Lennox International Inc. 4HP18LT manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

Ir a la página of

Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Lennox International Inc. 4HP18LT. 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 Lennox International Inc. 4HP18LT 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 Lennox International Inc. 4HP18LT 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 Lennox International Inc. 4HP18LT, 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 Lennox International Inc. 4HP18LT debe contener:
- información acerca de las especificaciones técnicas del dispositivo Lennox International Inc. 4HP18LT
- nombre de fabricante y año de fabricación del dispositivo Lennox International Inc. 4HP18LT
- condiciones de uso, configuración y mantenimiento del dispositivo Lennox International Inc. 4HP18LT
- 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 Lennox International Inc. 4HP18LT 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 Lennox International Inc. 4HP18LT 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 Lennox International Inc. 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 Lennox International Inc. 4HP18LT, 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 Lennox International Inc. 4HP18LT, 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 Lennox International Inc. 4HP18LT. 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

    506470-01 Issue 1007 Save these instructions for future reference INST ALLA TION AND MAINTENANCE INSTRUCTIONS 4HP18L T Series S plit System Heat Pump Manufactured By Allied Air Enterprises, Inc. A Lennox International Inc. Company 215 Metropolitan Drive West Columbia, SC 29170 T ABLE OF CONTENTS INST ALLA TION ......................................[...]

  • Página 2

    506470-01 Issue 1007 INST ALLA TION Inspection of Shipment Upon receipt of equipment, carefully inspect it for possible shipping damage. If damage is found, it should be noted on the carrier ’s freight bill. T ake special care to examine the unit inside the carton if the carton is damaged. Any concealed damage discovered should be reported to the[...]

  • Página 3

    506470-01 Issue 1007 Roof Mounting Install unit at a minimum of 6” above surface of the roof to avoid ice buildup around the unit. Locate the unit above a load bearing wall or area of the roof that can adequately support the unit. Consult local codes for rooftop applications. • Install the unit high enough above the ground or roof to allow adeq[...]

  • Página 4

    506470-01 Issue 1007 1. Install line volt age power supply to unit from a properly sized disconnect switch. Any excess high voltage field wiring should be trimmed or secured away from the low voltage field wiring. 2. Ground unit at unit disconnect switch or to an earth ground. T o facilitate conduit, a hole is in the bottom of the control box. Conn[...]

  • Página 5

    506470-01 Issue 1007 Placement Be aware that some localities are adopting sound ordinances based on how noisy the unit is at the neighbor ’ s home, not at the original installation. Install the unit as far as possible from the property line. When possible, do not install the unit directly outside a bedroom window . Glass has a verry high level of[...]

  • Página 6

    506470-01 Issue 1007 6. Braze the line set to the service valve. Quench the joints with water or a wet cloth to prevent heat damage to the valve core and opening port. The tube end must sta y bottomed in the fitting during final assembly to ensure proper seating, sealing, and rigidity . 7. Install the thermal exp ansion valve which is sold separate[...]

  • Página 7

    506470-01 Issue 1007 Figure 8 Page 7 Figure 7 Anchored Heavy Nylon Wire Tie Wa l l Stud Metal Slee v e V apor Line Wrapped in Ar mafle x – Liquid Line Wa l l Stud A utomotiv e Muffler-T ype Hanger Strap Liquid Line to V apor Line Metal Slee v e V apor Line Wrapped in Ar mafle x – Liquid Line Strap Liquid Line to V apor Line Refrigerant Line Set[...]

  • Página 8

    506470-01 Issue 1007 Flushing Existing Line Set and Indoor Coil This procedure should not be performed on systems which contain cont aminants, such as compressor burn out. Required Euipment The following equipment is needed to flush the existing line set and indoor coil (See Figure 9). T wo clean R-22 recovery bottles, an oil-less recovery machine [...]

  • Página 9

    506470-01 Issue 1007 4. Remover the existing R-22 refrigerant flow control orifice or thermal expansion valve before continuing with flushing procedures. R-22 flow control devices are not approved for use with R410A refrigerant and may prevent proper flushing. Use a field-provided fitting to reconnect the lines. 5. Remove the pressure tap valve cor[...]

  • Página 10

    506470-01 Issue 1007 3. Connect the external equalizer line to the equalizer port on the suction line and tighten to 8 ft.lbs. 4. S trap the superheat sensing bulb to the suction header . If installing an exp ansion valve on an indoor coil that previously used a fixed orifice, be sure to remove the existing fixed orifice. Failure to remove a fixed [...]

  • Página 11

    506470-01 Issue 1007 Using an Electronic Leak Detector 1. Connect the high pressure hose of the manifold gauge set to the suction valve service port. (Normally the high pressure hose is connected to the liquid line port; however , connecting it to the suction ports helps to protect the manifold gauge set from damage caused by high pressure.) 2. Wit[...]

  • Página 12

    506470-01 Issue 1007 4. Open both manifold valves and start vacuum pump. 5. Evacuate the line set and indoor unit to a minimum of 500 microns or lower . During the early stages of evacuation, it is desirable to close the manifold gauge valve at least once to determine if there is a rapid rise in pressure. A rapid rise in pressure indicates a relati[...]

  • Página 13

    506470-01 Issue 1007 ST ART -UP 1. Rotate fan to check for frozen bearings or binding. 2. Inspect all factory and field-installed wiring for loose connections. 3. After evacuation is complete, open liquid line and suction line service valves to release refrigerant charge (contained in outdoor unit) into system. 4. Replace the stem caps and secure f[...]

  • Página 14

    506470-01 Issue 1007 1. Connect the manifold gauge set to the service valve ports as follows (See Figure 13 above): • Low pressure gauge to suction line service valve • High pressure gauge to liquid line service valve 2. Close manifold gauge set valves. Connect the center manifold hose to an upright cylinder of R410A. 3. If room temperature is [...]

  • Página 15

    506470-01 Issue 1007 5. Compare the subcooling value with those shown in T able 7. If subcooling is greater than shown, recover some refrigerant. If subcooling is less than shown, add some refrigerant. Charge Using Approach Method (TXV System) - Outdoor T emperatures 65°F or Above The following procedure is intended as a general guide and is for u[...]

  • Página 16

    506470-01 Issue 1007 = _ Outdoor Ambient T emperature °F Liquid Line T emperature °F Approach T emperature °F ° ° ° 6. Compare the approach value with those shown in T able 9. If the values do not agree with those provided in T able 8, add refrigerant to lower the approach temperature or recover refrigerant from the system to increase the app[...]

  • Página 17

    506470-01 Issue 1007 Page 17 T able 8 L - Liquid S- Suction V alues provided above are typical pressures. Indoor unit matchup, indoor air quality equipment, and indoor load will case pressures to vary .[...]

  • Página 18

    506470-01 Issue 1007 OPERA TION Outdoor unit and indoor blower cycle on demand from the room thermostat. When the thermostat blower switch is moved to the ON position, the indoor blower operates continuously . Filter Drier The unit is equipped with a large capacity bi-flow filter which keeps the system clean and dry . If replacement is necessary , [...]

  • Página 19

    506470-01 Issue 1007 Defrost Control T iming Pins Each timing pin selection provides a different accumulated compressor run time period during one thermostat run cycle. This time period must occur before a defrost cycle is initiated. The defrost interval can be adjusted to 30 (T1), 60 (T2), or 90 (T3) minutes. The defrost timing jumper is factory i[...]

  • Página 20

    506470-01 Issue 1007 System Diagnostic Module 4HP18L T units cont ain a diagnostic module for troubleshouting heat pump system failures. By monitoring and analyzing data from the compressor and thermost a t demand, the module can accurately detect the cause of electrical and system related failure without any sensors. If a system problem occurs, a [...]

  • Página 21

    506470-01 Issue 1007 Every time the module powers up, the last ALERT LED flash code that occurred prior to shutdown is displayed for 60 seconds. The module will continue to display the previous flash code until the condition returns to normal or 21V AC is removed from the module. TRIP and ALERT LEDs flashing at the same time means control circuit v[...]

  • Página 22

    506470-01 Issue 1007 Thermost at Demand W iring The diagnostic module requires a thermostat demand signal to operate properly . The thermostat demand signal input, labeled Y on the module, should always be connected to the compressor contactor coil so that when the coil is energized, the demand signal input is 24V AC. When the coil is not energized[...]

  • Página 23

    506470-01 Issue 1007 MAINTENANCE Before the start of each heating and cooling season, the following service checks should be performed by a qualified service technician. Inspect and clean outdoor and indoor coils. The outdoor coil may be flushed with a water hose. NOTE: It may be necessary to flush the outdoor coil more frequently if it is exposed [...]

  • Página 24

    506470-01 Issue 1007 HOMEOWNER INFORMA TION In order to ensure peak performance, your system must be properly maintained. Clogged filters and blocked airflow prevent your unit from operating at its most ef ficient level. Ask your dealer to show you where the indoor unit’s filter is located. It will be either at the indoor unit (installed internal[...]

  • Página 25

    506470-01 Issue 1007 Fan Switch In AUTO or INT (intermittent) mode, the blower operates only when the thermostat calls for heating or cooling. This mode is generally preferred when humidity control is a priority . The ON or CONT mode provides continuous indoor blower operation, regardless of whether the compressor or auxiliary heat are operating. T[...]

  • Página 26

    506470-01 Issue 1007 St art-Up and Performance Checklist Job Name _____________________________ Job No. ____________ Date ___________ Job Location ___________________________ City _______________ S tate ___________ Installer _______________________________ City _______________ S tate ___________ Unit Model No. _________________________ Serial No.__[...]

  • Página 27

    506470-01 Issue 1007 Page 27 Wire Diagram DESCRIPTION KEY COMPONENT A132 DIAGNOSTIC MODULE B1 COMPRESSOR B4 MOT OR - OUTDOOR FAN C12 CAP ACITOR - DU AL CMC1 CONTROL-DEFROST HR1 HEA TER - COMPRESSOR K1-1 CONT ACT OR - COMPRESSOR L1 V AL VE - REVERSING S4 SWITCH - HIGH PRESSURE S6 SWIT CH - DEFROST S40 THERMOST A T - CRANKCASE S87 SWITCH - L OW PRESS[...]

  • Página 28

    506470-01 Issue 1007 Page 28 NOTES[...]