Viking ME 545 - Troubleshooting: Motor and Drive Issues

0478 121 9909 H - EN
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– Fuse in plug faulty (GB version)
Remedy:
– Check fuse (Ö 11.1)
– Check cable/plug/switch and replace if
necessary (Ö 11.1)
– Press ON button (Ö 11.3)
– Do not switch on motor in high grass,
adapt cutting height (Ö 8.4)
– Allow machine to cool down (Ö 9.4)
– Clean mower housing (Ö 12.2)
– Replace fuse in plug (#)
Fault:
Frequently tripped mains fuse
Possible cause:
– Unsuitable electric cable
– Power overload
– Machine is overloaded due to mowing
grass which is too long or too wet
Remedy:
– Use suitable electric cable (Ö 11.1)
– Connect machine to another circuit
– Adapt cutting height and mowing speed
to mowing conditions (Ö 8.4)
Fault:
Excessive vibration during operation
Possible cause:
– Blade fastening screw is loose
– Blade is not balanced
– Engine mounting is loose
Remedy:
– Tighten blade fastening screw (Ö 12.6)
– Re-sharpen (balance) or replace blade
(Ö 12.8)
– Check screw fastenings of motor,
tighten screws if necessary (#)
Fault:
Poor cut, lawn turning yellow
Possible cause:
– Mowing blade is blunt or worn,
– Rate of feed is too high in relation to the
cutting height
Remedy:
– Re-sharpen or replace mowing blade
(Ö 12.8)
– Reduce rate of feed and/or select
correct cutting height (Ö 8.4)
Fault:
Problems switching machine on or
deteriorating motor power.
Possible cause:
– Mowing grass which is too long or too
wet
– Mower housing is blocked
Remedy:
– Adapt cutting height and mowing speed
to mowing conditions (Ö 8.4)
– Clean mower housing (disconnect
mains plug before cleaning) (Ö 12.2)
Fault:
Discharge chute blocked
Possible cause:
– Mowing blade is worn
– Mowing grass which is too long or too
wet
Remedy:
– Replace mowing blade (Ö 12.8)
– Adapt cutting height and mowing speed
to mowing conditions (Ö 8.4)
Fault:
ME 545 V: No drive when self-propulsion
lever is actuated
Possible cause:
– Self-propulsion cable incorrectly
adjusted
– Self-propulsion cable damaged (e.g.
kinked)
– V-belt worn
– Gearbox defective
Remedy:
– Check cable adjustment (Ö 12.9)
– Replace cable (#)
– Replace V-belt (#)
– Replace gearbox (#)
Fault:
ME 545 V: Vario drive speed control not
functioning.
Possible cause:
– Vario drive lever moved in wrong
direction
– Vario drive cable disengaged or
damaged (e.g. kinked)
Remedy:
– Move Vario drive lever in correct
direction (Ö 11.5)
– Attach or replace Vario drive cable (#)