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11-3.Fan IPDU P.C. board replacement procedure
(MCC-1597: 43H69008)
1. Applicable models
MCY-MHP0404HS-E
MCY-MHP0404HSJ-E
MCY-MHP0404HS-TR
MCY-MHP0404HS
MCY-MHP0404HSJ
MCY-MHP0404HS-ID
MCY-MHP0404HS-A
2. Shipped parts list
Please make sure that before you do the work, the following parts are shipped all.
No
1
P.C.board Replacement Procedure Manual (English and Chinese each 4page A3 paper double side print.)
2
Service P.C.board MCC-1597(FanIPDU P.C.board) in Antistatic air cap
3
Card Spacer (No.①) in Plastic bag : It is not required for the model above.
4
Current Fuse (No.④) (6.3A/250V)
3. Fan IPDU P.C. board setting
This same service P.C. board is used for both one fan and two fans. If the P.C. board assembly is to be
replaced, check whether it is the board for one fan or two fans that will be replaced, cut the jumper wires as
below, and then follow the replacement steps below to replace the board. If the jumper wires are not
cut, check code "L29" will appear on the 7-segment display of the interface P.C. board, and the outdoor unit
operation will remain stopped.
Fan IPDU P.C. board
(43H69008)
Locations where the jumper
wires may be cut
Jumper wire cut setting table
Item
J502
Factory default
Yes
For two fans
Leave intact
MCY-MHP0504HS-E
MCY-MHP0504HSJ-E
MCY-MHP0504HS-TR
MCY-MHP0504HS
MCY-MHP0504HSJ
MCY-MHP0504HS-ID
MCY-MHP0504HS-A
Parts name
J651
J652
J653
Yes
Yes
Yes
Leave intact
Leave intact
Disconnect
MCY-MHP0604HS-E
MCY-MHP0604HSJ-E
MCY-MHP0604HS-TR
MCY-MHP0604HS
MCY-MHP0604HSJ
MCY-MHP0604HS-ID
MCY-MHP0604HS-A
Jumper wires
J654
J655
Yes
Yes
Disconnect
Leave intact
173
Quantity
1
1
4
1
J656
J657
J658
Yes
Yes
Yes
Leave intact
Disconnect
Leave intact
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Troubleshooting
