
146
16.4.2 Communication malfunction between indoor and outdoor units diagnosis and solution
(E1)
For 9K-24K:
Error Code
E1
Malfunction conditions If the indoor unit does not receive feedback from outdoor unit for
110 seconds 4 consecutive times.
Potential causes
●
Wiring mistake
●
Faulty indoor or outdoor PCB
Trouble shooting:
Measure Vs, is it positive fluctuation?
(Vs is the voltage between 3 and 2 of
outdoor unit. Red pan-3, Black pan-2)
Measure Vs, is it positive fluctuation?
(Vs is the voltage between 3 and 2 of
outdoor unit. Red pan-3, Black pan-2)
Yes
Power off, then restart the unit 2 minutes later
Power off, then restart the unit 2 minutes later
No
Replace the outdoor main PCB.
Power on. Is the error
extinguished?
Replace the outdoor main PCB.
Power on. Is the error
extinguished?
Check the outdoor wiring connection
Check the outdoor wiring connection
Replace the indoor main PCB.
Power on. Is the error
extinguished?
Replace the indoor main PCB.
Power on. Is the error
extinguished?
Yes
Replace the outdoor main PCB.
Replace the outdoor main PCB.
No
Replace the indoor main PCB.
Replace the indoor main PCB.
No
Check the indoor wiring connection
Check the indoor wiring connection
Yes
Yes
Check whether reactor
is normal?
Check whether reactor
is normal?
Yes
Replace the reactor
Replace the reactor
No
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 ...