mundoclima MUENR-H6 Series Installation & Owner's Manual page 26

A
Do not dispose this product as unsorted municipal waste.
Collection of such waste separately for special treatment is
necessary
Do not dispose of electrical appliances as unsorted municipal
waste, use separate collection facilities.
Contact you local government for information regarding the
collection systems available.
I A
FAULT
The chiller does not
start up
Insufficient output
Compressor noisy
Noise and vibrations
The compressor stops
due to the activation of
the protection devices
25
CAUSE
No voltage
Mains switch in OFF position
Remote switch (if present) in OFF position
Control panel set to OFF
Main unit switch in OFF position
Compressor thermal solenoid switch OFF
Supply voltage too low
Contactor coil faulty
Electronic board faulty
Start-up capacitor faulty (if present)
Compressor faulty
Insufficient refrigerant
Sizing of unit
Operation outside recommended limits
Liquid returning to compressor
Inadequate fixing
Reversed phase (three phase units only)
Contact between metal bodies
Weak foundations
Loose screws
Excessive delivery pressure
Low suction pressure
Low voltage
Electrical connections not sufficiently tight
Operation outside permitted limits
Faulty operation of pressure switches
Replace the component
If electrical appliances are disposed of in landfills or dumps,
hazardous substances can leak into the groundwater and get
into the food chain, damaging your health and well-being.
- Check presence of voltage
- Check safety systems upstream
tof he appliance
Switch ON
Check power line
Replace the component
Check
Check
Reverse one phase
Check
Repair
Tighten screws
Check
Thermal cut-out tripped
Check supply voltage
Check electrical insulation of
windings
DISPOSAL
TROUBLESHOOTING
REMEDY
.