TROUBLESHOOTING
6.ENGINE SOMETIMES SKIPS AT HIGHER SPEED
Incorrect ignition timing---------------------------------------------------------------------------------------------------------------- | Consult dealer |
Carburetor maladjusted -------------------------------------------------------------------------------------------------------- | Readjust carburetor |
Faulty spark plugs ------------------------------------------------------------------------------- | Check spark plug or condition and reset gap* |
Bouncing off seat safety switch--------------------------------------------------------------------------------------- | Slow down on rough terrain |
7.ENGINE OVERHEATED
| Air intake screen or fins clogged | -----------------------------------------------------------------------------------Clean Intake screen and fins |
| Fuel mixture too lean------------------------------------------------------------------------------------------------------------------ | Consult | dealer |
| 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 ----------------------------------------------------------------------------------------------------------- | Consult | dealer |
| Improper spark plug gap-------------------------------------------------------------------------------------------------- | Check and re-gap | plug* |
9. | ENGINE BACKFIRES | | |
| Carburetor maladjustment ---------------------------------------------------------------------------------------------------------- | Consult dealer* |
10.ENGINE RUNS BUT MOWER WON'T MOVE FORWARD
Drive belt broken or slipping ------------------------------------------------------------------------------------------------ | Re-tension or replace |
Shift linkage disconnected----------------------------------------------------------------------------------------------------------------- | Reconnect |
Transmission shift arm disconnected --------------------------------------------------------------------------------------------------- | Reconnect |
Transmission oil low ---------------------------------------------------------------------------------------------------------------------------- | Add oil |
Transmission locks in free wheel position--------------------------------------------------------------------- | Put in lock position (see pg.19) |
Hydrostat oil filter plugged -------------------------------------------------------------------------------------------------------------- | Replace filter |
Bad | transmission----------------------------------------------------------------------------------------------------------------------- | Consult | dealer |
Gear | mating transmission/gearbox disconnected ------------------------------------------------------------------------------- | Consult | dealer |
Air in transmission ---------------------------------------------------------------------------------------------------------------------------- | Bleed air |
Not enough tension on drive belt -------------------------------------------------------------------------------------------------------------- | Check |
11.MOWER LOSES POWER/ TRANSMISSION OVERHEATS
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 manuals for engine adjustments