Pneumax 120-60-DS, Руководство по установке

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Pneumax CAFS "DS" Series Installation Guide
Page 19 of 40
Troubleshooting
Diesel Motor
Make sure that all required maintenance has been performed, that all required fluids are at
the correct level, and that the batteries are charged and connected. If the problem persists,
see the user manual's troubleshooting section.
Water Pump
See the Waterous manual.
Compressor System
Observed Symptom Probable cause Suggested fix
Lack of air pressure from
compressor
Compressor not engaging Drive belt loose or broken Adjust tension or replace belt
Confirm 40 PSI in UNLOAD position
(200 CFM systems) and 50+ in run
position. Smaller compressors have
lower UNLOAD pressures. Auto Sync switches not in
correct position.
Verify when in FIXED/RUN that the
pressure reflects 145-150 PSI
Air discharge solenoid not working
Repair/replace solenoid (electric valves) Verify there
is power to the air solenoid
and check operation of
solenoid.
Air solenoid working - leak between
solenoid and discharge. Repair leak.
Air check valve defective Replace or correct installation.
Trim valve out of adjustment Refer to trim valve instructions
Restricted minimum pressure
valve Clean rust or debris from valve
Air plumbed before discharge
valve seal Relocate to discharge side of
discharge valve
Compressor running.
No air supply to
discharges, or insufficient
air supply.
Incorrect air line size Size according to discharge and
replace line with correct size.
System functioning correctly,
pressure gauge reading
obviously incorrect. Gauge malfunction, air line
detached Check for air leaks, replace gauge