JLG 600A_AJ Service Manual - Manual (Page 166)

SECTION 3 - CHASSIS & TURNTABLE
3-116 – JLG Lift – 3121201
25 The fuel supply system is operating normally, if a failure of the control solenoids is
suspected. Refer to Fuel Control System Diagnosis.
1. Install the test plug in the LPR secondary chamber.
2. If you were sent to this routine by another diagnostic chart, return to the previ-
ous diagnostic procedure.
Is the action complete?
- - System OK - -
26 1. Disconnect all test equipment
2. Install the primary and secondary test port plugs.
3. Start the engine.
4. Using SNOOP or equivalent, leak check the test port plugs.
Is the action complete? - - System OK - -
Table 3-12. LPF Fuel System Diagnosis
STEP ACTION VALUE(S) YES NO