68
ZERO TURN MOWER
4. DRIVE CONTROL SYSTEM
5. HST (HYDROSTATIC TRANSMISSION)
Troubles
Presumable causes
Remedies
・
Lift does not rise.
・
Clogged HST oil suction filter
・
Defective hydraulic pump
・
Defective control valve
・
Defective hydraulic cylinder
・
Consult your dealers.
・
Consult your dealers.
・
Consult your dealers.
・
Consult your dealers.
・
Lift does not lower.
・
Defective control valve
・
Height adjust dial is not set in 1.0 inch.
・
Consult your dealers.
・
Set in 1.0 inch.
・
The maximum prescribed
speed is not reached
・
Deterioration in the efficiency of the pump
and motor
・
Faulty setting of the drive control lever linkage
・
Insufficient amount of HST oil
・
Consult your dealer.
・
Adjust the setting by following the
manual instructions.
・
Replenish the HST oil tank with
the prescribed amount of oil.
・
Poor translatory movement
・
Imbalance in efficiencies of the pump and
motor pairs
・
Consult your dealer.
・
Differences in the alignment
of the lever pairs during trans-
latory movement
・
Faulty setting of the control lever linkage
・
Adjust the setting by following the
manual instructions.
・
Zero turn mower does not
start travelling.
・
Parking brake is applied.
・
Too low engine speed
・
Low HST oil tank level
・
Air trapped inside hydraulic piping
・
Improperly adjusted the drive control lever
・
Clogged suction oil filter
・
Defective HST unit
・
Release it.
・
Accelerate engine.
・
Fill to upper limit.
・
Consult your dealers.
・
Consult your dealers.
・
Consult your dealers.
・
Consult your dealers.
・
Zero turn mower creeps
without the drive control
lever being operated
・
Faulty neutral setting of the drive
control lever
・
Incorrect neutral point of HST
・
Improperly positioned neutral arm
・
Defective HST unit
・
Adjust the setting by following the
manual instructions.
・
Consult your dealers.
・
Consult your dealers.
・
Consult your dealers.
Содержание SZ330
Страница 1: ...I S E K I Z E R O T U R N M O W E R ZERO TURN MOWER MOWER DECKS SZ330 SSM60 SSM72 ...
Страница 21: ...20 9 29 Check that all safety devices are in place and oper ating properly ZERO TURN MOWER ...
Страница 71: ...ZERO TURN MOWER 70 ...
Страница 94: ...95 CHAPTER 7 TROUBLESHOOTING ...
Страница 95: ...96 ZERO TURN MOWER ...