Dehumidi
fi
er MKD-series
5
Trouble shooting
Use the table below to localise and correct problems or errors:
Problem
Possible Cause
Action
■
Dehumidi
fi
er will not start
■
Display not switched on
Plug not in mains socket
Check dehumidi
fi
er is connected
to the mains. Check the mains
socket if necessary by connecting
another electrical appliance
The hygrostat has measured
air humidity lower than the set
point, and switched off to save
power
Reduce hygrostat set point, or
switch to manual operation. See
the section on Internal hygrostat
operation, chapter.3.3.
■
Dehumidi
fi
er will not start
■
Green light not on
■
HYG STOP
shown on
display
Room temperature is below
3 °C and the dehumidi
fi
er
is automatically put out of
operation
Wait for the temperature to rise
above 3 °C
■
Yellow light on display shows
Full
Container full or pump
(accessory) blocked
Empty water container or clear
pump blockage
■
Dehumidi
fi
er running
■
Green light on
■
SERVICE
fl
ashing on
display
Service interval set has expired
Service the product as speci
fi
ed
in the section on service counter
expiry
■
Dehumidi
fi
er running
■
When RH% activates, the
display shows
SENSOR
FAIL
RH% sensor defective
Replace RH% sensor
■
kWh and hours without
power not displahyed
Memory battery
fl
at
Replace battery. See chapter 3.8
NOTE!
• If the machine is not working properly, switch off immediately!
• Before starting troubleshooting, wait for one minute, as the electronics could have cut off the machine for safety
reasons y
If the dehumidi
fi
er will not restart, contact Munters. This also applies if the machine runs without
condensing any water. There may be a fault on the cooling circuit which will require a service technician
19
Trouble shooting
190TEN-1071-C1304
Содержание MK30D
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