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 8). 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 pressure for each model.
5.Remove pressure gauge. Replace pressure gauge plug in filter end cover.
Fuel Filter
1.Remove side cover screws using 5/16"
2.Remove side cover.
3.Pull upper fuel line off fuel filter neck (see Figure 15).
4.Carefully pry bushing, fuel filter, and lower fuel line (100/150 models only) out of fuel tank (see Figure 16).
5.Wash fuel filter with clean fuel and replace in tank.
6.Attach upper fuel line to fuel filter neck.
7.Replace side cover.
(35/50/70 Models Shown)
Pressure |
|
| Relief |
|
| Valve | |
Gauge |
|
| |
|
|
| |
Plug |
|
|
|
|
|
| Pressure |
Figure 13 - Pressure Gauge Plug Removal Gauge | |||
| Pump |
| |
Model | Pressure |
| |
35 | 3 | PSI |
|
50 | 3.6 | PSI |
|
70 | 4 | PSI |
|
100 | 4 | PSI |
|
150 | 5 | PSI | Figure 14 - Adjusting Pump Pressure |
|
|
| |
Fuel Filter
Side Cover
Upper Fuel Line
35/70 FUEL FILTER REMOVAL | PFA/P 037A |
Figure 15 - Fuel Filter Removal, 35/50/70 Models
Fuel Filter, Bushing,
and Lower Fuel Line
Upper
Fuel
Line
Side Cover
Figure 16 - Fuel Filter Removal, 100/150 Models
099618
13
