V4.0
Engine Cleaning & Undercoating Gun
0432344
Visit www.princessauto.com for more information
9
a. An alternative is to coat the fluid needle near the trigger area with
petroleum jelly during the cleaning process. Avoid coating the fluid
needle’s point.
3. Clean the gun of excess oil. Excess oil can clog the tool and compromise
the tool’s effectiveness at a task.
STORAGE
When not in use for an extended period, apply a thin coat of lubricant to the
steel parts to avoid rust. Remove the lubricant before using the tool again.
TROUBLESHOOTING
Visit a Princess Auto Ltd. location for a solution if the tool does not function
properly or parts are missing. If unable to do so, have a qualified technician
service the tool.
Problem(s)
Possible Cause(s)
Suggested Solution(s)
Air flows slightly
from nozzle.
Airflow blocked by dirt.
1. Check air inlet filter for blockage.
2. Pour air tool lubricating oil into air
inlet as per Lubrication instructions
for clearing shipping grease.
3. Operate tool in short bursts to
clear debris.
4. If tool still jammed, clean tool and
lubricate per lubrication
instructions.
Air regulator in closed
position.
Open the air regulator to desired
airflow.
Loss of power or
erratic
performance.
1. Excessive drain on the
air hose or Incorrect
size or type of hose
connectors.
2. Moisture or restriction
in the air hose/tank.
3. Air compressor
provides insufficient
airflow.
1. Check the air hose and confirm
the hose fitting is correct for the
inlet bushing.
2. Depressurize system. Drain tank
and air hose of water.
3. Ensure tool is connected to a
compressor with a rate flow that
matches the tool’s requirement.
