CMC S19HD - Page 101

MAN.234 Rev.6 ENG - Use and maintenance manual S19HD page 99 of 126
Remedies: 1. Place the MEWP aerial part in
the transport position.
2. Replace the light fuse.
3. Replace the MEWP supply
DPDT relay.
4. Replace micro-switches.
If the problem persists, contact the Service.
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Drawback: OUTRIGGERS DO NOT WORK.
Cause: 1. The hydraulic pump group is in failure.
2. Outriggers electrovalve does not work.
Remedies: 1. Replace hydraulic pump.
2. Replace the outriggers limit
switches.
If the problem persists, contact the Service.
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Drawback: WITH THE MEWP STABILIZED, THE
CONSENT LIGHT FOR AERIAL PART
USE DOES NOT TURN ON.
Cause: 1. The green light does not work.
2. Micro-switch system does not
work.
3. Stabilization is insufficient.
Remedies: 1. Replace micro-switch.
2. Further extract outriggers.
If the problem persists, contact the Service.
_________________________________________
Drawback: MEWP AERIAL PART DOES NOT
WORK WHEN THE OUTRIGGERS
CONTROL GREEN LIGHT IS ON.
Cause: 1. The hydraulic pump group is in failure.
2. Emergency button activated.
Remedies: 1. Replace the hydraulic pump.
2. Turn the emergency button and
reset the MEWP.
If the problem persists, contact the Service.
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Drawback: THE PLATFORM LEVELLING DOES
NOT WORK.
Cause: 1. Oil leakage.
2. Cylinders gaskets wear.
Remedies: 1. Tighten hydraulic connections.
2. Replace gaskets.