SkyTrak 3606 Operation Manual - Manual (Page 126)

124 3606 Rev 11/99
General Maintenance
1. To vent the low pressure lines and fuel filter, open the vent screw
located on the filter head. Operate the hand plunger on the lift
pump, until fuel flowing from the fitting is free of air. Tighten the vent
screw and torque to 7 lb/ft (9 Nm).
Figure 80
2. To vent the high pressure fuel lines, the process involves energizing
the starter motor to rotate the crankshaft which will in turn pump
any unwanted air from the fuel lines.
CUMMINS ENGINE:
CAUTION
When using the starting motor to vent the fuel system, DO NOT
energize the starter solenoid or crank the engine for more than 15
seconds at a time; wait two minutes between engagements.
OS1450
Vent
Screw
Hand
Plunger
Lift
Pump
124 3606 Rev 11/99
General Maintenance
1. To vent the low pressure lines and fuel filter, open the vent screw
located on the filter head. Operate the hand plunger on the lift
pump, until fuel flowing from the fitting is free of air. Tighten the vent
screw and torque to 7 lb/ft (9 Nm).
Figure 80
2. To vent the high pressure fuel lines, the process involves energizing
the starter motor to rotate the crankshaft which will in turn pump
any unwanted air from the fuel lines.
CUMMINS ENGINE:
CAUTION
When using the starting motor to vent the fuel system, DO NOT
energize the starter solenoid or crank the engine for more than 15
seconds at a time; wait two minutes between engagements.
OS1450
Vent
Screw
Hand
Plunger
Lift
Pump