MarelliMotori M31FA600A M EC-20 Manual De Instrucciones página 39

#2 - VISUAL / MULTI-METER CHECKS
CHECK C –Trimmers/Dips
(Trimmer/Dip switches)
Dip-switches
Visual inspection:
- The AVR trimmers and dip-switches must show no sign of mechanical damage; in addition, they
must not be covered with resin.
Multi-meter check:
- None.
Check result:
- If the result of all the above checks has been positive, tick the ok box in section #2 of the report
form, Check C.
Otherwise leave the box blank.
In case of component failure:
Possible effects on regulation:
- If the trimmer is covered with resin or damaged, the trimmer rotor can no longer be operated for any
setting.
- If the dip-switch is covered with resin or damaged, it might be impossible to have the proper stability
set-up for voltage adjustment.
Possible failure causes:
- Mechanical damage due to impact/shock.
- Improper AVR resin application process.
Actions:
- Replace the AVR.
#2 - VISUAL / MULTI-METER CHECKS
CHECK D –Box/Terminals
(Plastic support/Terminals)
Visual inspection:
- The AVR must not show any sign of mechanical damage, or any broken component; in addition,
terminals must not be covered with resin.
Multi-meter check:
- None.
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M31FA600A MEC-20
Trimmers
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