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Display
Problem
Possible fault
Remedy
Control unit cannot be
switched on
Vehicle network connector not
plugged in
Fuse triggered
Plug vehicle network connector in
Blanket/bag does not warm up
Blanket/bag wrong way round
Blanket/bag too warm
Setpoint temperature set too high
Objects on the blanket/bag causing
heat build-up
Blanket/bag still switched on
When
the
blanket/bag
is
disconnected
from the control
unit
a
fault
message
is
displayed and the
safety cut-off is
activated.
LED 2
Fault no. 2
Blanket/bag defective
LED 1
and 2
LED 2
and 3
Fault no. 3
Blanket/bag defective
Fault no. 6
Input voltage too high
LED 1,
2
and 3
Fault no. 7
Input voltage too low
LED 4
Fault no. 11
Connected blanket/bag is too cold
Defective thermo sensor
Fault no. 12
Excess temperature
LED 1,
3
and 4
Fault no. 13
Excess temperature
LED 2,
3
and 4
Fault no. 14
Excess temperature
LED 1,
2, 3
and 4
Fault no. 15
Control unit defective
Control unit no longer working
and shows a fault message
Safety cut-off activated by a fault
and 1
and 2
LED 3
and 4
Date: 28.01.2003
Replace fuse.
(If this occurs again, have a technician
check the unit). The fuses are in the
control unit and, with standard vehicle
network connectors, in the connector as
well.
Turn the blanket/bag the right way
round.
Reduce setpoint temperature
Remove the objects from the
blanket/bag.
Switch the blanket/bag off before pulling
the connector out.
Replace the blanket/bag, inform service
quoting the fault code.
Replace the blanket/bag, inform service
quoting the fault code.
Use only power supply units that
correspond to the stated operating
voltage.
Use only power supply units that
correspond to the stated operating
voltage. If using with a battery, the
battery is probably completely
discharged; replace with a charged
battery.
See information at the end of the table.
Replace the blanket/bag, inform service
quoting the fault code.
Let the blanket/bag cool down, smooth
the blanket out; if this problem occurs
again, shut the complete system down
and inform service quoting the fault
code.
Let the blanket/bag cool down, smooth
the blanket out; if this problem occurs
again, shut the complete system down
and inform service quoting the fault
code.
Let the blanket/bag cool down, smooth
the blanket out; if this problem occurs
again, shut the complete system down
and inform service quoting the fault
code.
Replace the control unit, inform service
quoting the fault code.
The control unit cannot be restarted until
after you have switched it off.
Service Manual Rescue System
Page 9