Lennox Merit 13HPD018 Скачать руководство пользователя страница 13 | Manualshive

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Page 13

13HPD SERIES

GROUND LUG

COMPRESSOR CONTACTOR

GROUND

L2 L1

READ WARNING AND NOTE

WARNING! − ELECTRIC SHOCK HAZARD. Can cause
INJURY or DEATH. Unit must be grounded in
accordance with national and local codes.

NOTE − For use with copper conductors only. Refer to unit
rating plate for minimum circuit ampacity and maximum
over-current protection size.

CAPACITOR

CONTACTOR

DEFROST CONTROL

BOARD (DCB)

GROUND LUG

CONTROL BOX

Figure 21. Typical High−Voltage Field Wiring Connection

Figure 22. Wiring Diagram

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Содержание Merit 13HPD018

Страница 1: ...61M 09 07 Supersedes 504 943M Table of Contents Shipping and Packing List 1 13HPD Outdoor Unit 1 Unit Dimensions 2 General Information 2 Recovering Refrigerant from Existing System 4 Disconnecting and...

Страница 2: ...rom address shown below or contact your supervisor Lennox Industries Inc P O Box 799900 Dallas TX 75379 9900 General Information These instructions are intended as a general guide and do not supersede...

Страница 3: ...stripping of the various caps used the appropriately sized wrench should be used and fitted snugly over the cap before tightening Operating Angle Type Service Valve To Access Angle Type Service Port...

Страница 4: ...tem clockwise 90 3 Replace the stem cap and tighten as follows With Torque Wrench Finger tighten and then tighten per table 1 Without Torque Wrench Finger tighten and use an appropriately sized wrench...

Страница 5: ...lifting heavy objects See Unit Dimensions on page 2 to determine the correct mounting size slab platform or support Refer to figure 7 for mandatory installation clearance requirements SEE NOTES BELOW...

Страница 6: ...s the refrigerant lines will not create unnecessary vibration and subsequent sounds REFRIGERANT LINE SET Field refrigerant piping consists of liquid and vapor lines from the outdoor unit braze connect...

Страница 7: ...TUDS STRAP SLEEVE WOOD BLOCK STRAP SLEEVE WIRE TIE WIRE TIE WIRE TIE INSIDE WALL Figure 11 Refrigerant Line Set Installing Vertical Runs New Construction Shown NOTE Similar installation practices shou...

Страница 8: ...fixed orifice size for each unit In non standard applications the provided fixed orifice may not be appropriate CTXV SYSTEMS 1 On fully cased coils remove the coil access and plumbing panels 2 Remove...

Страница 9: ...VALVE Figure 16 Typical Service Valve Port Core Removal WARNING Danger of fire Bleeding the refrigerant charge from only the high side may result in the low side shell and suction tubing being pressu...

Страница 10: ...s IMPORTANT Leak detector must be capable of sensing HFC refrigerant 1 Connect an HCFC 22 manifold gauge set high pressure hose to the vapor valve service port NOTE Normally the high pressure hose is...

Страница 11: ...if there is a rapid rise in sure indicates a relatively large leak If this occurs repeat the leak testing procedure NOTE The term absolute pressure means the total actual pressure within a given volu...

Страница 12: ...ground NOTE For proper voltages select thermostat wire gauge per the following table Table 5 Wire Run Lengths Wire run length AWG Insulation type Less than 100 feet 30 m 18 Color coded with a minimum...

Страница 13: ...must be grounded in accordance with national and local codes NOTE For use with copper conductors only Refer to unit rating plate for minimum circuit ampacity and maximum over current protection size...

Страница 14: ...you have consulted with the power company and the voltage condition has been corrected 6 Set the thermostat for a cooling demand Turn on power to the indoor indoor unit and close the outdoor unit disc...

Страница 15: ...the unit during warm weather use one of the following procedures CHARGE USING THE SUBCOOLING METHOD OUTDOOR TEMPERATURE 65 F 18 C When the outdoor ambient temperature is below 65 F 18 C use the subcoo...

Страница 16: ...mperature F C Outdoor Temperature F C Approach Temperature F C Model 018 024 030 036 042 048 060 F C 7 3 9 8 4 4 9 5 13 7 2 7 3 9 9 5 7 3 9 NOTE For best results use the same electronic thermome ter t...

Страница 17: ...es two components a defrost thermostat and a defrost control board DCB DEFROST THERMOSTAT The defrost thermostat as illustrated in figure 27 is located on the liquid line between the CTXV and the dist...

Страница 18: ...gure 29 DS1 and DS2 Diagnostic LEDs The DCB uses two LEDs DS1 and DS2 for diagnostics The LEDs flash a specific sequence according to the condition Table 10 DS1 and DS2 LED Codes Defrost Control Board...

Страница 19: ...occasional sounds that may occur while the unit is cycling in and out of the defrost mode When a jumper is installed on the DELAY pins the compressor will be cycled off for 30 seconds going in and out...

Страница 20: ...n operation 4 Electronic Air Cleaner Some systems are equipped with an electronic air cleaner designed to remove airborne particles from the air passing through the cleaner If your system is so equipp...

Страница 21: ...er 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 r...

Страница 22: ...r Temperature HEATING MODE Vapor Pressure Liquid Pressure Supply Air Temperature Ambient Temperature Return Air Temperature System Refrigerant Charge Refer to manufacturer s information on unit or ins...

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