Pump Pressure Adjustment - Master Lock B100CEA Owner's Manual

PORTABLE FORCED AIR HEATERS
SERVICE
PROCEDURES
Continued
Air Output, Air Intake, and Lint
Filters
1. Remove upper shell (see page 8).
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 6).
6. Replace filter end cover.
7. Replace fan guard and upper shell.
IMPORTANT: Do not oil filters

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 5).
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. See
specifications at right for correct pres-
sure for each model.
5. Remove pressure gauge. Replace pres-
sure gauge plug in filter end cover.
R
Lint Filter
Figure 16 - Air Output, Air Intake, and Lint Filters, 35/70,000 Btu/Hr Models
Lint Filter
Air Output
Filter
Figure 17 - Air Output, Air Intake, and Lint Filters, 100/150,000 Btu/Hr Models
Pressure
Gauge
Plug
Figure 18 - Pressure Gauge Plug Removal
(35/70,000 Btu/Hr Models Shown)
10
Air Intake Filter
Filter End
Cover
Air Output
Filter
Air Intake Filter
Filter End
Cover
Model
35,000 Btu/Hr
Relief 70,000 Btu/Hr
Valve
100,000 Btu/Hr
150,000 Btu/Hr
Pressure
Gauge
Figure 19 - Adjusting Pump Pressure
Fan Guard
Fan Guard
Pump Pressure
(PSI/Bar)
2.9/0.20
3.8/0.26
3.9/0.27
4.8/0.33
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