USED ON COMPR.
USED ON COMPR. WITH
I/O BD.
MICROBD.
TO HEATING CONDENSER WATER FLOW SWITCH,
TB20-1,2 LTC I/O
TO HEATING RECOVERY OR HEAD PRESSURE CONTROL VALVE
TB7-1, TB7-2 MICROBOARD KEYPAD
TO HOT WATER SET POINT OFFSET TB9-3, 4 LTC I/O
TO REMOTE LCHLT SET POINT OFFSET (PWM SIGNAL)1,19
(SEE NOTES 2,7)
TO CHILLED LIQUID PUMP RUN CONTACTS 44,45
(SEE NOTES 2,12,15)
TO REMOTE MODE READY TO START CONTACTS 26,27
(SEE NOTES 2,12,15)
TO RUN CONTACTS 35,36 (SEE NOTE 8)
TO CONDENSER PUMP MOTOR STARTER 150,151
(SEE NOTES 14,15)
TO CHILLED LIQUID FLOW SWITCH 1,12 (SEE NOTES 2,7)
TO SAFETY SHUTDOWN ALARM CONTACTS 42,43
(SEE NOTES 2,12,15)
TO AUXILIARY SAFETY SHUTDOWN 1,31 (SEE NOTES 2,7)
TO REMOTE START/STOP CONTACTS 1,7 (SEE NOTES 2,6,7)
TO REMOTE/LOCAL CYCLING CONTACTS 1,13 (SEE NOTES 2,5,7)
TO MULTI-UNIT SEQUANCE CYCLING 1,9 (SEE NOTES 2,7)
TO CONDENSER LIQUID FLOW SWITCH 1,11 (SEE NOTES 2,7)
TO WARNING ALARM 55,56 (SEE NOTES 2,12,15)
TO CYCLING SHUTDOWN ALARM CONTACTS 40,41
(SEE NOTES 2,12,15)
TO COMPR. MTR, STARTER W/CONTROL SUPPLY 1,3,4,15,24,53,
XFMR, 115V, 50/60 Hz (SEE NOTES 14) L,2 (GROUNDED CONDUCTOR
USED ON Q COMPR. ONLY
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