DeVilbiss ATK90 Operator's Manual page 11

Lubrication
Air tools require lubrication throughout the life of the tool. The air motor and
bearing uses compressed air to power the tool. Because moisture in
compressed air will rust the air motor, you must lubricate the motor daily. An
inline oiler is recommended.
To lubricate the air motor manually:
Remove chisel.
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Disconnect the tool from the air supply holding it so
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the air inlet faces up.
Depress the trigger and place one to two drops of air
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tool oil in the air inlet Depressing the trigger helps
circulate oil in the motor. NOTE: Use SAE #10 weight
oil if air tool oil is not available.
vomiting, call a doctor immediately or contact your local poison
control center.
Connect the tool to an air source, cover the exhaust end with a towel and
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run for a few seconds.
exhaust port away from people or objects.
MAINTENANCE
Keep out of the reach of
children. If taken internally, do not induce
Any excess oil in the motor is immediately
expelled from the exhaust port. Always direct
Failure to lubricate the tool at the air inlet will
void your warranty.
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