Friedrich SM21J30A4, Руководство по обслуживанию

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SYSTEM CONTROL SWITCH (See Figure 21)
A six-position control switch is used to regulate the operation
of the fan motor and compressor. The compressor can be
operated with the fan operating at low, medium or high speed.
The fan motor can also be operated independently on
medium speed. See switch section as indicated on decorative
control panel.
System Control Switch
SYSTEM CONTROL SWITCH (See Figure 23)
(Heat Pump & Electric Heat Models)
An eight position control switch is used to regulate the
operation of the fan motor and compressor. The compressor
can be operated with the fan operating at low, medium or high
speed in the cooling or heating mode. The fan motor can also
be operated independently on medium speed. See switch
section as indicated on decorative control panel.
1. "Off" Position - everything is off.
2. "Lo Cool" Position - fan operates on low speed,
compressor is on.
3. "Med Cool" Position - fan operates on medium speed,
compressor is on.
4. "Hi Cool" Position - fan operates on high speed,
compressor is on.
5. "Hi Heat" Position - fan operates on high speed,
compressor or electric heater is on.
6. "Med Heat" Position - fan operates on medium speed,
compressor or electric heater is on.
Figure 22
Figure 23
System Control Panel
Used on Deluxe Series (RS & RM)
Figure 21
SYSTEM CONTROL SWITCH - TEST
Disconnect leads from control switch (See Figure 22.)
There must be continuity as follows: