141
AC power input voltage
protection
AC power input voltage
protection
J8 display
J8 display
Check whether the power
voltage is normal.
Check whether the power
voltage is normal.
Measure whether outdoor
terminal voltage is normal
?
Measure whether outdoor
terminal voltage is normal
?
Restart the unit when the power
supply gets normal
Restart the unit when the power
supply gets normal
No
Yes
No
Reconnect it well
Reconnect it well
Yes
Yes
No
Replace the IPM board, If the IPM board
and main board is in a board, replace the
outdoor main PCB
Replace the IPM board, If the IPM board
and main board is in a board, replace the
outdoor main PCB
Yes
Replace the PFC module(If has)
Replace the PFC module(If has)
No
Yes
Measure whether the voltage
between L and N is normal
?
Measure whether the voltage
between L and N is normal
?
Yes
Measure whether input voltage
of bridge rectifier is normal
?
Measure whether input voltage
of bridge rectifier is normal
?
Yes
No
No
Measure whether the voltage
between P and N is normal
refer to the
Appendix
3
?
Measure whether the voltage
between P and N is normal
refer to the
Appendix
3
?
Replace the bridge
rectifier
Replace the bridge
rectifier
No
Check whether
bridge rectifier is
normal
Check whether
bridge rectifier is
normal
Check the wiring of
reactor or inductance
Check the wiring of
reactor or inductance
Reconnect the
wiring
Reconnect the
wiring
No
Check whether reactor
or inductance is normal
Check whether reactor
or inductance is normal
Yes
Replace reactor or
inductance
Replace reactor or
inductance
No
Check the wiring of
power wires well or
correctly
Check the wiring of
power wires well or
correctly
Reconnect it well
Reconnect it well
Check the wiring of
L and N well or
correctly
Check the wiring of
L and N well or
correctly
Reconnect it well
Reconnect it well
Check the wiring of
bridge rectifier well
or correctly
Check the wiring of
bridge rectifier well
or correctly
Содержание CTBU-09HWFN1-M(C)
Страница 8: ...5 2 2 Part names of Indoor Outdoor units Cassette Units...
Страница 9: ...6 A5 Duct Units A6 Duct Units...
Страница 10: ...7 Console Units...
Страница 11: ...8 Ceiling floor Units...
Страница 12: ...9 HESP DUCT Units...
Страница 21: ...18 2 3 4 7 Outside Water Pump for Optional When Ceiling Installation...
Страница 29: ...26 Console Units 1 6 D ra in p ip e 1 9 5 H a n g in g a rm U n it m m 7 0 0 6 0 0 2 1 0...
Страница 36: ...33 Console Units Ceiling floor Units...
Страница 41: ...38 CFAU 09HRFN1 M C CFAU 12HRFN1 M C MCD 36HRFN1 M C MCD 48HRFN1 M D...
Страница 42: ...39 CTBU 36HWFN1 M C CTBU 48HWFN1 M C...
Страница 43: ...40 MUEU 18HRFN1 M C MUEU 24HRFN1 M C MUE 36HRFN1 M C...
Страница 44: ...41 MUE 48HRFN1 M C MUE 60HRFN1 MW...
Страница 45: ...42 MUE 36HRFN1 M C MUE 48HRFN1 M C...
Страница 46: ...43 MUE 60HRFN1 MW MTIU 09HWFN1 M MTIU 12HWFN1 M MTIU 18HWFN1 M MTIU 24HWFN1 M...
Страница 49: ...46 MOBA30 09HFN1 MT0W MOB30 12HFN1 MT0W...
Страница 50: ...47 MOD30 24HFN1 MT0W MOD01 23HFN1 MT0W...
Страница 51: ...48 MOD30U 36HFN1 M...
Страница 57: ...54 CTBU 09HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 58: ...55 CTBU 12HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 59: ...56 CTBU 18HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 60: ...57 CTBU 24HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 61: ...58 CTB 36HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 62: ...59 CTB 48HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 78: ...75 12 Field Wiring 9K 24K 36K 48K 60K...
Страница 79: ...76...
Страница 129: ...126 P U P V...
Страница 130: ...127 P W P N...
Страница 147: ...144...
Страница 157: ...154 4 Remove the evaporator support board 5 Screw off the fixing screws to remove the evaporator 4 screws 1 screw...
Страница 193: ...190 5 Remove the four fixing screws of the fan motor then remove the motor 5...
Страница 206: ...203 6 Remove the grounding screw 7 Remove the Wires 1 2 3 or L1 L2 S Then remove the electronic control box 7...