Troubleshooting
70 312759R
Material dispensed not correct weight Specific gravity of one or more of the
two materials has changed since cali-
bration
Recalibrate machine.
Machine air pressure has changed
since calibration.
Readjust air pressure regulator to
value used when machine was cali-
brated, or recalibrate machine.
Not enough material in one or more
tanks
Check tank levels; fill and prime as
necessary.
Mixer has slight obstruction Replace static mixer. Prime machine.
Check valve malfunction Remove check valve; clean or
replace as necessary.
Piston worn or broken Replace piston.
Machine dispensing off ratio One tank is empty Check tank levels. Add material if
necessary.
Tank ball valve closed Open tank ball valve. Prime machine.
Machine out of phase Re-phase machine.
Check valve malfunction Remove check valve; clean or
replace as necessary.
Piston worn or broken Replace piston.
Pumps drawing material back from
valve hose
Check valve stuck open Remove check valve, clean or
replace as necessary.
Problem Cause Solution