
154
16.4.7 IPM malfunction or IGBT over-strong current protection diagnosis and solution (P0)
Error Code
P0
Malfunction
conditions
When the voltage signal the IPM sends to the compressor drive
chip is abnormal, the display LED shows “P0” and the AC turn
off.
Possible causes
●
Wiring mistake
●
IPM malfunction
●
Faulty outdoor fan assembly
●
Compressor malfunction
●
Faulty outdoor PCB
Trouble shooting:
Check the wiring between main PCB
and compressor. Does an error
exist?
Ensure a proper connection or
replace the wires and connectors
Yes
No
Check the IPM. Is it in working
order?
No
Yes
Replace the IPM board or replace
the main PCB
Check the outdoor fan and the
outdoor unit ventilation. Is it in
working order?
No
Please refer to the solution to the
“fan speed is out of control
”
malfunction
Yes
Check the compressor resistance
values. Are they within acceptable
parameters?
No
Replace the compressor
Yes
Replace the outdoor main PCB
Содержание KDIP012-H2
Страница 8: ...5 2 2 Part names of Indoor Outdoor units Cassette Units ...
Страница 9: ...6 KDIR Duct Units ...
Страница 10: ...7 KDIP Duct Units ...
Страница 11: ...9 Ceiling floor Units ...
Страница 12: ...10 HESP DUCT Units ...
Страница 19: ...19 2 3 4 7 Outside Water Pump for Optional When Ceiling Installation ...
Страница 31: ...33 KSIE024 H220 O KSIR036 H218 inch 37 2 16 1 31 9 40 6 26 5 15 9 ...
Страница 34: ...36 Ceiling floor Units ...
Страница 39: ...41 KTIR036 H2G1 KTIR048 H2G1 ...
Страница 40: ...43 KUIR18 H2 KUIR24 H2 ...
Страница 41: ...44 KFUF036 H2G1 KFUF048 H2G1 ...
Страница 42: ...45 KFUF060 H2G1 ...
Страница 43: ...46 KFUF036 H2G1 KFUF048 H2G1 ...
Страница 44: ...47 KDIP090 H2 KDIP012 H2 KDIP018 H2 KDIP24 H2 ...
Страница 69: ...74 6 2 Outdoor Unit KSIE018 H220 O KSIE024 H220 O ...
Страница 70: ...75 KSIE009 H221 O KSIE012 H220 O ...
Страница 71: ...77 KSIR036 H218 ...
Страница 77: ...83 KDIR09 H2 Code 0 Code 1 Code 2 Code 3 Code 4 ...
Страница 78: ...84 KDIR12 H2 Code 0 Code 1 Code 2 Code 3 Code 4 ...
Страница 79: ...85 KDIR18 H2 Code 0 Code 1 Code 2 Code 3 Code 4 ...
Страница 80: ...86 KDIR24 H2 Code 0 Code 1 Code 2 Code 3 Code 4 ...
Страница 96: ...104 12 Field Wiring 9K 24K 36K 48K 60K ...
Страница 97: ...105 ...
Страница 147: ...155 P U P V ...
Страница 148: ...156 P W P N ...
Страница 174: ...184 4 Remove the evaporator support board 5 Screw off the fixing screws to remove the evaporator 4 screws 1 screw ...
Страница 181: ...191 4 Remove the evaporator fixing clamps to disassemble the evaporator Fixing clamps 1 screw ...
Страница 188: ...221 5 Remove the four fixing screws of the fan motor then remove the motor 5 ...
Страница 201: ...234 6 Remove the grounding screw 7 Remove the Wires 1 2 3 or L1 L2 S Then remove the electronic control box 7 5 ...