-1 60 1SRH) T ransf ormer Box (KM-1 60 1SRH3) Contr ol S witch Cleaning V alve P ump-Out Check V alv e Inlet W ater V alv e (WV) Compr essor (Comp) Float Switch (F/S) W at[...]

  • Página 21

    21 B. Sequence of Operation 1 . Sequence Cy c les and Shutdo wn a) KM-1 60 1SAH/3 "G" Contr ol Boar d IMPOR T ANT KM-1 60 1SAH/3 utiliz e a "G" contr ol boar d and TBC . F or KM-1 60 1SAH/3 operation, the K4 jumper (4A4883G0 1) must be in place on the contr ol board RED K4 connector or the unit will not oper at e . The steps in [...]

  • Página 22

    22 continues until F/S opens and t erminates the cy cle. Ther e is a 1 5 second delay bef ore CB ackno wledges an open F/S. (4) P ump-Out C ycle LEDs 1, 3, and 2 ar e on. LED 4 is on when S4 dip s witch 3 & 4 are set t o 3 of f and 4 on. F or details , see "II.C.3.c) P ump-Out Timer (S4 dip s witch 3 & 4)." C A UTION! Do not adjus[...]

  • Página 23

    23 b) KM-1 60 1SWH/3 and KM-1 60 1SRH/3 "E" Control Boar d IMPOR T ANT KM-1 60 1SWH/3 and KM-1 60 1SRH/3 utilize an "E" contr ol board and TBC . The steps in the sequence ar e as outlined below . When pow er is supplied, CB r ed "PO WER OK" LED turns on. There is a 5-second dela y befor e star tup . Note that the order[...]

  • Página 24

    24 (5) Harvest C ycle Same as the initial harvest cy cle. See "II.B.1 .b)(2) Initial Harvest C ycle ." Note: Unit continues t o cy cle until TBC is satis ed or power is turned of f . The unit alw a ys rest ar ts at the 1 -minute  ll cy cle. (6) Shutdown When ice cont acts TBC bulb (TBC s witch open), TBC shuts down the unit within 1[...]

  • Página 25

    25 2. Sequence Flow Chart a) KM-1 60 1SAH/3 "G" Contr ol Boar d F/S check 1 to 3-min. timer in control (S4 dip switch 1 & 2) "G" Contr ol Boar d Sequence Flow Chart 1 . 1 -Minute F ill Cycl e Cyc le Steps 2. Harvest Cy cle • WVtime: 6min. orthelengthofharvestminus0or 50 sec. (S4 di[...]

  • Página 26

    26 F/S check 1 to 3-min. timer in control (S4 dip switch 1 & 2) "E" Contr ol Boar d Sequence Flow Chart 1 . 1 -Minute F ill Cycl e Cyc le Steps 2. Harvest Cy cle • WVtime: 6min. orthelengthofharvest,whiche ver is shor ter . •Maximumharvesttime: 20min.  Thermistor in control 3. [...]

  • Página 27

    27 C. Control Boar d • A Hoshizaki e x clusive contr ol board is emplo yed in Hoshizaki Stac kab le Cr escent Cubers . • All models are pr etest ed and f actor y set. • F or a contr ol boar d chec k pr ocedur e, see "IV .B . Contr ol Boar d Chec k." C A UTION 1 . The control boar d is fragile; handle very carefull y . 2. Th[...]

  • Página 28

    28 1 . Contr ol Boar d Lay out a) KM-1 60 1SAH/3 "G" Contr ol Boar d "G" Control Boar d P ar t Number 2A3792-0 1 "G" Contr ol Boar d • "ALARM RESET" But ton • "OUTPUT TEST" But ton (used to t est r ela ys on contr ol board) • WHITE K3 Connector Har v est Contr ol (thermistor) • RED K4 Connec[...]

  • Página 29

    29 • "ALARM RESET" But ton • "OUTPUT TEST" But ton (used to t est r ela ys on contr ol board) • WHITE K3 Connector Har v est Contr ol (thermistor) • RED K4 Connector Mechanical Bin Contr ol (open on units with thermostatic bin control) • Label (control boar d r e vision le vel indicat ed on label on side of rela y) •[...]

  • Página 30

    30 2. LED Lights and Audib le Alarm Saf eties a) KM-1 60 1SAH/3 "G" Contr ol Boar d At star tup , a 5-second delay occur s while the control boar d conducts an int er nal timer check. A beep occurs when the contr ol switch is mo ved t o the "ICE" position. The red LED indicat es proper contr ol v oltage and remains on unless a c[...]

  • Página 31

    31 b) KM-1 60 1SWH/3 and KM-1 60 1SRH/3 "E" Control Boar d At star tup , a 5-second delay occur s while the control boar d conducts an int er nal timer check. A beep occurs when po wer is tur ned of f. The red LED indicat es proper contr ol v oltage and r emains on unless a control v oltage pr oblem occur s. The gr een LEDs 1 through 4 en[...]

  • Página 32

    32 3. Controls and Adjustments C A UTION Dip s witches ar e f actor y set. F ailure t o maintain f actory set tings ma y adver sel y af fect perf or mance and warr anty cov erage . F or mor e inf ormation, contact Hoshizaki T echnical Suppor t at 1 -800-233-1 940. a) Default Dip S witch Set tings Note that the set tings var y f or KM-1 60 1SRH/3 de[...]

  • Página 33

    33 b) Harvest Timer (S4 dip switch 1 & 2) The har v est timer star ts when the thermistor r eads 48°F (9°C) at the e vaporat or outlet and the control boar d reads the thermistor's 3.9 kΩ signal. The har vest timer is f actor y set, and generall y no adjustment is r equir ed. Howe ver , a set ting longer than the f actor y set ting may [...]

  • Página 34

    34 d) Pump-Out F requenc y Control (S4 dip switch 5 & 6) The pump-out frequenc y contr ol is f actor y set t o drain the w ater tank e very 1 0 cycles (e x cept f or KM-1 60 1SRH/3 utilizing 3U0 1 1 1 -02 water v alv e), and generally no adjustment is requir ed. Howe v er , where w ater quality is bad and the icemaker needs a pump-out more of t[...]

  • Página 35

    35 (2) Bin Control Select or , KM-160 1SWH/3 & KM-1 60 1SRH/3 "E" Control Boar d F actory set for pr oper operation. Do not adjust. W hen set t o the on position on a unit with a ther mostatic bin contr ol, a 5-beep alar m sounds (open circuit) and the unit does not operat e . KM-1 60 1SWH/3 & KM-1 60 1SRH/3 "E" Control [...]

  • Página 36

    36 D . Contr ol Switch The control s witch has three positions: "OFF" for po wer of f, "ICE" f or icemaking, and "W ASH" t o activat e the wat er pump when cleaning and sanitizing.[...]

  • Página 37

    37 III. T echnical Infor mation A. W at er Cir cuit and R efr igeration Cir cuit 1 . KM-1 60 1SAH/3 (air -cooled) W at er Supply Cleaning V alv e Float Switch Drain P ump-Out Check V alv e Thermostatic Expansion V alves Compr essor Hot Gas Va l v e Check V alv es High-P ressure Switch Strainer Drier Condenser Evapor ator Low -Side Ser vice Va l v e[...]

  • Página 38

    38 2. KM-1 60 1SWH/3 (w ater -cooled) W at er Supply Cleaning V alv e Float Switch Drain Thermostatic Expansion V alves Compr essor Hot Gas Va l v e Check V alv es High-P ressure Switch Strainer Drier Condenser Evapor ator Low -Side Ser vice Va l v e Discharge Line Suction Line W at er P ump Thermistor Spra y T ubes Inlet W ater V alv e Pump-Out W [...]

  • Página 39

    39 High-Side V apor Ser vice Va l v e Low -Side Ser vice Va l v e 3. KM-1 60 1SRH/3 (r emote air -cooled) W at er Supply Cleaning V alv e Float Switch Drain Thermostatic Expansion V alves Compr essor Hot Gas Va l v e Check V alv es High-P ressure Switch Strainer Drier Condenser Evapor ator Discharge Line Suction Line W at er P ump Thermistor Spra y[...]

  • Página 40

    40 B. W iring Diagr ams 1 . KM-1 60 1SAH (air -cooled) T ransformer Output 1 0.5V at 1 15V * * High-Pr essure Switc h Cut-Out 41 2± 21 PSIG Cut-In 327±21 PSIG 0[...]

  • Página 41

    41 2. KM-1 60 1SAH3 (air -cooled) T ransformer Output 1 0.5V at 1 15V * * High-Pr essure Switc h Cut-Out 41 2± 21 PSIG Cut-In 327±21 PSIG 0[...]

  • Página 42

    42 3. KM-1 60 1SWH (w ater -cooled), KM-1 60 1SRH (remot e air -cooled) * High-Pr essure Switc h W ater-Cooled Model Remot e Model Cut-Out 384± 21 PSIG 41 2± 21 PSIG Cut-In 284±21 PSIG 327±21 PSIG 0 0 * T ransformer Output 1 0.5V at 1 15V[...]

  • Página 43

    43 4. KM-1 60 1SWH3 (w ater -cooled), KM-1 60 1SRH3 (remot e air -cooled) T ransformer Output 1 0.5V at 1 15V * * High-Pr essure Switc h W ater-Cooled Model Remot e Model Cut-Out 384± 21 PSIG 41 2± 21 PSIG Cut-In 284±21 PSIG 327±21 PSIG 0 0[...]

  • Página 44

    44 C. P erf ormance Data 1 . KM-1 60 1SAH (air -cooled) Note: 1 . P ressur e data is recor ded at 5 minutes int o freezing cy cle. The data not in bold should be used f or r ef erence onl y . 2. W e r eserve the right to mak e changes in specications and design without prior notice. 70/21 1462 663 1427 647 1307 593 80/27 1435 651 1381 627 1221 5[...]

  • Página 45

    45 2. KM-1 60 1SAH3 (air -cooled) Note: 1 . P ressur e data is recor ded at 5 minutes int o freezing cy cle. The data not in bold should be used f or r ef erence onl y . 2. W e r eserve the right to mak e changes in specications and design without prior notice. 70/21 1456 660 1423 646 1313 596 80/27 1431 649 1381 626 1234 560 90/32 1423 646 1345[...]

  • Página 46

    46 3. KM-1 60 1SWH (w ater -cooled) Note: 1 . P ressur e data is recor ded at 5 minutes int o freezing cy cle. The data not in bold should be used f or r ef erence onl y . 2. W e r eserve the right to mak e changes in specications and design without prior notice. 70/21 1492 677 1501 681 1419 643 80/27 1499 680 1513 686 1378 625 90/32 1501 681 15[...]

  • Página 47

    47 Note: 1 . P ressur e data is recor ded at 5 minutes int o freezing cy cle. The data not in bold should be used f or r ef erence onl y . 2. W e r eserve the right to mak e changes in specications and design without prior notice. 4. KM-1 60 1SWH3 (w ater -cooled) 70/21 1555 705 1558 707 1466 665 80/27 1557 706 1562 708 1417 643 90/32 1558 707 1[...]

  • Página 48

    48 5. KM-1 60 1SRH with URC-21F (r emote air-cooled) (auxiliary codes: R-0; R-1; some S-1) This data applies t o units with an 8 l/min w at er v al v e . The 8 l/min water v alv e is par t number 3U0 1 1 1 -02 and has J248-032 stamped on the side of the v alv e f acing the rear of the unit. 70/21 1583 718 1550 703 1435 651 80/27 1558 707 1507 684 1[...]

  • Página 49

    49 6. KM-1 60 1SRH with URC-21F (r emote air -cooled) (auxiliar y codes: some S-1; S-2 and later) This data applies t o units with a 1 5 l/min or 1 1 l/min wat er val ve. The 1 5 l/min wat er v al v e is par t number 3U0 1 1 1 -0 1 and has J248-030 stamped on the side of the v al v e f acing the rear of the unit. The 1 1 l/min water v alv e is eith[...]

  • Página 50

    50 7 . KM-1 60 1SRH with URC-22F (r emote air -cooled) (auxiliar y codes: S-2 and later) This data applies t o units with an 1 1 l/min wat er v al v e . The 1 1 l/min wat er v al v e is either par t number 4A1 1 7 6-04 or 4A5251 -04 and has the par t number stamped on the side of the v al v e f acing the front of the unit. Note: 1 . P ressur e data[...]

  • Página 51

    51 8. KM-1 60 1SRH3 with URC-21F (r emote air -cooled) (auxiliar y codes: R-0; R-1; some S-1) This data applies t o units with an 8 l/min w at er v al v e . The 8 l/min water v alv e is par t number 3U0 1 1 1 -02 and has J248-032 stamped on the side of the v alv e f acing the rear of the unit. Note: 1 . P ressur e data is recor ded at 5 minutes int[...]

  • Página 52

    52 9. KM-1 60 1SRH3 with URC-21F (r emote air -cooled) (auxiliar y codes: some S-1; S-2 and later) This data applies t o units with a 1 5 l/min or 1 1 l/min wat er val ve. The 1 5 l/min wat er v al v e is par t number 3U0 1 1 1 -0 1 and has J248-030 stamped on the side of the v al v e f acing the rear of the unit. The 1 1 l/min water v alv e is eit[...]

  • Página 53

    53 1 0. KM-1 60 1SRH3 with URC-22F (remote air -cooled) (auxiliar y codes: S-2 and later) This data applies t o units with an 1 1 l/min wat er v al v e . The 1 1 l/min wat er v al v e is either par t number 4A1 1 7 6-04 or 4A5251 -04 and has the par t number stamped on the side of the v al v e f acing the front of the unit. Note: 1 . P ressur e dat[...]

  • Página 54

    54 IV . Service Diagnosis W ARNING 1 . This unit should be diagnosed and repair ed only b y quali ed ser vice personnel t o reduce the risk of death, electr ic shoc k, serious injur y , or re . 2. Risk of electr ic shock. Use e xtreme caution and e x ercise saf e electr ical practices . 3. Moving par ts (e.g ., f an blade) can crush and cut. [...]

  • Página 55

    55 4) Initial Harvest Cy c le – LEDs 1, 4, and 2 are on. WV and X1 1 rela y (KM-1 60 1SAH/3) remain ener gized, Comp , FM/FMR, HGV , and X1 0 rela y (KM-1 60 1S AH/3) energize . CBmonitor s the war ming of the e vapor at or via the ther mist or locat ed on the suction line. When the thermistor reaches 48°F (9°C), CB r eads a 3.9 kΩ signal f[...]

  • Página 56

    56 5) F r eeze Cyc le – LED 1 is on. Comp and FM/FMR remain ener gized, PM energiz es or , f or KM-1 60 1SAH/3, r emains energized. LL V ener gizes . HGV and X1 0 rela y (KM-1 60 1SAH/3) de-ener giz e. The unit is held in freez e by a 5-minut e shor t cy cle prot ection timer (CB will not accept a signal from F/S during the rst 5 min ut es of [...]

  • Página 57

    57 Diagnosis: KM-1 60 1SAH/3 "G" CB: If PM does not re ver se, chec k to see if S4 and S5 dip s witch set tings are in the f actory default position. If S4 dip s witch 3 and 4 ar e adjusted t o 3 of f and 4 on, WV and har v est pump timer rela ys ener gize. Once these rela ys ener gize, PM r otates in the fr eeze cy cle r otation. See &qu[...]

  • Página 58

    58 B. Control Boar d Check Bef or e r eplacing CB that does not sho w a visib le def ect and that y ou suspect is bad, alw ay s conduct the follo wing chec k pr ocedur e. This procedur e will help you v erify your diagnosis. Alw a ys choose a whit e neutral wir e to estab lish a good neutral connection when checking v oltages. Alar m R eset: If CB [...]

  • Página 59

    59 C. Bin Control Chec k T o check TBC , follo w the st eps below . C A UTION When the ambient t emperature is belo w 45°F (7°C), TBC s witch opens and shuts down the icemak er ev en if the ice storage bin is empty . When TBC is set in the prohibit ed range, the icemak er operates continuousl y ev en if the ice stor age bin is  lled with ice. [...]

  • Página 60

    60 D . Float S witch Check and Cleaning F/S is used to det er mine that there is suf ficient w ater in the wat er tank af ter the 1 -minute ll c y cle and af ter each harvest cy cle. F/S is also used to determine that the appropriate v olume of wat er has been conv er t ed into ice bef ore s witching out of the freez e cy cle. No adjustment is r[...]

  • Página 61

    61 2. Float Switc h Cleaning Depending on local wat er conditions, scale ma y b uild up on F/S . Scale on the switch can cause the  oat t o stic k. In this case, F/S should be cleaned. 1) T ur n of f the po wer suppl y . 2) Remo ve the fr ont panel, then mo v e the contr ol s witch to the "OFF" position. 3) Remo ve the insulation panel[...]

  • Página 62

    62 E. Thermist or Check T o check thermistor resist ance , f ollow the steps belo w . 1) T ur n of f the po wer suppl y . 2) Remo ve the fr ont panel, then mo v e the contr ol s witch to the "OFF" position. 3) Remo ve the contr ol bo x cov er . 4) Remo ve the thermistor . 5) Immerse the thermistor sensor por tion in a glass containing ice[...]

  • Página 63

    63 G. Diagnostic Charts Bef or e consulting the diagnostic char ts, chec k for corr ect installation, proper v oltage per unit nameplate , and adequate wat er supply . Check the control boar d using the steps in "IV .B. Contr ol Boar d Chec k." Chec k the dip s witch set tings to assur e that S4 dip switch 3, 4, 7 , 8, 9, 1 0 and S5 (KM-1[...]

  • Página 64

    64 No Ice Pr oduction - Possib le Cause 13 . Inlet W ater V alv e a) Mesh lter or orice clogged. b) Coil winding open. c) Open in freez e cy cle. 14 . Float Switch See "IV .D . Float S witch Check and Cleaning." a) Float does not mov e freely . b) Def ectiv e. 15 . Compr essor a) Compr essor r ela y/magnetic contact or contacts bad [...]

  • Página 65

    65 2. F reeze Up Defrost and clean the unit prior t o diagnosing fr eeze up . See "VI.A. Cleaning and Sanitizing Instructions." F reeze Up - P ossible Cause Harvest Cy cle 1. Evapor at or a) Scaled up . b) Damaged. 2. Separator s a) Out of position. b) Damaged. 3. Cube Guide a) Out of position. b) Damaged. 4. Inlet W ater V alv e a) W ate[...]

  • Página 66

    66 F reeze Up - P ossible Cause 7. Inlet W ater V alv e a) Leaking by . 8. Float Switch See "IV .D . Float S witch Check and Cleaning." a) Float does not mov e freely . b) Def ectiv e. 9. P ump Motor a) RPM too slow . b) Impeller damaged. 10 . Ther mostatic Expansion V alv e (TXV) a) Def ectiv e. 1 1. Headmaster (C .P .R.) (r emote conden[...]

  • Página 67

    67 Low Ice P r oduction - P ossible Cause 6. Control Boar d See "IV .B. Control Boar d Check." a) Float s witch connection loose (K5). b) Def ectiv e. 7. Hot Gas V alv e a) Erratic or open. 8. Inlet W ater V alv e a) Leaking by . 9. Float Switch See "IV .D . Float S witch Check and Cleaning." a) Float does not mov e freely or de[...]

  • Página 68

    68 V . R eplacement of Components W ARNING 1 . This unit should be diagnosed and repair ed onl y b y quali ed ser vice personnel t o reduce the risk of death, electr ic shoc k, serious injur y , or re . 2. Mov e the contr ol s witch t o the "OFF" position and turn of f the pow er suppl y bef or e ser vicing . Lock out/T agout to pr [...]

  • Página 69

    69 2. Brazing W ARNING 1 . R-404A itself is not  ammable at atmospheric pr essur e and t emperatur es up to 1 7 6°F (80°C). 2. R-404A itself is not explosiv e or poisonous. Howe ver , when exposed t o high temper atur es (open  ames), R-404A can be decomposed to f or m h y dr ouoric acid and carbonyl uoride both of which are hazar dou[...]

  • Página 70

    70 4) Close the high and low -side val v es on the gauge manif old. 5) Disconnect the gauge manif old hose from the v acuum pump and at tach it t o a refrigerant service cylinder . Remember t o loosen the connection and purge the air from the hose . For air -cooled and wat er -cooled models, see the nameplat e for the requir ed refrigerant char ge.[...]

  • Página 71

    71 B. Impor tant Not es f or Component R eplacement C A UTION When r eplacing a component listed belo w , see the notes t o help ensur e pr oper operation. Component Notes Compr essor Install a ne w start capacitor , r un capacit or , and star t rela y . Thermostatic Expansion V alve • At tachthethermostatice xpansionv alv ebulb[...]

  • Página 72

    72 VI. Cleaning and Maintenance This icemaker m ust be cleaned and maintained in accor dance with the instr uction manual and labels pr o vided with the icemak er . Consult with your local distrib ut or about cleaning and maintenance service. T o obtain the name and phone number of your local distrib ut or , visit www .hoshizaki.com or call Hoshiza[...]

  • Página 73

    73 1 . Cleaning P r ocedur e 1) Dilute 27  . oz. (800 ml) of Hoshizaki "Scale A wa y" with 5 gal. (1 9 l) of war m w at er . 2) Remo ve all ice fr om the e vaporat or and the storage bin. Note: T o r emov e cubes on the ev aporat or , tur n of f the power suppl y and tur n it back on af ter 3 minut es. The har vest cy cle star ts and t[...]

  • Página 74

    74 21) Remo ve the fr ont panel and full y open the cleaning v al v e. 22) Mov e the control s witch to the "W ASH" position. 23) Replace the fr ont panel in its correct position. 24) T ur n on the power suppl y to rinse of f the cleaning solution. 25) T ur n of f the po wer suppl y aft er 5 minutes . 26) Remo ve the fr ont panel and the [...]

  • Página 75

    75 B. Maintenance This icemaker m ust be maintained individuall y , ref erring to the instruction manual and labels pro vided with the icemaker . W ARNING 1 . Only quali ed ser vice technicians should service this icemaker . 2. Mov e the contr ol s witch t o the "OFF" position and turn of f the pow er suppl y bef or e ser vicing . Lock[...]

  • Página 76

    76 4) Allow the line t o drain by gr a vity . 5) At tach a compressed air or carbon dio xide supply t o the icemaker wat er supply line drain v alv e . 6) Mov e the control s witch to the "ICE" position. 7) Replace the fr ont panel in its correct position, then turn on the power suppl y . 8) Blow the icemak er water suppl y line out using[...]