Toshiba RAS-18PKVSG-E Service Manual page 117

No. Part name
1. Disconnect the leads and connectors connected to
4
Control board
assembly
2. Remove the control board assembly from the
3. Remove the two fixing screws used to secure the
4. Mount the new control board assembly.
Procedure
the other parts from the control board assembly.
1) Leads
• 3 leads (black, white, orange) connected to
terminal block.
• Lead connected to compressor :
Disconnect the connector (3P).
• Lead connected to reactor :
Disconnect the two connectors (2P).
2) Connectors
CN31 : Outdoor fan motor (3P: white)*
(* : See Note)
CN72 : 4-way valve (2P: yellow)*
CN61 : TE sensor (2P: white)*
CN73 : PMV (6P: white)
CN64 : TS sensor (3P: white)*
CN62 :TD sensor (3P: white)*
CN63 : TO sensor (2P: white)
NOTE
These connectors have a disconnect prevention
mechanism: as such, the lock on their housing
must be released before they are disconnected.
s pacer. (Remove the heat sink and control board
assembly while keeping them screwed together.)
heat sink and control board assembly.
NOTE
When mounting the new control board assembly,
ensure that the P .C. board is inserted properly
into the spacer support.
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FILE NO. SVM-17001
Remarks
CN31,CN72,CN61,CN73,CN64,
CN62 and CN63 are
connectors with locking
mechanisms: as such, to
disconnect them, they must be
pressed in the direction of the
arrow while pulling them out.
P.C. board base
P.C. board