Stiga MP 84/98 Workshop Manual page 67

WORKSHOP MANUAL
MP 84/98 - MP 84/98 Hy
PROBLEM
9. The engine stops while in use for rea-
sons not due to the safety devices cut-
ting in
10. The 10 A fuse cuts in
11. The 25 A fuse cuts in
12. No audible signal for the "grass-catch-
er full" condition
IMPORTANT Faulty electronic cards must always be replaced without trying to repair them or re place single components.
TROUBLESHOOTING OF THE ELECTRICAL
SYSTEM
CAUSE
The safety devices have cut in or are faulty
Accidental detaching of an electrical wire
Starting of engine not permitted
Short circuit or overload on the power side of the card
(ignition block, starter relay, headlamps and recharger
connector)
Short circuit or damage to the electronic card protec-
tion (power side)
Faults in the battery charging circuit
Malfunctioning or faulty blade switch or microswitch
and grass-catcher signalling
Malfunctioning or faulty electronic card
CHAPTER REVISION
7.1 0
REMEDY
Check the operation of the microswitch operation and the rel-
evant wiring
Check all wiring
After checking that the conditions are met, check all the micros-
witches and the relative wiring.
Find and replace the defective user
Try changing the card with one that is known to work. If the prob-
lem stops, replace the faulty card
Replace fuse (25 A) and check the recharge circuit
Check the switch, the microswitch and wiring.
WARNING! - Check that the blade switch stops the engine or
prevents if from being started if the acknowledgement condi-
tions are not met
Try changing the card with one that is known to work. If the prob-
lem stops, replace the faulty card
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