Craftsman C459.60453 Operator's Manual page 28

Zero-turn rider 22 hp, 42” mower deck
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USING THE TRANSMISSION BYPASS RODS
If for any reason the riding mower will not drive or you wish to move the
riding mower, the two hydrostatic transmissions are equipped with a
bypass rod that will allow you to manually move the riding mower short
distances.
CAUTION
Do not tow the riding mower, even with the bypass rod engaged.
Serious transmission damage will result from doing so.
1.
Locate the hydrostatic bypass rod in the rear of the riding mower.
See Figure 32.
RH Transmission
Bypass Rod
2.
Pull the hydrostatic bypass rod outward, then down, to lock it in place.
3.
Repeat the above procedure to engage the other bypass rod on
the other side of the riding mower.
4.
With the bypass rods engaged and with the aid of an assistant,
carefully push the riding mower off of the shipping pallet.
5.
After moving the riding mower, disengage both bypass rods. Lift
the rod and guide the flange of the rod back through the larger
circular opening of the keyhole, then release the rod.
NOTE: The transmission will NOT engage when the hydrostatic
bypass rod is pulled out. Return the rod to its normal position prior to
operating the riding mower.
CAUTION
Never attempt to move the riding mower manually without first open-
ing the hydrostatic relief valve. Doing so will result in serious damage
to the riding mower's transmission.
SERVICE AND MAINTENANCE
Pull Out Bypass
Rod Then Lower
Into Slot
Keyhole Slot
Figure 32
ADJUSTMENTS
Shut the engine off, remove the ignition key and engage the parking
brake before making adjustments. Protect your hands by using heavy
gloves when handling the blades.
Adjusting RH & LH Drive Control Levers
The RH and LH drive control levers can be adjusted up or down and fore-
and-aft for the comfort of the operator. The drive control levers can be placed
in either of two height positions, and/or can be moved forward or rearward
within the range of the slot in each control lever mounting bracket.
To adjust the drive control lever height, proceed as follows:
1.
Remove the flange lock nut, flat washer, and hex screw securing
the lever to the pivot bracket.
2.
While supporting the control lever to keep it from falling, remove
the hex insert flange lock nut and shoulder screw from the bottom
of the control lever and pivot bracket. Refer to Figure 33.
Control Lever
Flat Washer
Hex
Screw
Shoulder
Screw
3.
Reposition the control lever to align with the other set of holes in
the pivot bracket and insert the shoulder screw removed earlier.
Fasten with the hex insert flange lock nut and tighten until snug.
4.
Insert the hex screw with washer through the control lever slot
and the pivot bracket. Thread the flange lock nut onto the screw,
but do not tighten now.
5.
If you are going to adjust the control levers forward or rearward,
proceed to the next step. If not, fully tighten the flange lock nut.
To adjust the drive control levers forward or rearward, proceed as follows:
1.
If not already loose, loosen the flange lock nut and rotate the
control lever either forward or rearward to the desired position.
See Figure 32.
NOTE: If the control lever is too tight to move, slightly loosen the hex insert
flange lock nut and shoulder screw at the bottom of the control lever.
28
WARNING
Pivot Bracket
Height
Adjustment
Holes
Figure 33
Flange
Lock Nut

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