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Problem
Excessive starting and stopping
Exccessive noise during operation.
14.
DIRECT DRIVE COMPRESSOR
Possible Cause
Detergent type lubricant being used. Drain existing lubricant and refill.
Cylinder or piston scratched, worn
or scored.
Connecting rod, piston pin or crank
wrist pin bearings worn or scored.
Extremely dusty atmosphere.
Worn cylinder finish.
Wrong gauge wire or length of
extension cord.
Air compressor on unlevel surface.
Compressor check valve leaky,
broken, carbonised or loose.
Defective motor, motor capacitor or
pressure switch.
Air compressor is not large enough
for air required.
Fittings not tight enough or leaking.
Lubricant viscosity too low.
Lubricant viscosity too high.
Lubricant level too low.
Detergent type lubricant being used. Drain existing lubricant and refill.
Carbon build up on top of piston.
Piston rings damaged or worn
(broken, rough or scratched).
Excessive end gap or side
clearance. Piston rings not seated,
are stuck in grooves or end gaps not
staggered.
Possible Solution
Repair or replace as required.
Inspect all. Repair or replace as
required.
Install more effective filtration or
relocate unit.
Deglaze cylinder with 180 grit
flexhone.
Check chart for proper gauge wire
and cord length. If possible eliminate
extension cord.
Do not incline air compressor more
o
than 10
in any direction while
running.
Clean or replace as required.
Inspect valves.
Contact Turbo Air Service.
Check the accessory air requirements
- if higher that the CFM or pressure
supply of compressor a larger
compressor is required.
Warning: Drain air before tightening.
Tighten fittings where air can be
heard leaking. Check joint with
soap solution. Do not overtighten.
Drain existing lubricant and refill.
Drain existing lubricant and refill.
Add oil to crankcase to proper level.
Check for bearing damage.
Clean piston. Repair or replace as
required.
Install new rings.
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