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MOTOR MAINTENANCE
(40WAH048)
1. Disconnect
the safety drain tray connection.
Remove the
screws holding the safety drain tray as shown in Fig. 19.
2. Disconnect
the motor wiring from the control box.
3. The fan motor assembly
is mounted
on the front panel.
Remove
the screws
on the front panel
as shown
in
Fig. 19.
INSTALLED
FAN ASSEMBLY,
FRONT VIEW
POTHOOK
/
//
/s
/
/
FAN
ASSEMBLY
SCREWS
(4)
MOTOR
ASSEMBLY
SAFETY
DRAIN
TRAY
SAFETY
DRAIN
TRAY SCREWS
(12)
Fig. 19-
Removing Safety Drain Tray and Front
Panel (Unit Size 048)
4. To separate the fan motor assembly from the front panel,
push the assembly horizontally
about
3/4
in. as shown in
Fig. 20.
5. Slightly lift and push the fan motor assembly downwards
to detach it from the front panel. See Fig. 20.
6. When maintenance
is complete,
reverse the above proce-
dure to re-assemble
the motor assembly, front panel, and
safety drain tray.
PUSH HORIZONTALLY
ABOUT
sA in.
_. MOVE
.............. q
..)
Fig. 20 -- Detaching
Fan Motor Assembly
from
Front Panel (Unit Size 048)
TROUBLESHOOTING
Figure 21 shows the LED display panel on the indoor unit.
See Table 3 for a smmnary
of display indicators.
Table 4 lists
problems, possible causes, and possible solutions.
O
O O O O
MANUAL
OPERATION
TIMER
DER/FAN
ALARM
1
Fig. 21 -- LED Display Panel
13
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