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11. MAINTENANCE AND TROUBLESHOOTING
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11.1 EVERY-DAY MAINTENANCE CHECKS
Before connection to the air supply:
− Drain the compressor reservoir of condensate.
− Drain the air lines of condensate.
− Drain the combined separator filter, regulator, water trap.
− Fill up the combined separator filter, regulator, lubricant reservoir.
− Check the line pressure is correct for the tool.
11.2 AFTER USE MAINTENANCE CHECKS
− Repeat the above procedures.
− Lubricate the tool with approximately 1.5ml of oil directly down the air inlet.
11.3 TROUBLESHOOTING GUIDE
Problem Possible Cause Remedy
Tool will not operate.
Air flows slightly from
exhaust.
Spindle turns freely.
Motor or throttle seized with
dirt.
Check for dirt in air inlet.
Pour air tool lubricating oil
into air inlet.
Operate trigger in short
bursts.
Disconnect air line supply,
then turn drill chuck by hand.
Reconnect air supply.
If motor fails to turn, return to
service centre.
Tool runs slowly.
Air flows freely from exhaust.
Rotor vane seized. Pour air tool lubricating oil
into air inlet.
Operate trigger in short
bursts.
Tap motor housing gently with
plastic mallet.
If still not functional, return
tool to service centre.
Spindle seized. Motor vane broken. Return to service centre.
Tool will not shut off. ‘O’ rings throttle valve
dislodged from seat inlet
valve.
Replace ‘O’ ring or return to
service centre.
We recommend the use of Draper Air Tool Oil:
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