Product Manual

Problem Possible Cause Possible Solution

Air leaks at ﬁ ttings. Fittings not tight enough or leaking. Warning drain air before tightening:

tighten ﬁ ttings where air can not be

heard escaping. Check joint with

soap solution. Do not overtighten.

Air leaks from tank. Defective or rusted air tank. Air tank must be replaced. Do not

attempt to repair air tank

Abnormal piston ring or cylinder

wear.

Lubricant viscosity too low Drain existing lubricant and reﬁ ll

with Jenny Ultimate Blue Synthetic

lubricant.

Lubricant level too low Add Jenny Ultimate Blue Synthetic

Oil to crankcase to proper level.

Check for bearing damage.

Detergent type lubricant being

used.

Drain existing lubricant and reﬁ ll

with Jenny Ultimate Blue Synthetic

lubricant.

Extremely light duty cycles. Run unit for longer duty cycles

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.

Install new rings.

Cylinder or piston scratched, worn,

or scored.

Repair or replace as required.

Connecting rod, piston pin, or

crank wrist pin bearings worn or

scored.

Inspect all. Repair or replace as

required.

Extremely dusty atmosphere. Install more effective ﬁ ltration or

relocate unit