Troubleshooting, Important – Poweramp POWERSTOP SERIES User Manual
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17
4111-0014 — July 2013
Symptom
Possible Cause
Solution
Restraint move in one
direction only.
Valve
The four way valve may be damaged or has trash in
the valve.
Coil
Check nut on coil may be over tightened and
causing valve to bind up.
Lights don’t change
Prox switch
Prox switch has two lights on switch. Green when
metal is present on red when no metal is present.
Lights not flashing or
not on
Flasher
- Flasher can fail closed (lights on steady no flash).
- Flasher can fail open (lights will not be on).
Bulbs
Check to make sure bulbs are not burned out.
Alarm on or caution
light on.
Damaged over travel prox
Damaged or malfunctioning prox switch.
IMPORTANT
Do not run motor when valves are removed from
valve block.
Do not over tighten coil on valve: 15 inch lbs max
which is just over finger tight.
Do not over tighten valve into block: 15 foot lbs
max which is enough to compress the washer and
prevent leakage.
IMPORTANT
Do not run motor when valves are removed from
valve block.
Do not over tighten coil on valve: 15 inch lbs max
which is just over finger tight.
Do not over tighten valve into block: 15 foot lbs
max which is enough to compress the washer and
prevent leakage.
Troubleshooting