Figure B-5 Liebert Air Economizer Supply Limit Thermistor Wiring And Restricted Airflow Switch Adjustment - Emerson CW026 Design Manual

Optional Liebert Air Economizer™ for Liebert CW

Figure B-5 Liebert Air Economizer supply limit thermistor wiring and restricted airflow switch adjustment

RETURN AIR
T/H SENSOR
120" FRAME, CHILLED WATER
RESTRICTED AIR FLOW
SWITCH LOCATION
P13
FACTORY
CONNECTED
UNCOIL AND
EXTEND CABLE
THROUGH HOLES
PROVIDED IN
BOTTOM OF UNIT
SECURE SUPPLY AIR THERMISTOR
IN AIR FLOW (120" FRAME, CHILLED
WATER LOCATION)
ADJUSTMENT INSTRUCTIONS:
1. UNIT MUST BE RUNNING.
2. TURN ADJUSTMENT KNOB CLOCKWISE
UNTIL YOU HEAR IT TRIP
(UNIT WILL ALSO ALARM)
3. TURN BACK COUNTERCLOCKWISE:
- 1/2 TURN FOR STANDARD UNITS
- 1 TURN FOR UNITS WITH VFD
- OR TO DESIRED SETPOINT
® ™
Liebert CW System Design Manual
E
FRONT VIEW
DETAIL E
RESTRICTED AIR
FLOW SWITCH
100
LIEBERT DS + CW026-CW084
RESTRICTED AIR FLOW
SWITCH LOCATION
P13
FACTORY
CONNECTED
UNCOIL AND
EXTEND CABLE
THROUGH HOLES
PROVIDED IN
BOTTOM OF UNIT
SECURE SUPPLY AIR THERMISTOR
IN AIR FLOW (LIEBERT DS AND
CW026-CW084 UNIT LOCATION)
RESTRICTED AIR FLOW
SWITCH ALARM
SETPOINT KNOB
DPN001449
Pg. 5 Rev. 3