Setup and Adjustments Front Deck Belt Routing

SETUP AND ADJUSTMENTS

FRONT DECK BELT ROUTING:	1.	Engine must kill if blades are engaged without
		at least one O.P. lever held down.
	2.	Engine must kill if the neutral lock bail is un-
		locked from the drive levers without holding
		down at least one O.P. lever.
	3.	Engine must not start unless blades are off
		and the neutral lock bail is locked in the drive
		levers.
	4.	Do not operate the mower if the interlock safety
		system allows operation or starting in any un-
		safe condition.

FIGURE 2

PUMP BELT

1.Before performing adjustments on pump belt, turn the mower off and disconnect spark plug wire or wires.

2.Check tension on the belt. If it feels loose ad- justment will need to be made.

3.Loosen the nut on the bottom of the idler pul- ley.

4.Slide the idler pulley against the belt, retighten the nut while applying pressure to the idler pul- ley.

NEUTRAL LOCK ADJUSTMENT

Jack up the rear of the unit until the rear wheels are off of the ground. Secure with jack stands. Move the ground speed lever to the fast posi- tion. Start the mower, with the neutral lock bail locked in the drive levers, check for tire rota- tion. Using two 9/16” open-end wrenches, loosen the jam nut on the bottom of the turn- buckle on the motion control linkage. Turn the turnbuckle until the tire stops turning. Holding down the O.P. lever, release the neutral lock bail from the drive levers. This will cause the tires to rotate in full forward. Squeeze the drive levers back and re-lock the neutral lock bail. Verify that the tire is not turning. Retighten the 9/16” jam nut. Repeat on other side if necessary.

GROUND SPEED NEUTRAL ADJUSTMENT

INTERLOCK SAFETY SYSTEM

The interlock safety system is to prevent the en- gine form starting if the blade switch is engaged or the neutral lock bails is unlocked. It also causes engine shutdown if the operator falls from, or at- tempts to leave the operator position while the blades are engaged or the neutral lock bail is un- locked. After the engine starts, the operator must hold either the left or right O.P. lever down before engaging the blades or unlocking the neutral lock bail. If neither O.P. lever is held the engine will stop. Check the function of the safety electrical system on a regular basis.

Jack up the rear of the unit until the rear wheels are off of the ground. Secure with jack stands. Verify that the neutral lock bail locked in the drive levers. (See Neutral Lock Adjustments to ad- just if necessary). Loosen the jam nut on the ground speed stop bolt on the front of the con- sole and back it out a little. Move the ground speed lever to the rear position. If the tires do not stop, adjustment of the tracking knob and tracking bolt may be required. Loosen the jam nut on the tracking bolt and turn it until the bolt just contacts the drive left drive lever. Turn the tracking knob until the threaded portion just con- tacts the right drive lever. Holding down the O.P. lever, unlock the neutral lock bail. If the tires ro- tate, then the tracking

WHF5219, WHF5217, WHF4817 specifications

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