York HC3A SERIES Installation Manual Download | Manualshive

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Subject to change without notice. Printed in U.S.A.

361813-UIM-A-0208

Copyright

©

by Unitary Products Group. 2008. All rights reserved.

Supersedes: 170761-UIM-D-1106

Unitary

5005

Norman

Product

York

OK

Group

Drive

73069

SECTION X: WIRING DIAGRAM

FIGURE 13:

Wiring Diagram

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14

Summary of Contents for HC3A SERIES

Page 1: ...ry It is also used to alert against unsafe practices and hazards involving only property dam age Improper installation may create a condition where the operation of the product could cause personal in...

Page 2: ...to be installed on a hot sun exposed roof or a black topped ground area the unit should be raised sufficiently above the roof or ground to avoid taking the accumulated layer of hot air into the outdo...

Page 3: ...stalling tubing of longer lengths and elevation differences NOTE Using a larger than specified line size could result in oil return problems Using too small a line will result in loss of capacity and...

Page 4: ...coil Braze the vapor line to the evaporator vapor connection After the connection has cooled slide the grommet back into original position Refer to the Tabular Data Sheet for proper vapor line siz ing...

Page 5: ...se soft solder Install the TXV bulb to the vapor line near the equalizer line using the two bulb clamps furnished with the TXV assembly Ensure the bulb is making maximum contact Refer to TXV installat...

Page 6: ...ON CONTROL A dehumidification control accessory 2HU06700124 may be used with variable speed air handlers or furnaces in high humidity areas This control works with the variable speed indoor unit to pr...

Page 7: ...r W Auxiliary Heat BS Bonnet Sensor BSG Bonnet Sensor YORKGUARD VI CONTROL SINGLE STAGE HEAT PUMP 1 H 3 YMB YZB OD MODELS Part Numbers SAP Legacy 126768 031 09137 18395 031 01996 340512 031 09178 1 C...

Page 8: ...E Emergency Heat W2 Second Stage Heat B O Switch on Thermostat must be in the O position C 24 Volt Common Y1 First Stage Compressor O B Reversing Valve L Malfunction Light Y2 Second Stage Compressor G...

Page 9: ...the O position C 24 Volt Common Y1 First Stage Compressor O B Reversing Valve L Malfunction Light Y2 Second Stage Compressor G Fan DN22U00124 THERMOSTAT E Emergency Heat AUX Auxiliary Heat R 24 Volt...

Page 10: ...mergency Heat W2 Second Stage Heat B O Switch on Thermostat must be in the O position C 24 Volt Common Y1 First Stage Compressor O B Reversing Valve L Malfunction Light Y2 Second Stage Compressor G Fa...

Page 11: ...must be in the O position C 24 Volt Common Y1 First Stage Compressor O B Reversing Valve L Malfunction Light Y2 Second Stage Compressor G Fan DN22U00124 THERMOSTAT E Emergency Heat AUX Auxiliary Heat...

Page 12: ...ls the following subcooling charging method must be used Superheat charging charts are not valid with TXV equipped systems Subcooling Charging Method For the heating operation there is no accurate sub...

Page 13: ...ed with a crankcase heater to prevent the migration of refrigerant to the compressor during the OFF cycle The heater is energized only when the unit is not running If the main switch is disconnected f...

Page 14: ...e Printed in U S A 361813 UIM A 0208 Copyright by Unitary Products Group 2008 All rights reserved Supersedes 170761 UIM D 1106 Unitary 5005 Norman Product York OK Group Drive 73069 SECTION X WIRING DI...

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