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Carrier 50TJ016-028 manuel d'utilisation

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Tout d'abord, le manuel d’utilisation Carrier 50TJ016-028 devrait contenir:
- informations sur les caractéristiques techniques du dispositif Carrier 50TJ016-028
- nom du fabricant et année de fabrication Carrier 50TJ016-028
- instructions d'utilisation, de réglage et d’entretien de l'équipement Carrier 50TJ016-028
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

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Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Carrier 50TJ016-028, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Carrier 50TJ016-028. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificat ions or des igns without notice an d withou t inc urring obligations. PC 111 Catalo g No. 535-034 Prin ted in U.S.A. Form 50 TJ-17SI Pg 1 2-01 Replace s: 50TJ-14 SI Book 1 Ta b 1 b Installation, Star t-Up and Ser v ice Instr u ctions CONTENTS Page SAFETY CONSI[...]

  • Page 2

    2 NO TES: 1. Roof curb accessor y is shipped disassembled. 2. Insulated panels: 1 ″ thick neoprene coated 1 1 / 2 lb density . 3. Dimensions in ( ) are in millimeters . 4. Direction of airflow . 5. Roof curb: 16 ga. (V A 03-56) stl. 6. A 90 degree elbow must be installed on the supply ductwork below the unit discharge for units equipped with elec[...]

  • Page 3

    3 NO TE: For preassembled horizontal adapter roof curb par t no . CRRFCURB013A00, the accessor y k it includes a f actory-des igned, high-static, transition duct. For horizontal curb par t no. CRRFCURB012A00, a field-supplied transition duct is required. Fig. 2 — Horizontal Adapter Roof Curb and Roof Curb NO TES: 1. Dimensions in ( ) are in milli[...]

  • Page 4

    4 POWER EXHAUST/BAROMETRIC RELIEF (ACCESSORY ONLY) Fig. 4 — Ba se Unit D imensions , 50TJ016 ,020 UNIT STD UNIT WEIGHT ECONOMI$ER WEIGHT CORNER (A) CORNER (B) CORNER (C) CORNER (D) DIM A DIM B DIM C Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg F t-in . mm Ft -in. mm F t-in . mm 50TJ0 16 1550 703 80 36.3 391 177 36 5 166 38 4 174 41 0 186 3-5 1041 3-6 106 [...]

  • Page 5

    5 POWER EXHAUST/BAROMETRIC RELIEF (ACCESSORY ONLY) Fig. 5 — Bas e Unit Di mensions, 50T J024, 028 UNIT STD UNIT WEIGHT EC ONOM I$ ER WEIGHT CORNER (A) CORNER (B) CORNER (C) CORNER (D) D I M AD I M BD I M C Lb Kg Lb Kg Lb Kg Lb K g Lb Kg Lb Kg F t-i n. mm Ft- in. mm F t-in. mm 50TJ 024 1700 771 80 36.3 419 190 3 94 179 4 25 193 4 63 210 3-4 1016 3[...]

  • Page 6

    6 Table 1 — P hysical D ata LEGEN D *Circuit 1 uses the l ower por tio n of conden ser coi l and lower por tion of evap- orator coil s; and Circuit 2 u ses the upper por ti on of both coils. †The 50T J028 u nits req uires 2-i n. indust rial- grade filters c apable of ha ndlin g face velocities of up to 62 5 ft/m in (suc h as Amer ican Air Fi lt[...]

  • Page 7

    7 Step 3 — Field Fabr icate Ductw ork — Secure all ducts to building structure. Use flexible duct connect ors be- tween unit and ducts as required. Insulate and weatherproof all external ductwork, joints , and roof openings with counter flashing and mastic in acc ordance with applicable code s. Ducts passing t hrough an unconditioned space must[...]

  • Page 8

    8 Step 6 — Make Electrical Connections FI E L D PO W E R S UP P L Y — Unit is factory wired for volt- age shown on nameplate. When installing units, provide a disconnect, per NEC (National Electrical Code) requirements, of adequate size (T able 2). All field wiring must comply with NEC and local requirements. Route power lines through control b[...]

  • Page 9

    9 Table 2 — E lectrical Data UNIT 50TJ NOMINAL VO L T AG E (3 Ph, 60 Hz) VO L T AG E RANGE COMPRESSOR OFM IFM PO W ER EXHA US T ELEC TRIC HEA T * PO WER SUPPL Y No. 1 No. 2 Min M ax RLA LRA RLA LRA Qty Hp FLA (ea) Hp FLA F LA LRA kW FLA MCA MOCP† 016 (15 T o ns) 208/230 187 253 28.8 195 28.8 195 3 0.5 1.7 3.7 10.5/11.0 —— — — 81/81 100/[...]

  • Page 10

    10 Tabl e 2 — El ectrical D ata (co nt) LEG END *Heater capacity (kW) is based on heater v oltage of 208 v , 240 v , 380 v , 480 v , and 575 v . Heaters are rated at 240 v , 380 v , 480 v , or 600 v . If power distribution v olt age to unit v aries from rated heater v oltage, heater kW wil l v ar y accordingly . † Fuse or HACR circuit breaker .[...]

  • Page 11

    11 OP TIONAL N ON-FUSED DIS CONNECT — On unit s with the optional non-fused disconnect, incoming power w ill be wired into the disconnect switch. Refer to Fig. 13 for wiring for 100 and 200 amp disconnect switches. Units with an MOCP under 100 wi ll use the 100 a mp disconnect switch. Units with an MOCP over 100 will use the 200 amp discon- nect [...]

  • Page 12

    12 Table 3 — Heat Anticipator Settings *Heater kW is based on heater voltage of 208 v , 240 v , 380 v , 480 v , and 575 v . Step 8 — Install Outdoor - Air Hood — The sa me type of factory-installed hood is used on units with 25% air ventilation and units wit h an EconoMi$er . NOTE: The hood top panel, upper and l ower filter retainers, hood d[...]

  • Page 13

    13 CO M M I S SI O N I NG — The EconoMi$er saves energy when it uses outdoor air to provide free cooling instead of mechani- cal air conditioning. The EconoMi$er switchover strategy de- termines if the outdoor air is suitable for free cooling. The EconoMi$er chooses the switchover strategy with the most en- ergy savings, provided that the re quir[...]

  • Page 14

    14 MECHANICAL COOLING LOCKOUT — D e t e rm i ne th e outdoor-air temperature at which you want the mechanical cooling (compressors) to be disabled. Locate the mechanical cooling lockout (MECH CLG LOCKOUT ) pot entiometer . T o disable this feature, turn the potentiometer countercl ockwise (CCW) to the OFF position. Otherwise, set the value betwee[...]

  • Page 15

    15 VENTILA TION AIR (Mini mum Positio n Set Up) — If ven- tilation air is not required, skip this section. If ventilation air is required, perform the fol lowing: 1. The indoor fan must be on to set th e ventilation air . Either put the thermostat in the continuo us fan mode or jumper the R and G terminals at the rooftop u nit con- nection board.[...]

  • Page 16

    16 Install Motormaster I Co ntro ls — Only on e Mo torma ster I control is required per unit. The Motormaster I control must be used in conjunction with the Access ory 0° F Low Ambient Kit (purchased separately). The Mot ormaster I device controls out- door fan no. 1 while outdoor fans no. 2 and 3 are sequenced of f by the Accessory 0° F Low Am[...]

  • Page 17

    17 SENSOR LOCA TION HAIRPIN END SENSOR LOCA TION HAIRPIN END NO TE: All sensors are located on the eighth hair pin up from the bottom. Fig. 26 — Motormaster® I Sensor Locations SENSOR LOCA TION HAIRPIN END SENSOR LOCA TION HAIRPIN END NO TE: All sensors are located on the eighth hair pin up from the bottom. Fig. 27 — Motor master III Sensor Lo[...]

  • Page 18

    18 ST ART -UP Use the following i nformation and Start-Up Checklist on page CL-1 to check out unit PRIOR to start-up. Unit Preparation — Check that unit has been installed in accordance with these installation instructions and all applica- ble codes. Inte rnal W iri ng — Check all electrical connections in unit control boxes; tighten as require[...]

  • Page 19

    19 Table 8 — Fan Performance — 50 TJ016 LEGEND *Standard low-medium static drive range is 891 to 1179 rpm (for 208/230, 380 and 460 v units) or 1159 to 1429 r pm (for 575-v units). Alter nate high-static dr ive range is 1227 to 1550 (for 208/ 230, 380, and 460 v units). T he alter nate high-static drive is not av ailab le f or 50TJ016 575-v uni[...]

  • Page 20

    20 Table 9 — Fan Performance — 50TJ020 and 024 LEGEND *Standard low-medium static drive range f or the 020 size is 910 to 1095 r pm. Standard low-medium static drive range f or the 024 size is 1002 to 1225 r pm. Alte rnate high-static drive range f or the 020 size is 1069 to 1287. Alter nate high-static drive range for the 024 size is 1193 to 1[...]

  • Page 21

    21 Table 10 — Fan Performance — 50TJ028 LEGEND *Standard low-medium static dr ive r ange is 1066 to 1283 r pm. Alter- nate high-static dr iv e range is 1332 to 1550. Other r pms re quire a field-supplied drive . NO TES: 1. Max imum continuous bhp is 10.2 (208/230, 575 v) or 11.8 (380, 460 v) and the maximum co ntinuous watts are 9510 (208/230, [...]

  • Page 22

    22 Table 11 — Accesso ry/FIOP Static Pressur e (in. w g) — 50T J016 LEG END NOTES: 1. T he static pressur e must be added to external static pr essure. The sum and the e v aporator entering-air cfm should then be used in conjunction with the F an P erf ormance tables to deter- mine blo wer rpm and watts. 2. Heat ers are rated at 240 v , 380 v ,[...]

  • Page 23

    23 Base Unit Operation COOL ING, UNIT S WIT HOUT E CONOM I$E R — W h en thermostat cal ls for cooli ng, terminals G and Y1 are e nergized. The indoor (evaporator) fan contactor (IFC), and compressor contactor no. 1 (C1) are energized and eva porator-fan motor, compressor no. 1 an d condenser fans start. The condenser-f an motors run continuously [...]

  • Page 24

    24 When t he h umidi stat is s atisf ied, th e hu midis tat inte rnal switch opens, cutting power t o and deenergizing the LLSVs. The refrigerant i s routed back through the evaporators and t he sub-cooler coils are r emoved from the refrige rant loops. When the thermo stat is satisfied, C1 and C2 are deenergized and t he compressors, IFM, and OFMs[...]

  • Page 25

    25 the inlet of the compressor . The compressor should then be run for 10 minutes, shut down, a nd the acce ss valve ope ned until no oil flows. This should be repeated twice to ma ke sure the proper oil level has been achie ved. F A N SH A F T B EA RI N GS — For size 016 units, bearings ar e permanently lubricated . No field l ubrication is re q[...]

  • Page 26

    26 Belt T ension Adjustment — T o adjust belt tension: 1. Loosen fan motor bolts. 2. Adjus t be lt te nsio n: a. Size 016 Units: Move motor mounting plate up or down for proper belt tension ( 1 / 2 in. deflection with one finger). b. Size 020-028 Units: T urn motor jacking bolt to move motor mounting plate up or down for proper belt ten- sion ( 3[...]

  • Page 27

    27 EconoMi$er Adjustment LE D I ND IC A TI O N — The EconoMi$er controller features an onboard diagnostic LED (light-emitting diode) that flashes to indicate its status. See T able 15 for flash codes. The c ontrol- ler also has terminal connec tions (REM LED) for rem otely mounting an LED, if desired. The flash code priorities are as follows: 1. [...]

  • Page 28

    28 MOISTURE MISE R SYST EM CHA RGING — T he sy s t em charge for units with the MoistureMiser option is greater than that of the standa rd unit alone. The charge for units with th is option is indicated on the unit name plate drawing. T o charge systems using the MoistureMiser Dehumidification package, fully evacuate, recove r , and re-charge the[...]

  • Page 29

    29 Fig. 37 — T ypical W iring Schemat ic (50TJ024 , 208/23 0-3-60 Shown ) ELECTRIC HEA T 208/240 v Amps 200/230 v kW A 71.3/82.3 25.7/34.2 B 117/135 42.2/56.1 C 156/180 56.2/74.8[...]

  • Page 30

    30 Fig. 37 — Typical Wiring S chemati c (50TJ024, 208/23 0-3-60 Sh own) (con t) Fig. 38 — Typical Component Arrangement (50TJ024 Shown)[...]

  • Page 31

    31 LEGEND AND NO TES FOR FIG. 37 AND 38 LEGEND AHA — Adjustable Heat Anticipator BRK W/A T — Bre aks with Amp T ur ns C — Contactor , Compressor CB — Circuit Breaker CC — Cooling Compensator CH — Crankcase Heater CLO — Compressor Lockout COMP — Com pres so r Mot or CR — Control Relay DA T — Dischar ge Air Ther m istor DM — Dam[...]

  • Page 32

    32 TROUBLESHOO TING Refer to T ables 16-18 for troubleshooting details. Table 16 — Cooling Se rvice Ana lysis LEG END TXV — T hermo static Expans ion V alve PR OBLEM C A USE REMED Y Compressor and condenser fan will n ot st art. P ow er f ailure. Call power company . Fuse blo wn or circuit breaker t ripped. Replace fuse or reset circuit break e[...]

  • Page 33

    33 T a ble 17 — EconoMi$er T roubleshooting LEGEND Table 18 — MoistureMiser Dehumidification Subcooler Service Analysis PROBLE M PO TENTIAL CA USE REMED Y Damper Does Not Open Indoor (Evaporator) F an is Off Chec k to ensure that 24 v ac is present at T er minal C1 (Common P o wer) on the IFC (Indoor [Evaporat or] F an Contactor) or t hat 24 va[...]

  • Page 34

    Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificati ons or des igns without notice an d wit hout inc urring obligations. PC 111 Catalo g No. 535-034 Pri nted i n U.S .A. Form 50TJ-17 SI Pg 34 2-01 Replace s: 50T J-14S I Book 1 Ta b 1 b Copyright 20 01 Car rier Cor po ration SER VICE TRAINING Pack aged Servic e[...]

  • Page 35

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  • Page 36

    Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificati ons or des igns without notice an d wit hout inc urring obligations. PC 111 Catalo g No. 535-034 Pri nted i n U.S .A. Form 50TJ-17 SI Pg CL-1 2-01 Replaces : 50TJ-14 SI Book 1 Ta b 1 b Copyright 20 01 Car rier Cor po ration - - - - - - - - - - - - - - - - - -[...]