Troubleshooting; Fault Codes - Malmbergs 87 460 39 Instruction Manual

Industrial
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TROUBLE SHOOTING
The problems below are probably not actual faults. please check the machine accord-
ing to the tips:
Problem
Unit does not operate No power is connected to
Unit collects little or
no water at all
poor dehumidification The door or windows are open
Hot air is drained
from the outlet
Sound of water flow
or 'da da' sound
Notice: After checking the table above, if there is still a problem, please contact your
retailer. please do not attempt to dismantle or mend the machine by yourself.

fAULT CODES

Warning: In the event of a fault code, contact your retailer.
Code
E1
Coil sensor error Humidity sensor
Error
message
flashes every 30
Display
reading
sec's
Reason
Timed defrost
mode. The
dehumidifier is
working cor-
rectly
Cause
machine
Unit is not turned on
E4 is shown
Not enough time for working
filter is blocked
Indoor temperature is too low
Water pipe is tied or deflated
Normal heat exchange
Sound from refrigerant flowing
or water pump working
E2
error
flashes every 30
sec's
50% R.H
displayed con-
tinuous mode in
operation
Solution
Unplug the unit; and check the
socket
press the ON/Off switch
Check water pipe
Allow more time for drying
Clean the filter
The dehumidifying volume is
little under low ambient tem-
perature (≤18), thus try to in-
crease the indoor temperature
Check water pipe
Seal up the room
Normal phenomenon
Normal phenomenon
E3
E4
Low or no re-
Water pump fault or
frigerant
blockage
flashes continu-
flashes continually
ally
Turn power
Dehumidifier will turn
Off. Then turn
Off automatically.
ON again.
The fault must be rec-
tified before operation
can commence.
31

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