Troubleshooting, Important – Poweramp POWERSTOP SERIES User Manual

Page 19

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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

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