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Quest 185 Cool
Installation, Operation and Maintenance Instructions
16
www.QuestHydro.com
8. Close the valve on the gas line stub valve core removal tool.
9. Remove the high and low pressure sides of the manifold gage set from the valve core removal tools.
10. Install the valve core in the gas line stub port using the no-loss valve core removal tool
11. Remove the no-loss valve core removal tools from the service ports on the liquid and gas line stubs.
12. Install the caps on the service ports of the liquid and gas line stubs finger tight, then tighten an additional 1/6
turn. Check the service port caps for leakage – reinstall if necessary.
6. Control Options
The Quest 185 Cool Dehumidifier can be controlled by its on board dehumidistat or with an external control using its low
voltage terminal block.
6.1 On board dehumidistat
The humidity control is an adjustable switch that closes when the relative humidity of the air in which it is located rises to
the dial set point. It opens when the RH drops 4 to 6% below the set point.
OUTDOOR
UNIT
TO VAPOR
SERVICE
VALVE
MANIFOLD
GAUGE SET
RECOMMEND
MINIMUM 3/8” HOSE
LOW
HIGH
HFC-410A
12 1
11
10
9
8
7
6
5
4
3
2
12 1
11
10
9
8
7
6
5
4
3
2
1/6 turn
1/12 turn
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