Vanair AIR N ARC I 300 SERIES, Operation Manual

Page: 72 / 130

SECTION 6: TROUBLESHOOTING AIR N ARC
®
I
-300 SERIES ALL-IN-ONE POWER SYSTEM
®
PAGE - 60 090045-OP_r1
COMPRESSOR (CONTINUED)
Compressor shuts down with air
demand present (continued) Clutch faulty Inspect; replace if necessary.
Plugged or restricted cooler core
Flush cooler. Consult the Vanair
®
Service
Department for assistance in cleaning/
flushing the cooler core.
Contaminated cooler fins Clean cooler fins.
Compressor will not build up
pressure Low compressor oil level Check oil level and refill to proper level if
necessary (ensure machine is parked on a
level surface).
Air demand too high Check for leaks and take corrective action.
Air demand too high (continued) Check air tools for wear, damage, or
malfunctions. Replace or repair.
Compressor capacity too low to
accommodate demand Substitute larger capacity compressor
system.
Compressor air filter plugged Check compressor air filter. Replace if
necessary.
Pressure switch out of adjustment Reset pressure switch. Refer to Section
5.4.2, Adjusting the Pressure Setting .
Replace if switch continues to deviate from
setting.
Defective pressure switch Replace pressure switch.
Engine does not speed up Adjust speed control. Consult Section 5.4.1,
Adjusting the Engine Speed , and the
Engine Operation Manual.
Belt(s) slipping Re-situate and adjust belt tension, or
replace belt if necessary. Consult
Section
5.4.3, Re-tensioning and Replacing the
Serpentine Belts
.
Service valve is open Close service valve.
Pressure gauge is malfunctioning Check pressure gauge function/control line
routing: adjust, repair or replace as
necessary.
Check for proper operation with an auxiliary
air source. Replace if necessary.
Inlet solenoid valve fails to open
Repair/replace inlet valve.
Continued on next page
6.2 TROUBLESHOOTING GUIDE
Use Section 7, Illustrated Parts List, to
visually identify and confirm any part
number that may need to be replaced.
Fault/Malfunction Possible Cause Corrective Action