15
0478 111 9912 I - EN
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Fault
Possible cause
Remedy
Illustra -
tion
Page
- No drive when drive lever is
actuated
- Drive cable incorrectly adjusted
- Readjust drive cable
- Engine overheating
- Cooling ribs are dirty
- Oil level in engine too low
- Clean cooling ribs
- Top up engine oil
- Poor cut, lawn turning yellow
- Mowing blade is blunt or worn
- The rate of feed is too high in
relation to the cutting height
- Re-sharpen or replace mowing
blade
- Reduce rate of feed and/or
select correct cutting height
- Ejection chute blocked
- Mowing blade is worn
- Mowing grass which is too long
or too wet
- Replace the mowing blade
- Work at appropriate cutting
height and mowing speed for
mowing conditions
(select correct cutting height)
- Excessive vibration during
operation
- Blade fastening screws are
loose
- Engine mounting is loose
- Blade imbalance due to incorrect
re-sharpening or fracture
- Tighten blade fastening screws
(if necessary, contact authorised
customer service)
- Tighten engine mounting bolts
- Re-sharpen (balance) or replace
blade
11
18
9
7
17
9
10
6
16
8
10
6
16
8
10,
10
16
16
see engine instruction manual
If necessary, contact a specialist dealer; VIKING recommends VIKING specialist dealers.
