Bosch CLC6001i 25 E, Руководство по обслуживанию

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4-15
Climate Class 6100i / 6000i / 8100i / 8000i
3.CHART FOR READING SELF-DIAGNOSIS RESULT
Problem
symptom
Outdoor
unit
indica-
tion
(LED1)
Malfunction
No.*
Content of diagnosis
Check point Action
Main Sub Main Sub
Normal
condition
Normal
blinking
0 0 Normal
Indoor and
outdoor
units do
not oper-
ate.
1-time 1 0 Outdoor unit
thermistor
short-circuit
Heat exchanger
thermistor short
circuit error
1) Measure the resistanceof
the outdoor unit thermis-
tors.
2) Check the lead wire of
the outdoor unit thermis-
tor for torn sheath and
shortcircuit.
3) No abnormality found
in above inspections (1)
and (2).
1) Replace the outdoor
unit thermistor assem-
bly.
2) Replace the outdoor
unit thermistor assem-
bly.
3) Replace the outdoor
unit control PWB as-
sembly.
1 Outdoor temper-
ature thermistor
short circuit error
2 Suction thermis-
tor short circuit
error
3 2-way valve
thermistor short
circuit error
4 Heatsink thermis-
tor error
- Replace the outdoor unit
control PWB.
Indoor and
outdoor
units
do not
operate.
2-time 2 0 Cycle
temperature
Compressor high
temperature error
1) Check the outdoor unit
air outlet for blockage.
1) Ensure unobstructed
air flow from the outdoor
unit air outlet.
2) Check if the power sup-
ply voltage is AC 230V at
full power.
2) Connect power supply
of proper voltage.
3) Check the pipe connec-
tions for refrigerant leaks.
3) Charge the specified
amount of refrigerant.
4) Measure resistance of
the outdoor unit compres-
sor thermistor.
4) Replace the outdoor
unit compressor ther-
mistor assembly.
5) Check the expansion
valve for proper opera-
tion.
5) Replace the expansion
valve coil, expansion
valve or outdoor unit
control PWB assembly.