COFAN 0900 0907 Manual De Instrucciones página 22

Symptom Possible Cause(s)
Tool runs slowly 1. Grit or gum in tool.
or will not operate
2. No oil in tool.
3. Low air pressure.
4. Air hose leaks.
5. Pressure drops.
6. Worn ball bearing in motor.
Moisture blowing 1.Water in tank.
out of tool.
2.Water in the air lines/hoses.
General Troubleshooting Guide
1.Flush the tool with air tool oil, gum solvent,
or an equal mixture of SAE # 10 motor oil and kero-
sene. Lubricate the tool after cleaning.
2.Lubricate the tool according to the lubrication
instructions in this manual.
3.Adjust the compressor regulator to tool maximum
while the tool is running free.
4.Tighten and seal hose fittings if leaks are found.
5-1.Be sure the hose is the proper size.
Long hoses or tools using large volumes
of air may require a hose with an I.D. of 12.7 mm
(1/2") or larger depending on the total length of the
hose.
5-2.Do not use a multiple number of hoses
connected together with quick connect
fittings. This causes additional pressure drops
and reduces the tool power Directly
connect the hoses together.
6.Remove and inspect bearing for rust, dirt and grit
or worn race. Clean and regress bearing with bearing
grease.
1.Drain tank. (See air compressor manual).
Oil tool and run until no water is evident.
Oil tool again and run 1-2 seconds.
2-1.Install a water separator/filter.
Note: Separators only work properly when the air
passing through the separator is cool. Locate the
separator/filter as far as possible from
the compressor.
2-2.Install an air dryer.
ENGLISH
Corrective Action
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