Mitsubishi Electric PUHZ-W50VHA Service Manual page 112

PUHZ-HW112YHA(-BS)
PUHZ-HW112YHA2(-BS)
PUHZ-HW112YHA2R1(-BS)
PUHZ-HW112YHA2R3(-BS)
PUHZ-HW112YHA2R4(-BS)
PUHZ-HW112YHA2R5(-BS)
PUHZ-HW112YHA2R6(-BS)
PUHZ-HW112YHA2R7(-BS)
: Indicates the visible parts in the photos/fi gures.
OPERATING PROCEDURE
1. Removing the service panel and top panel
(1) Remove 3 service panel fixing screws (5 × 12) and slide the
hook on the right downward to remove the service panel.
(2) Remove screws (3 for front, 3 for rear/5 × 12) of the top
panel and remove it.
Note: When removing service panel and top panel at the
same time, count one less screw since they share
a screw.
2. Removing the fan motor (MF1, MF2)
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Remove 5 fan grille fixing screws (5 × 12) to detach the
fan grille. (See Photo 1)
(4) Remove a nut (for right handed screw of M6) to detach
the propeller. (See Photo 2)
(5) Disconnect the connectors, CNF1 and CNF2 on control-
ler circuit board in electrical parts box.
(6) Loosen the clamp for the lead wire on motor support and separator.
(7) Remove 4 fan motor fixing screws (5 × 20) to detach the
fan motor. (See Photo 3)
Note: When attaching the fan motor, make sure to route
the cable through the hook below the fan motor
and fix firmly with the clamp.
(HW·HA2R5/R6/R7 model only)
OCH439M
PUHZ-HW140VHA(-BS)
PUHZ-HW140VHA2(-BS)
PUHZ-HW140VHA2R1(-BS)
PUHZ-HW140VHA2R2-BS
PUHZ-HW140VHA2R3(-BS)
PUHZ-HW140VHA2R4(-BS)
PUHZ-HW140VHA2R5(-BS)
PUHZ-HW140VHA2R6(-BS)
PUHZ-HW140VHA2R7(-BS)
Photo 1
Grille
fi xing
screws
Grille
fi xing
screws
Photo 2
Propeller
Photo 3
Fan motor
(MF1)
112
PUHZ-HW140YHA(-BS)
PUHZ-HW140YHA2(-BS)
PUHZ-HW140YHA2R1(-BS)
PUHZ-HW140YHA2R3(-BS)
PUHZ-HW140YHA2R4(-BS)
PUHZ-HW140YHA2R5(-BS)
PUHZ-HW140YHA2R6(-BS)
PUHZ-HW140YHA2R7(-BS)
PHOTOS/FIGURES
Top panel fi xing screws
Nut
Fan motor fi xing screws Fan motor fi xing screws
Fan motor
fi xing screws
Top panel
Service panel Service panel
Slide
Fan grille
Service panel Service panel
fi xing screws fi xing screws
Front panel
Clamps
Hook