Hot Keep Selection - McQuay MWM Service Manual Book

Hot Keep Selection

Three selections available:
a. Fan stop if indoor coil temperature < 30°C (OFF).
b. Fan runs at low speed if indoor coil temperature < 30°C and stop if indoor
coil temperature < 18°C (ON).
c. Cycle of low fan running for 30s and fan off for 120s and repeat
(INTERVAL).
WM – F/FR (U1.5)
3 selections available at the slide switch on the On/Off Switch Board; Preset at OFF.
Other models (U1.5)
At CN3 location on the PCB,
i. Remove the connector to have (b) Fan ON and
ii. Cut off the big resistor (12kOhm) to have (c) Fan INTERVAL
Non-ducted Model – standard setting is (a) Fan OFF
Ducted Model – standard setting is (C) Fan INTERVAL
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