51
PROBLEM
OPERATING MODE
PROBABLE CAUSE
REMEDY
COOLING
HEATING
F)
Fans do not start.
⊗
⊗
Fan contactors not excited. Check contactor winding
voltage. Check winding for
breaks.
⊗
⊗
Fan motor thermal switch
tripped.
Check winding/winding and
winding/core insulation.
⊗
⊗
Fan motor malfunction.
Check / replace
⊗
⊗
Faulty electrical
connections.
Check / tighten down.
G)
Insufficient gas.
⊗
⊗
Refrigerant circuit leak.
Check circuit with leak
detector at 4 bar.
Repair leaks, run vacuum cycle
and charge.
See paragraph 8.3.
H)
Refrigerant circuit pipe
too hot.
⊗
⊗
Insufficient refrigerant
charge.
See point G.
Содержание KAPPA V 2001
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