Air Filter Maintenance; Troubleshooting - Central Pneumatic 67698 Set Up And Operating Instructions Manual

c. Remove the Oil Drain Plug, allowing the
oil to drain into the container.
d. When the oil is completely drained from
the Pump, replace the Oil Drain Plug.
e. Fill the Pump with new compressor oil
to the FULL level on the Oil Sight Glass.
f. Replace and tighten the Oil Fill Plug.
g. Discard the old oil according to local,
state and federal regulations.
Problem
Compressor builds 1.
pressure too slowly
2.
3.
Compressor not 1.
building enough air
2.
pressure
3.
High Oil 1.
Consumption
2.
3.
Overheating 1.
2.
3.
4.
Excessive noise 1.
2.
3.
4.
5.
Oil in discharge air 1.
2.
Air leaks from pump Loose fittings.
or fittings
Follow all safety precautions whenever diagnosing or servicing the
compressor. disconnect power supply before service.
reV 10h
SKU 67698

Troubleshooting

Possible Causes
Crankcase overfilled with oil or
oil too thick.
Working environment too cold.
Loose fittings.
Filters need cleaning/replacing.
Crankcase oil too thick.
Loose fittings.
Crankcase oil too thin.
Unit not on level surface.
Crankcase vent clogged.
Filters need cleaning/replacing.
Crankcase oil incorrect type
and/or thickness.
Crankcase oil level too low.
Unusually dusty environment.
Crankcase overfilled with oil
or oil is incorrect thickness or
type.
Crankcase oil level too low.
Loose or damaged belt guard.
Loose fittings.
Unit not on level surface.
Crankcase oil too thin or
crankcase overfilled with oil.
Crankcase vent clogged.
For technical questions, please call 1-800-444-3353.

Air Filter maintenance

Check the Air Filters weekly to see if they
need replacement. If working in dirty
environments, you may need to replace
the filters more often. To replace the Air
Filters:
a. Remove any cover that blocks access
to the Air Filters.
b. Remove the Air Filters.
c. Replace with new Air Filters.
d. Replace the cover.
likely solutions
1. Drain oil and refill to proper level with recommended oil.
2. Move unit to a warmer location. Check that recommended oil
is in crankcase.
3. Reduce air pressure, then check all fittings with a soap solution
for air leaks and tighten as needed. Do not overtighten.
1. Check inlet and outlet filters. Clean and/or replace as needed.
2. Drain oil and refill to proper level with recommended oil.
3. Reduce air pressure, then check all fittings with a soap solution
for air leaks and tighten as needed. Do not overtighten.
1. Drain oil and refill to proper level with recommended oil.
2. Reposition unit on a level surface.
3. Clean Crankcase vent.
1. Check inlet and outlet filters. Clean and/or replace as needed.
2. Drain oil and refill to proper level with recommended oil.
3. Add oil to proper level, check for leaks.
4. Clean and/or replace filters more often or move unit to cleaner
environment.
1. Drain oil and refill to proper level with recommended oil.
2. Add oil to proper level, check for leaks.
3. Replace belt guard.
4. Reduce air pressure, then check all fittings with a soap solution
for air leaks and tighten as needed. Do not overtighten.
5. Reposition unit on a level surface.
1. Drain oil and refill to proper level with recommended oil.
2. Clean Crankcase vent.
Reduce air pressure, then check all fittings with a soap solution for
air leaks and tighten as needed. Do not overtighten.
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