Condition Fault Remedy
Motor overload protection of
refrigerant compressor motor
has tripped
Have motor checked
For resetting: see the section
Electrical system
High-pressure switch tripped See above
- Condensate drain remains
inoperative
Automatic drain system
clogged
Flush the assembly by opening
manual drain valve.
Have system inspected
- Condensate trap continuously
discharges air and water
Automatic drain system out of
order
Have system checked. If necessary
replace automatic drain
- Evaporator pressure is too
high or too low at unload
Hot-gas by-pass valve
incorrectly set or out of order
Have hot-gas by-pass valve
adjusted
Condenser pressure too high
or too low
See above
Shortage of refrigerant Have circuit checked for leaks and
recharged
Instruction book
9829 3178 63 109
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