Mondial Designs Limited HB095 2008, Руководство пользователя

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equipment details
82
equipment details
83
Interior temperature too low in control level ‘1’
fauLt poSSIBLe cauSe remedy
Compressor runs constantly Faulty thermostat Change the thermostat
Compressor runs for a long time Large quantities have been frozen in the freezer compartment
compressor does not run (battery connection)
U
KL
= 0 V There is an interruption in the connection between the battery
and the – electronics
Main switch faulty (if installed)
Additional supply line fuse has blown (if installed)
Establish a connection
Replace the main switch
Replace the supply line fuse
U
KL
≤
U
EIN
Battery voltage is too low Charge the battery
Start attempt with
U
KL
≤ U
OFF
Loose cables - Poor contact (corrosion)
Battery capacity too low
Cable cross section too small
Establish a connection
Replace the battery
Replace the cable
Start attempt with
U
KL
≤ U
ON
Ambient temperature too high
Insufficient ventilation and/or air supply
Condenser is dirty
Move the refrigerator to another location
Clean the condenser
Electric circuit between the pins in
the compressor interrupted Defective compressor Replace the compressor
U
KL
Voltage between the positive and negative terminals of the electronics
U
ON
Cut-in voltage of the electronics
U
OFF
Cut-off voltage of the electronics
12 troubleshooting
the significance of the red Led (7)
For operational faults it illuminates several
times. The number of pulses depends on the
type of fault.
Each flash lasts for one quarter of a second.
After the series of impulses a pause follows.
The sequence for the fault is repeated every
four seconds.
no. of
flashes fault possible cause
1 Supply
voltage The supply voltage
is outside of the
set range.
2 Excessive fan
current The fan loads the
electronics unit
with more than 1 A
3 The motor
doesn’t start The rotor is
jammed.
The pressure
difference in the
cooling system is
too high
(> 5 bar).
4 Speed too
low If the cooling
system is
overloaded, the
minimum speed of
the motor of 1850
RPM cannot be
maintained.
5 Overheating
of the
electronics
unit If the cooling
system is loaded
too heavily or the
temperature is
set too high, the
electronics can
overheat.