International Refrigeration Products WAH412230M, Service Manual

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8
Function and Control
6. Control
1. Fan Control
OFF – Completely shuts off the unit. To prevent blowing
fuses, wait two minutes after turning the unit off before
turning it on again.
LOW COOL – Filters and circulates room air with the fan
running continuously on low speed. Also cools and dehu-
midifies while the compressor is running. Select this setting
for quiet cooling operation.
HIGH COOL – Filters and circulates room air with the fan
running continuously on high speed. Also cools and dehu-
midifies while the compressor is running. Select this setting
for maximum air circulation and cooling effect.
LOW HEAT – Filters and circulates room air with the fan
running continuously on low speed. Also heats while the
compressor or electric heat is running. Select this setting for
quiet heating operation.
HIGH HEAT – Filters and circulates room air with the fan
running continuously on high speed. Also heats while the
compressor or electric heater is running. Select this setting
for maximum air circulation and heating effect.
FAN ONLY– Select this setting for circulating or exhausting
room air without cooling.
2. Temperature Control
Slide this control to the left for a warmer room temperature,
to the right for a cooler room temperature.
3. Vent Control (On Some Models)
Choose one of the following two settings by sliding the vent
control under the appropriate marking:
EXHAUST – Exhausts room air to the outdoors. Also
circulates and filters room air. This position can be used to
exhaust stale or smoky air. To conserve energy, it is advised
that the Fan Control be in the Fan Only setting when using
this feature.
CLOSED – Exhaust damper is closed. Unit circulates and
filters room air. This position should be used for normal
cooling operation.
Wait 3 minutes before restarting