27
TROUBLESHOOTING
WARNING! Suspected malfunctions are often due to causes that the user can fix themselves. Therefore
check the product using this section. In most cases the problem can be solved quickly.
WARNING!
Only perform the steps described within these instructions! All further inspection, maintenance
and repair work must be performed by an authorised service centre or a similarly qualified specialist if you
cannot solve the problem yourself!
Problem
Possible cause
Fault correction
Engine does not
start
Not enough fuel in fuel tank
Add fuel
Primer has been not pressed at cold start
Press the primer and restart
Primer has been pressed at warm start
Dry spark plug
Spark plug is wet
Dry spark plug
Spark plug is damaged
Replace spark plug
Spark plug connector lose
Attach properly
Engine stops
Not enough fuel in fuel tank
Add fuel
Cutting device is blocked
Remove blockage
Unsatisfactory cutting
performance
Cutting blade is dull/damaged
Have a specialist to sharpen
or replace it
Cutting material exceeds capacity
Only cut materials acc. to the
capacity of the product
Excessive
vibration/noise or
exhaust
Cutting device is dull/damaged
Replace with a new one
Bolts/nuts are loosen
Tighten bolts/nuts
Petrol/oil is incorrect
Empty unused petrol/oil and
refill with the correct petrol/oil
G
B
Summary of Contents for SPS-750
Page 3: ...3 15 11 12 13 14 5 6 4 2 1 7 3 ...
Page 4: ...4 C1 C2 C3 C4 C5 ...
Page 5: ...5 Fig 1 Fig 2a Fig 2b Fig 2c Fig 3a Fig 3b Fig 3c Fig 3d ...
Page 6: ...6 Fig 3e Fig 3f Fig 4a Fig 4b Fig 4c Fig 5a Fig 5b Fig 5c ...
Page 7: ...7 Fig 6a Fig 6b Fig 7 Fig 8 Fig 9 Fig 10b Fig 11 Fig 12a ...
Page 8: ...8 Fig 12b Fig 12c Fig 12d Fig 12e Fig 13 Fig 14a Fig 15a Fig 15b ...
Page 9: ...9 Fig 15c Fig 15d Fig 15e Fig 15f Fig 16 Fig 17a Fig 17b Fig 17c ...
Page 10: ...10 Fig 18a Fig 18b Fig 18c Fig 20 Fig 21a Fig 21b ...
