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11
125 AIR FILTER REMOVAL
PFA/P 046
Air Output, Air Intake,
and Lint Filters
1. Remove upper shell (see
page 10).
2. Remove filter end cover
screws using 5/16" nut-
driver.
3. Remove filter end cover.
4. Replace air output and lint
filters.
5. Wash or replace air intake
filter (see Preventative
Maintenance Schedule,
page 8).
6. Replace filter end cover.
7. Replace fan guard and
upper shell.
IMPORTANT:
Do not oil
filters.
Figure 9 - Air Output, Air Intake, and Lint Filters
Air Intake Filter
Filter End
Cover
Air Output
Filter
Lint Filter
Fan Guard
Pump Pressure
Adjustment
1. Remove pressure gauge
plug from filter end cover.
2. Install accessory pressure
gauge (part number
HA1180).
3. Start heater (see Operation,
page 7). Allow motor to
reach full speed.
4. Adjust pressure. Turn relief
valve to right to increase
pressure. Turn relief valve
to left to decrease pressure.
Set pump pressure at 4 psi.
5. Remove pressure gauge.
Replace pressure gauge
plug in filter end cover.
Pressure
Gauge
Figure 11 - Adjusting Pump Pressure
Pressure
Gauge
Plug
Relief
Valve
Figure 10 - Pressure Gauge Plug Removal