6.ENGINE SOMETIMES SKIPS AT HIGHER SPEEDS:
Incorrect Ignition Timing —————————----—————————— consult dealer
Carburetor maladjusted ——————————————--———— readjust carburetor Faulty spark plugs ——————————————————-------———— check spark plug
condition and reset gap* Bouncing off seat safety switch ———————------——— slow down on rough terrain
7.ENGINE OVER HEATED:
Air intake screen or fins clogged ————————— clean intake screen and fins Fuel mixture too lean ——————————————————— readjust carburetor* Oil level too low or too high —————————————————— adjust oil level Improper ignition timing ———————————————————— consult dealer Running engine too slow ——————————--------------------———————— run engine faster
(NOTE: Always mow at full throttle setting.)
8., ENGINE IDLES POORLY:
Carburetor maladjustment ————————————————— readjust carburetor Improper spark plug gap —————--------—————————— check and re-gap plug*
9.ENGINE BACKFIRES:
Carburetor maladjustment ———————————————— readjust carburetor*
10.ENGINE RUNS BUT MOWER WONT MOVE FORWARD:
Drive belt broken or slipping ———————————————— replace drive belt Shift linkage cable disconnected —————————-------------————————— reconnect
Transmission shift arm disconnected —————------——————————— reconnect
Transmission oil low —————-———------——————————add oil
Transmission locks in free wheel position ——— put in lock position (see pg. 5) Hydrostat oil filter plugged ———————————————————— replace filter Bad transmission ———————————————————————— consult dealer Gear mating transmission/gearbox disconnected —————-------------——— consult dealer
11.MOWER LOSES POWER OR TRANSMISSIONS OVER HEATS:
Hydrostat transmission oil too low or too high ————————————— add oil OR drain oil as needed
Transmission damage ————————————————————— consult dealer Transmission blowing oil out cap —————————————— overfilled or water
contaminated
12.ENGINE STALLS WHEN BLADES ARE ENGAGED:
Operator not on seat ———————————————————————— sit on seat Faulty interlock system ————————————————————— consult dealer Bad blade spindle bearing —————————————————— consult dealer Deck drive belt not properly routed —————————————————— reroute Blades blocked by foreign material ————————---------------------------------————— clean under deck
* See engine manual for engine adjustments.
