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6 - Motor alarm
Absorbent
pump
Measure
operating
current
60%
Overcurrent
90%
Open phase
10%
Measure
insulation
resistance
30%
Check the setting of thermal relay 10%
Refrigerant
pump
Measure
operating
current
60%
Overcurrent
90%
Open phase
10%
Measure
insulation
resistance
30%
Check the setting of thermal relay 10%
Blower motor
(16DJ)
Measure
operating
current
60%
Overcurrent
90%
Open phase
10%
Measure
insulation
resistance
30%
Check the setting of thermal relay 10%
Blower motor is defective.
APPENDIX 1 - TROUBLESHOOTING FLOWCHART - CONT.
Crystallization or foreign material
in the pump.
Pump motor is defective.
Magnetic contactor is defective.
Pump motor coil is defective.
Primary power failure.
Motor
Magnetic contactor with thermal relay.
Pump power wires
Foreign material in the pump
Pump motor is defective.
Magnetic contactor is defective.
Pump motor coil is defective.
Primary power failure.
Motor
Magnetic contactor with thermal relay.
Pump power wires
Magnetic contactor is defective.
Pump motor coil is defective.
Primary power failure.
Motor
Magnetic contactor with thermal relay.
Pump power wires