Exmark FMD 524 사용자 설명서

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6.2.5

Neutral Centering Adjustment

a)

The Neutral Centering Device adjustment should be made with the engine
running at full throttle.  First raise and securely block up the frame so that
the drive wheels can rotate freely without contacting the ground.

POTENTIAL HAZARD

♦

  Engine must be running and drive wheels must be

turning so motion control adjustment can be
performed.

WHAT CAN HAPPEN

♦

  Contact with moving parts or hot surfaces may cause

personal injury.

HOW TO AVOID THE HAZARD

♦

  Keep fingers, hands, and clothing clear of rotating

components and hot surfaces.

POTENTIAL HAZARD

♦

  Raising the tractor frame for service or maintenance

relying solely on mechanical or hydraulic jacks could
be dangerous.

WHAT CAN HAPPEN

♦

  The mechanical or hydraulic jacks may not be enough

support or may malfunction allowing the unit to fall,
which could cause injury.

HOW TO AVOID THE HAZARD

♦

  DO NOT rely solely on mechanical or hydraulic jacks

for support.  Use adequate jack stands or equivalent
support.

b)

Remove the electrical connection from the parking brake safety switch
located on the right- hand underside at the front of the engine deck.
Temporarily install a jumper wire across the terminals in the connector of
the wiring harness.

c)

Release brake lever.

d)

The Neutral Centering Device is located on the right-hand underside of the
engine deck.  Loosen jam nut (d) from the ball joint which connects the
override assembly (f), to the engine deck anchor mounting (See Figure 8).

e)

Start engine.  Operator must be in seat to crank engine.  Open to full throttle.

f)

Adjust neutral centering device length by rotating the neutral centering
device barrel clockwise or counterclockwise until wheels stop turning or no
longer creep.  Tighten jam nut.

g)

Remove jumper and reconnect electrical connection to parking brake
safety switch.

h)

Check safety interlock system as outlined in Section 6.1.5.