114
30AW
N°
Exchange
parts
name
Work procedure (IMPORTANT: Ensure gloves are
worn at all times to avoid risk of injury)
Remarks
(9)
Reactor
(015)
1. Perform the works from 1 to 4 of (1) and (2).
2. Remove the reactor lead connected to the control
P.C. board. CN05 White, CN06 White
3. Cut the bundling band which bundled the compres-
sor lead and fan motor lead.
4. Remove the reactor. (Trust B tight screw, Ø4 × 6, 2
pcs.)
5. Replace the reactor with a new one.
NOTE :
Be sure to bundle the removed bundling band with
the bundling band on the market.
Be careful so that the fan motor lead does not come
to contact with the reactor body.
Bundling band
(Compressor lead, Reactor lead)
Bundling band
(Compressor lead, Reactor lead)
Control P.C. board
Reactor lead
Reactor lead
Reactor body
Bundling band
(Fan motor lead, Reactor lead)
Fan motor lead
(10)
GMC
Board
assembly
1. Perform the works from 1 to 4 of (1).
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GMC cover and remove it gain access to inspect the
board.
3. Disconnect lead wires and connectors connected
from the GMC board assembly to other parts.
J6A Water Enter Exchanger Sensor J6B TR Sensor
J6C Water Exit Exchanger Sensor
J22 Outdoor Air Sensor
J18 Mode (Heat/Cool)
J5 Remote Control
J20 Eco / Antifreeze Switch
J8 Communications Receive
J16 ON/OFF and Power limitation Switch
J20 Sanitary Water Dry contact
J4 Water Exchanger and 3 way valve
J7 Water pump Speed – Defrost and TFC status
– EHS and Dehumidifier
J11 Alarm status and Defrost signal
REQUIREMENT
As each connector has a lock mechanism, avoid to
remove the connector by holding the lead wire, but
by holding the connector.
4. Pull the GMC assembly upward and detach it from
the partition plate. The GMC board is attach to the
partition plate by two hooks.
5. Remove 4 hooking claws of GMC board base and
pull the GMC board upward.
6. Replace the fail GMC board with a new one.
Caution:
When mounting a new board, check that the
board is correctly set in the groove of the base holder
of GMC board base.
7. Attach the removed connectors at the GMC board
BOEBUUBDIUIFUBLFOPòTDSFXTUPUIFPSJHJOBM
positions.
Maintenance
8
Hooks
GMC cover
GMC board
SM_30AW.indd 114
14-03-2011 14:46:51
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