Dayton Operating Instructions and Parts Manual | 3E358B and 3E359B |
Dayton® Portable
PUMP PRESSURE ADJUSTMENT FOR HEATERS WITH FUEL FILTER INTER- NAL TO PUMP
6. Remove pressure gauge. Replace psi 
pressure gauge plug in fuel pump
port marked “GAUGE.”
1.Remove pressure gauge plug from fuel pump port marked “GAUGE.”
2.Install accessory pressure gauge (part number
3.Start heater (See Operation, page 5). Allow motor to reach full speed.
4.Adjust pressure. Use small flat blade screwdriver to turn slotted screw at fuel pump port at top right side of pump. Turn screw clockwise to increase pressure. Turn screw counterclockwise to decrease pressure. See specifications below for correct pressure for each model.
5.Stop heater (See To Stop Heater, page 6).
6.Remove pressure gauge. Replace pressure gauge plug in fuel pump port marked “GAUGE.”
| Pump |
Model | Pressure |
Model 3E358B | 100 psi |
Model 3E359B | 110 psi |
Pressure
Gauge
Fuel Pump Port Marked “GAUGE”
Pressure
Adjustment
Port
Figure 20 - Adjusting Pump Pressure
PUMP PRESSURE ADJUSTMENT FOR HEATERS WITH FUEL FILTER/CANIS- TER EXTERNAL TO PUMP
1.Remove pressure gauge plug from fuel pump port marked “GAUGE.”
2.Install accessory pressure gauge (part number
3.Start heater (See Operation, page 5). Allow motor to reach full speed.
4.Adjust pressure. Use small flat blade screwdriver to turn slotted screw at fuel pump pressure adjusting port.
Turn screw clockwise to increase pressure. Turn screw counterclock- wise to decrease pressure. See specifications, next column, for correct pressure for each model.
5.Stop heater (See To Stop Heater, page 6).
| Pump |
Model | Pressure |
Model 3E358B | 100 psi |
Model 3E359B | 110 psi |
Fuel Pump
Pressure
Gauge
isp
Fuel Pump Port
Fuel Pump Port Marked “PRESS ADJ”
Marked “GAUGE”
Figure 21 - Adjusting Pump Pressure
MAINTENANCE KITS
| Part |
Kit | Number |
HA3003 | |
Spark Plug | HA3012 |
10