Hitachi P-AP56NAM, Service Manual

Page: 300 / 382

9 Servicing
RPC-(1.5-6.0)FSN3 - Ceiling type
SMGB0099 rev.0 - 12/2016 286
9.5.7 Removing Auto Louver Motor
1 Remove the right side cover according to “9.5.2 Removing Side
Cover” .
2 Remove the AS motor assembly attached to the right end of the
louver shaft.
3 Push the stopper to disconnect the connector.
Stopper
Stopper
Push
Pull
Stopper
Stopper
Push
Pull
AS Motor Assembly
Screws
Right Side Plate
Screws
AS motor assembly
Right side plate
9.5.8 Removal of the thermistors from the liquid and gas pipes
1 Open the air inlet grille downward according to “9.5.1 Removing Air Filter and Air Inlet Grille” .
2 Remove the side covers according to “9.5.2 Removing Side Cover” .
3 Remove the electrical box and hook it on the flame at the lower part of the unit according to “9.5.4 Removal of the fan
motor” .
4 Open the electrical box cover and disconnect the connectors for the gas pipe thermistor (yellow, THM5) and the liquid
pipe thermistor (black, THM3) from the indoor unit PCB.
Connector for Liquid Thermistor (THM3)
Connector for Gas Thermistor (THM5)
Connector for liquid thermistor (THM3)
Connector for gas thermistor (THM5)
5 Remove the drain hose from the drain pan. Remove the screws (1.5 and 2HP: 9, 2.5 to 6HP: 10) fixing the drain pan
to the indoor unit. Be careful in removing the drain pan because the water may have collected in the drain pan.
6 Remove the drain pan.
7
Remove 2 screws for the fixing plate and pull it out in the direction of the arrow (
1
2
) to remove it.
Drain Hose
Drain Pan
Drain pan
Drain hose
Screws
Fixing Plate
2
1
Screws
Fixing plate