York YPAL 050, YPAL 061, YPAL 051, YPAL 060 manual Table Of Contents, Thermostat

FORM 100.50-NOM6 (1207)
TABLE OF CONTENTS
FIELD WIRING	33
Thermostat	33
Fan input	33
Space Sensor	33
CO2 Sensor	34
Occupied / Unoccupied Input	34
Shutdown Input	34
Smoke Purge Input	34
BAS Economizer Input	34
Fault Output	34
VAV Heat Relay Output	35
Supply Air Temperature Reset	35
COMMUNICATION	35
DIRTY FILTER SWITCH	35
FIELD CONTROL WIRING CONNECTIONS	36
POWER WIRING	37
ELECTRICAL SERVICE SIZING	37
SINGLE-POINT POWER SUPPLY WIRING	38
SINGLE-POINT POWER SUPPLY WIRING WITH NON-FUSED DISCONNECT SWITCH	39
DUAL-POINT POWER SUPPLY WIRING	40
CONTROLS	41
TRANSDUCER PNEUMATIC TUBING	42
Static Pressure Control Plastic Tubing	42
Duct Static Transducer	42
Building Pressure Transducer	42
Static Pressure Probe Installation	42
DUCT SYSTEM	44
Duct Connection Guidelines	44
SOUND AND VIBRATION TRANSMISSION	44
GAS HEATING	45
GAS PIPING	45
GAS CONNECTION	45
Gas Piping Recommendations	45
COMBUSTION VENT	46
SECTION 3 – START-UP	47
CRANKCASE HEATERS	47
CHECKING THE SYSTEM PRIOR TO INITIAL START (NO POWER)	47
Unit Checks	47
UNIT CHECKS – POWER APPLIED	49
Verifying Compressor Rotation	49
Compressor Oil Level Check	49

JOHNSON CONTROLS 5