Page 6
GENERAL TROUBLE SHOOTING GUIDE (con't)
TROUBLE
Short contact button life and / or
overheating of contacts.
POSSIBLE CAUSE
1. Filling or dressing.
2. Interrupting excessively high
current.
3. Discolored contacts caused by
insufficent contact pressure, loose
connection, etc.
4. Dirt or foreign matter on contact
surface.
5. Short circuit.
REMEDY
1. Do not file silver tips. Rough spots
or discoloration will not harm tips or
impair their efficiency.
2. Check for grounds, shorts or
excessive current.
3. Check contact carrier for
deformation or damage, clean and
tighten connections.
4. Clean with Acetone.
5. Remove fault and check to be sure
fuse or breaker size is correct
COILS
TROUBLE
Open circuit.
Overheated Coil.
POSSIBLE CAUSE
1. Mechanical damage.
2. Burnt-out coil due to overvoltage or
defect.
1. Over-voltage or high ambient
temperature.
2. Wrong coil.
3. Shorted turns caused.
4. Under voltage, failure of magnet to
seal in.
REMEDY
1. Handle and store carefully. Do not
handle coils by the leads.
2. Replace coil.
1. Check application and circuit.
2. Check rating (voltage and
frequency) if incorrect, replace with
proper coil.
3. Replace coil.
4. Correct system voltage. Install new
coil.
