Trouble Shooting - Pioneer APPLI-PRO DASIC Manual

TROUBLE SHOOTING

PROBLEM
Pump will not run.
Pump runs but will not prime.
Pump does not develop enough
output.
Pump output varies.
POSSIBLE CAUSE
1. Circuit breaker tripped
on electronic unit.
2. Pump locked up.
3. Damaged wire.
1. Air leak in intake.
2. Clogged intake.
3. Restricted outlet.
4. Check valve on outlet
stuck closed.
1. Air leaks or clogs on inlet
side.
2. Electronic box out of
adjustment.
3. Pump worn or dirty.
4. Low supply voltage.
(Pump requires 12v
minimum)
5. Bad gauge.
6. Mixing valve open
1. Clogged or restricted inlet.
2. Worn pump parts.
15
SOLUTION
1. Check for short, low voltage, and
reset breaker.
2. Clean or rebuild pump if motor is
OK.
3. Repair damaged wire.
1. Tighten fittings on intake side.
2. Clean.
3. Check and clean tips.
4. Clean or repair check valve.
1. Tighten or clean filter bowl
assembly.
2. Refer to box adjustment page.
3. Rebuild pump.
4. Check voltage at connection with
voltmeter.
5. Gauge should read less than 10
PSI when not in use. Also tips
should lose spray pattern below 10
PSI. Check accuracy.
6. Tighten down knob
1. Clean
2. Rebuild pump.