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UNIT TERMINAL BLOCK CLASS II VOLTAGE
FACTORY WIRED COMPONENTS
FIELD WIRED COMPONENTS
STANDARD COMPONENTS:
ELWTS - ENTERING LOAD WATER TEMP SENSOR
LLWTS - LEAVING LOAD WATER TEMP SENSOR
LWTS - LEAVING WATER TEMP SENSOR
CMR1 - COMPRESSOR MONITOR RELAY
OPTIONAL COMPONENTS:
CMR2- COMPRESSOR MONITOR RELAY
(TWO STAGE UNITS)
OPTIONAL FIELD CONTROL COMPONENTS:
AL
- ALARM LIGHT
OATS - OUTSIDE AIR TEMPERATURE SENSOR
P
- LOAD WATER PUMP
WV
- WATER VALVE (SOURCE)
1
J1-9 CAN BE USED TO CONNECT WATER FLOW SWITCH, FIRE ALARM
1
AND/OR PHASE MONITOR OPTIONS
CMR 2 CONNECTOR WILL BE INCLUDED ON ALL W2W HARNESSES BUT
2
ONLY NEEDS TO BE CONNECTED TO CMR2 ON TWO STAGE UNITS THAT
HAVE 2 CMR'S.
Fig. 15 — WSHP Open - W2W - Wiring Diagram
20
2
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