OPERATION
HEATING/VENTILATION/AIR CONDITIONING
Operating Manual MT 25 / 30 YT 49
CAUTION!
Leaks in the air conditioner!
If the air conditioner is not run for a longer time,
the slip-ring seal of the compressor may become brit-
tle. This results in the loss of refrigerant. Too little
refrigerant can cause damage to the air conditioner.
X Regardless of the time of year, switch the air condi-
tioner on for about fifteen minutes at least once
a month to keep it operational.
X Observe the maintenance intervals recommended by
the manufacturer.
Heater
X Turn the heater switch in the direction of the arrow 5.
3 Heating output is increased.
X Turn the heater switch in the direction of the arrow 4.
3 Heating output is reduced.
Auxiliary heater – optional
Consult the manufacturer's instruction manual for infor-
mation on the auxiliary heater's function.
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