AIR IN ARC
®
300 SERIES ALL-IN-ONE POWER SYSTEM
®
SECTION 7: TROUBLESHOOTING
090012-OP_r0
PAGE - 107
ENGINE (CONTINUED)
Improper Control Operation:
Engine does not speed up
(continued)
Operating pressure too high
Adjust to proper pressure setting. Refer to
Section 2.2.7, Adjustable Pressure
Switch
, and
Section
6.6.14, Adjusting the
Pressure Setting
. Replace if switch
continues to deviate from setting.
Fuel filter partly plugged
Replace fuel filter. Refer to
Section 2.4,
Engine
, and the Engine Operator’s Manual.
Auxiliary fuel pump may be needed for
remote fuel tank. Refer to
Section 4,
Installation
.
Defective Throttle Control Relay
Solenoid not actuating
Inspect; replace if necessary.
Improper Control Operation:
Engine does not slow down
Leak in control line
Check for leaks; replace line if necessary.
Pressure switch out of adjustment
Adjust to proper pressure setting. Refer to
Section 2.2.7, Adjustable Pressure
Switch
, and
Section
6.6.14 Adjusting the
Pressure Setting
. Replace if switch
continues to deviate from setting.
Pressure switch faulty
Replace pressure switch.
Governor stuck
Free governor and lubricate if necessary.
Refer to Engine Operator’s Manual.
Engine overheats
Low oil level
Check engine oil level; refer to
Section
6.6.12, Checking the Engine Oil
.
Replenish as necessary. Consult the Engine
Operator’s Manual for additional information
on engine maintenance.
Engine coolant level low
Check; add if necessary. Refer to Engine
Operator’s Manual.
Located too close to obstruction
Move further from obstruction.
Engine oil filter plugged
Replace engine oil filter. Refer to
Section
2.4, Engine
,
and the Engine Operator’s
Manual.
Engine oil radiator plugged
Clear debris/dirt from cooler core/flush
shroud. Refer to
6.6.11
.
Restricted cooling air in or out
Clear debris/dirt from engine radiator. Refer
to
6.6.11
.
Continued on next page
7.2 TROUBLESHOOTING GUIDE
Fault/Malfunction
Possible Cause
Corrective Action
