Vanair AIR N ARC I 300 SERIES Operation Manual page 74

SECTION 6: TROUBLESHOOTING
6.2 TROUBLESHOOTING GUIDE
Fault/Malfunction
No service air output (See also
Compressor will not build up
pressure) (continued)
Compressor stalls
System operating pressure below
specified minimum
Excess amount of oil in air
discharge
PAGE - 62
AIR N ARC
Possible Cause
COMPRESSOR (CONTINUED)
Clogged compressor air filter
Solenoid valve sending continuous
signal to inlet valve
Incorrect compressor speed
Minimum pressure/check valve is
malfunctioning
Belt not tensioned properly
Pressure switch setting too high
Speed is set too low
Air demand too high
Compressor capacity too low to
accommodate demand
System leaks or is damaged
Pressure switch set too low/
malfunction
Input rpm too low
Contaminated inlet valve
Inlet solenoid valve fails to open
Inlet valve frozen shut
Machine not on level surface
090045-OP_r1
®
-300 SERIES ALL-IN-ONE POWER SYSTEM
I
Use Section 7, Illustrated Parts List, to
visually identify and confirm any part
number that may need to be replaced.
Corrective Action
Check compressor air filter; replace if
necessary
Rebuild or replace solenoid valve if
defective.
Adjust speed. Refer to Section 5.4.2,
Adjusting the Pressure Setting.
Rebuild or replace check valve.
Check belt tension; replace belt(s) if
necessary. Refer to Section 5.4.3 for belt
maintenance or replacement procedures.
Adjust pressure switch setting. Refer to
Section 5.4.2, Adjusting the Pressure
Setting. Replace if switch continues to
deviate from setting.
Check to see if compressor goes to high
speed.
Check air tools for wear, damage, or
malfunctions. Replace or repair.
Substitute larger capacity compressor
system.
Inspect for leaks. Repair and/or replace
damaged parts as necessary.
Adjust pressure switch setting. Section
5.4.2, Adjusting the Pressure Setting.
Replace if switch continues to deviate from
setting.
Adjust to proper setting.
Remove valve and clean piston. Order inlet
valve repair kit if necessary.
Repair/replace inlet valve.
Repair/replace inlet valve.
Move machine to level surface.
Continued on next page
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