Bosch CLC6101i-W 50 HE - Page 39

4-19
Climate Class 6100i / 6000i / 8100i / 8000i
Problem
symptom
Outdoor
unit
indica-
tion
(LED1)
Malfunction
No.*
Content of diagnosis
Check point Action
Main Sub Main Sub
Indoor and
outdoor
units do
not
operate.
13-time 13 0 DC
compressor
Compressor
startup error
1) Check the colors (red,
white, orange) of the
compressor cords for
proper connection. (PWB
side, compressor side)
2) Check if the IPM terminal
resistance values are
uniform.(Refer to IPM
check method.)
3) Check if outdoor main re-
lay (MRY1) turns on and
DC voltage DB1(
⊕
-
⊖
)has become DC290-
330V.
4) No abnormality found
in above inspections (1)
through (3).
1) Correct the installation.
(U: Red, V: White, W:
Orange)
2) Replace the outdoor
unit control PWB as-
sembly.
3) Replace the outdoor
unit control PWB as-
sembly.
4) Replace the compres-
sor.
2 Compressor
rotation error. (at
180° energizing)
Indoor and
outdoor
units do
not
operate.
14-time 14 0 Outdor unit
PAM
PAM over
voltage
error
1) Check the AC power
supply voltage for uctu-
ation.
1) Correct the installation.
2) No abnormality found in
above inspection.
2) Replace the PWB
assembly.
1 PAM clock
error
1) Check the PAM clock for
proper input.
1) Replace the outdoor
unit control PWB as-
sembly.
2 Abnormal power
supply voltage /
DC low voltage.
1) Check the AC power
supply voltage for uctu-
ation.
1) Correct the installation.
2) No abnormality found in
above inspection.
2) Replace the PWB
assembly.