Trouble Shooting - John Bean EHP System III-E Manual Del Operador

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- EN

7.0 Trouble shooting

If a problem with the pneumatic electric tire changer,
proceed in the following order to solve the problem:
1. Rethink the last steps taken.
Did you work according to the manual?
Did the machine work as described and expected?
2. Check the unit according to the list in this chapter.
3. Call your local sales agent for technical assistance.
The format of this section is:
Problem
1. Possible cause #1
• Possible solution(s)
2. Possible cause #2
• Possible solution(s)
When depressing the turntable rotation pedal the
machine will not work.
1. No electric power.
• Check that the electric plug is correctly fi tted to the
socket and that the electric power is on.
2. Switch or motor short circuited.
• Check that the electrical requirements of the machine
are the same as the supply.
• Call the authorized service center for assistance.
The switch pedal does not return to neutral position.
1. Switch spring is broken.
• Lift the pedal to neutral position.
• Disconnect the machine from electric and air supply.
• Call the authorized service center for assistance.
Turtable or bead breaker pedal hard to operate.
2. Valve spools dry.
• Check lubricator effi ciency and oil level.
Bead breaker cylinder lacks power.
1. Low air pressure.
• Clean valve.
• Check air pressure.
2. Cylinder seals worn.
• Call the authorized service center for assistance.