Instructions / Assembly
12
TROUBLE SHOOTING
The following form lists the common operating system with problem and solutions. Please read the form
carefully and follow it.
WARNING: If any of the following symptoms appears during your operating, stop using the tool
immediately, or serious personal injury could result. Only a qualified persons or an authorized service
center can perform repairs or replacement of tool.
Disconnect tool from air supply before attempting repair or adjustment.
PROBLEMS
POSSIBLE CAUSES
REMEDIES
Tool runs at normal
speed but loses speed
under load
1. Motor parts are worn or
damaged.
2. Rotor blade is worn or
stuck due to lack of
lubricant.
1. Repair or replace the parts.
2. Lubricate the parts.
Note: if the air tool is used for an extended
period , it is recommended to lubricate
regularly.
Tool runs at low speed.
Air flows slightly from
exhaust
1. Dirt particles are
jammed
in motor.
2. Power regulator is in
closed position
3. Air flow is blocked by
dirt.
4. Air supply is too low.
1. Check if there is a blockage in air inlet
filter.
2. Pour lubricating oil into the air inlet as
per instructions.
3. Operate the tool by reversing the rotation
in a back and forth direction in
Short durations (wherever applicable).
4. Check for obstructions in the air supply.
Tool stops working.
Air flows freely from
exhaust.
One or more motor vanes
got stuck due to material
build up.
1. Pour air tool lubricating oil into air inlet.
2. Operate the tool in short bursts by
quickly reversing the rotation in a back
and forth direction (wherever applicable).
3. Tap motor housing gently with plastic
mallet.
4. Disconnect the air supply. Operate the
motor by manually rotating the drive
shank(wherever applicable).
Note: Repairs should be carried out by a qualified person.