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

6

Page 6
Image 6
Husqvarna WHF4817, WHF5219, WHF5217 manual Setup and Adjustments Front Deck Belt Routing, Pump Belt, Neutral Lock Adjustment

WHF5219, WHF5217, WHF4817 specifications

The Husqvarna WHF4817, WHF5219, and WHF5217 are part of Husqvarna’s renowned line of walk-behind lawn mowers, designed for both residential and professional use. These models are tailored for effective grass cutting, combining efficiency, durability, and user-friendly features that cater to a range of lawn sizes and terrains.

The WHF4817 is ideal for smaller to medium-sized yards, boasting a powerful 48 cm cutting width. This mower features an adjustable cutting height, allowing users to choose between six different settings, ensuring optimum grass length for various preferences. The WHF4817 is equipped with a sturdy steel cutting deck, providing exceptional durability against wear and tear during regular use.

Moving up to the WHF5219, this model delivers a wider 52 cm cutting width, making it suitable for larger lawns while still maintaining maneuverability. It incorporates advanced technologies such as the AutoWalk self-propulsion system, which automatically adjusts the speed based on the user’s walking pace, promoting comfort and reducing operator fatigue. The WHF5219 also features a robust engine with high torque, ensuring exceptional cutting performance even in dense grass.

The WHF5217, on the other hand, integrates features that cater to versatility. With a 52 cm cutting width like the WHF5219, it allows for efficient mowing over larger areas. Its ergonomic design, complete with an adjustable handle, facilitates easy navigation even in tight spaces. The WHF5217’s blade braking system enhances safety by stopping the blade quickly when the operator releases the handle, minimizing the risk of accidents during operation.

Each model utilizes Husqvarna's signature Easy Start technology, which ensures that starting the engine is effortless, even in cold conditions. Additionally, all three models support mulching capabilities, allowing users to recycle grass clippings back into the lawn, promoting healthy growth and reducing waste.

With service-friendly features such as easy access to the engine for maintenance and a folding handle for compact storage, the WHF4817, WHF5219, and WHF5217 are designed for convenience and longevity. These walk-behind mowers combine efficiency with advanced technology, making them an ideal choice for homeowners and professionals alike seeking high-quality lawn care solutions.