TROUBLE SHOOTING (continued)
SYMPTOMS POSSIBLE CAUSE
16. Leaking engine a. Too much oil in the sump
oil seals b. Loss of crankcase vacuum
17. Noisy engine a. Low oil level in hydraulic tank
operation b. Low hydraulic pressure
c. Air leak in pump supply line
18. Loss of a. Low oil level in hydraulic tank
hydraulic power b. Low hydraulic pressure
19. Loss of a. Fuse blown
auto-leveling b. Sensor(s) out of place or loose wire
c. Sensor bad or wire lead broken
d. Electronic relays malfunctioning
e. Solenoid valve not working
NOTE: AUTO LEVEL WILL NOT WORK IF STEERING WHEEL IS HELD
AGAINST STOP DURING EXTREME RIGHT OR LEFT TURN.
20. Mower blades a. Engine RPM not high enough
will not engage b. Operator not seated correctly
c. Solenoid valve not working
d. Switch malfunction
e. Fuse blown
21. No manual a. Blown fuse
leveling or b. Switch malfunction
heat gauge
22. No volt, hour a. Blown fuse
gauge or lights b. Switch malfunction
TO MOVE MOWER IN CASE OF ENGINE OR HYDRAULIC POWER FAILURE
a. To move mower, open shuttle valve (Fig. 24, Item 37, Page 38) located under cowling by rotating counter
clockwise to full open position.
b. Mower may be moved a short distance with shuttle valve open.
MOVING THE MOWER AT MORE THAN ONE M.P.H. FOR MORE THAN 50 YARDS MAY
CAUSE SERIOUS DAMAGE TO THE WHEEL MOTORS AND HYDRAULIC PUMPS.
c. Close shuttle valve before operating mower.
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