51
TROUBLESHOOTING
6. ENGINE OVERHEATED
Radiator coolant level- - - - - - - - - - - - - - - - - - - - - - - - - - - -add coolant mixture
Air intake screen or fins clogged- - - - - - - - - - - - -clean intake screen and fins
Fuel mixture too lean- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer
Improper ignition timing- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer
Oil level too low or too high- - - - - - - - - - - - - - - - - - - - - - - - - - -adjust oil level
l
Running engine too slow- - - - - - - - - - - - - - - - - - - - - - - - - - - -run engine faster
(NOTE: Always mow at full throttle setting)
7. ENGINE SOMETIMES SKIPS AT HIGHER SPEEDS
Incorrect ignition timing- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer
Carburetor maladjusted- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer
Faulty spark plug- - - - - - - - - - - -check spark plug or condition and reset gap*
8. ENGINE RUNS BUT MOWER WON’T MOVE FORWARD
Drive belt broken or slipping- - - - - - - - - - - - - - - - - - - - - - - - replace drive belt
Pump arm loose or disconnected- - - - - - - - - - - - - - - - - - tighten or reconnect
Hydraulic oil system low- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -add oil
By-pass valves in free wheel position- - - - - - - - - - - - - - tighten by-pass valves
Hydrostat oil filter plugged- - - - - - - - - - - - - - - - - - - - - - - - - - - - - replace filter
Faulty pump or wheel motor - - - - - - - - - - - - - - - - - - - - - - - - - - -consult dealer
9. ENGINE STALLS WHEN BLADES ARE ENGAGED
Operator not on seat- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - sit on seat
Faulty interlock system- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer
Blade spindle bearing failed - - - - - - - - - - - - - - - - - - - - - - - - - - -consult dealer
Deck drive belt improperly routed- - - - - - - - - - - - - - - - - - - - - - - - - - - - reroute
Blades blocked by foreign material- - - - - - - - - - - - - - - - - - - clean under deck
10. ENGINE BACKFIRES
Carburetor maladjustment- - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer
11. ENGINE IDLES POORLY
Carburetor maladjustment- - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer
Improper spark plug gap- - - - - - - - - - - - - - - - - - - - - - - check and re-gap plug*
Summary of Contents for 12881-106
Page 1: ...Safety Instructions Operator s Manual SILVERTIP ZTR...
Page 21: ...CONTROLS 21...
Page 53: ...53 NOTES...
Page 54: ...54 NOTES...