Bosch CLC6101i-W 50 HE - Page 22

4-2
Climate Class 6100i / 6000i / 8100i / 8000i
Function
Operation
Self-diagnosis
result display
Description Detection period Reset condition
Indoor
unit
error
display
Indoor
unit
Out-
door
unit
13
Outdoor unit heat
exchanger thermistor
short-circuit error
Compressor stops if there is shortcircuit in out-
door unit heat exchanger thermistor (TH2).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
14
Outdoor unit out-
side air temperature
thermistor short-circuit
error
Compressor stops if there is shortcircuit in
outdoor unit outside air temperature thermistor
(TH3).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
15
Outdoor unit suction
thermistor short-circuit
error
Compressor stops if there is shortcircuit in out-
door unit suction thermistor
(TH4).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
16
Outdoor unit 2-way
valve thermistor
short-circuit error
Compressor stops if there is shortcircuit in out-
door unit 2-way valve thermistor (TH5).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
17
Outdoor unit heat
exchanger thermistor
open-circuit error
Compressor stops if there is opencircuit in out-
door unit heat exchanger thermistor (TH2).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
18
Outdoor unit out-
side air temperature
thermistor open-circuit
error
Compressor stops if there is opencircuit in
outdoor unit outside air temperature thermistor
(TH3).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
19
Outdoor unit suction
thermistor open-circuit
error
Compressor stops if there is opencircuit in out-
door unit suction thermistor
(TH4).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
20
Outdoor unit 2-way
valve thermistor
open-circuit error
Compressor stops if there is opencircuit in out-
door unit 2-way valve thermistor (TH5).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
21
Outdoor unit dis-
charge thermistor
open-circuit error
Compressor stops if there is opencircuit in out-
door unit discharge thermistor (TH1).
At compressor
startup
Operation OFF or
ON
Yes
☆1
Yes Yes
22 Serial signal error
Compressor stops if outdoor unit cannot receive
serial signal from indoor unit for 30 seconds.
When in opera-
tion
Reset after
reception of serial
signal
None None None
23
Compressor startup
error
Compressor stops if compressor fails to start up.
At compressor
startup
Operation OFF or
ON
Yes
☆3
Yes Yes
24
Outdoor unit DC fan
error
Operation stops if there is no input of rotation
pulse signal from outdoor unit fan motor for 30
seconds.
When outdoor
unit fan is in oper-
ation
Operation OFF or
ON
Yes
☆1
Yes Yes
25
PAM over voltage
error
Compressor stops if DC voltage is
400 V or higher.
When in opera-
tion
Operation OFF or
ON
Yes
☆1
Yes Yes
26 PAM clock error
When power source frequency cannot be deter-
mined (at startup), or when power source clock
cannot be detected for 1 continuous second (at
startup).
At compressor
startup, when in
operation
Operation OFF or
ON
Yes
☆1
Yes Yes
27
Outdoor unit thermal
fuse blown in the
Terminal board
Serial signal is lost. As a result,compressor stops
if outdoor unit cannot receive serial signal from
indoor unit for 30 seconds.
When in opera-
tion
Reset after
reception of serial
signal
None None None
☆
1—The outdoor unit restarts four times before the indoor unit error is displayed (complete shutdown).
☆
2—A single error judgment results in the display of the indoor unit error (complete shutdown).
☆
3—The outdoor unit restarts eight times before the indoor unit error is displayed (complete shutdown).