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SERVICE MANUAL FOR SGR19 & SGR17
5. ADJUSTMENT OF HST
5.1. ADJUSTMENT OF NEUTRAL POSITION
(1) Place the lawn mower on level, hard ground. Put
tyre chocks in the position a little apart from the
respective tyres.
(2) Shift the PTO lever to the OFF position.
(3) Stop the engine and apply the parking brakes.
(4) Loosen the lock nut of the adjusting rod.
(5) When the lawn mower creeps forward, tilt the
trunnion arm slightly rearward and when it
creeps in reverse, tilt forward by manipulating
the adjusting rod. Then tighten it temporarily
with the lock-nu.
(6) Start the engine and turn the throttle lever to the
intermediate position.
(7) Release the parking brake.
(8) When the lawn mower does not start moving, it
shows that the neutral position is poorly set.
(9) Stop the engine and apply the parking brakes.
Tighten the lock-nus securely.
Fig. 5-47
5.2. ADJUSTMENT OF HST PEDALS
Adjust the effective length of the HST rod so
that the top faces of both the forward and re-
verse HST pedals become flush. Be sure to lock
the rod by tightening the lock-nus.
Pedal height
adjusting
lock nut
217 mm
167 mm
Neutral adjusting
lock nut
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