Troy-Bilt 204 warranty Maintaining Your Chipper Shredder Vacuum, Nozzle Door Height Adjustment

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Maintaining

Your

Chipper

Shredder

Vacuum

under extremely dusty conditions. To service the air cleaner, refer to the separate engine manual packed with your unit.

3.The spark plug should be cleaned and the gap reset once a season. Check engine manual for correct plug type and gap specifications.

	Nozzle Door Height Adjustment
	The nozzle adjustment levers are located on each side of
2	the nozzle door. The nozzle door can be adjusted to one
1	of five positions, ranging from 1/2” to 3” ground clear-
	ance, to provide best performance.

		1.	Push adjustment lever out away from nozzle.
	3	2.	Slide the height adjustment lever forward or backward
			for adjusting the nozzle door upwards or downwards.
Figure 5-1			See Figure 5-1.
		3.	Release lever towards nozzle.

NOTE: Height must be adjusted equally. In general, raise the nozzle to vacuum a thick layer of leaves and lower the nozzle for smooth surfaces.

WARNING

Always stop engine,

disconnect spark plug,

and ground against

engine before cleaning, lubricating or doing any kind of maintenance on your machine.

Figure 5-2

WARNING: Always stop engine and disconnect spark plug wire before cleaning, lubricating or doing any kind of maintenance on your machine.

Drive Control Cable Adjustment

Adjust the drive control if:

a.The chipper shredder vacuum moves forward with the drive control disengaged.

b.It does not self-propel with the drive control engaged.

c.Drive belt is slipping (unit hesitates while engine maintains the same speed).

Use the adjustment wheel located in the control housing to tighten or loosen the drive control cable until the above situation is corrected.

In addition, the adjustment wheel may also be used to de- termine the position in which the drive control is engaged. If it is more comfortable to have the drive engaged with the lever further away from the handle, tighten the cable.

Lubrication

1.Wheels: Lubricate the rear wheels with light oil once a season.

2.Nozzle Door Adjustment Levers: Lubricate each adjustment lever once a season with light oil.

3.Front Caster Wheels: Grease fittings are located on the front caster wheels to provide easy lubrication of the swivel pins.

Front Caster Wheels

This chipper shredder vacuum is equipped with front caster wheels. The casters can be locked in a straight ahead position or to swivel freely.

1.Lift and place pins in the larger holes for locked or straight ahead operation and when operating on slopes. See Figure 5-2.

2.Place pins in smaller holes to allow casters to rotate freely for maneuvering around trees and flower beds.

Engine Maintenance

Refer to the separate engine manual for all engine maintenance instructions.

1.Check engine oil level before each use as in- structed in the separate engine manual packed with your unit. Read and follow instructions carefully.

2.Clean air cleaner every 25 hours under normal conditions or once a season. Clean every few hours

Cleaning The Flail Screen

If the discharge area becomes clogged, remove the flail screen and clean area as follows.

1.Stop the engine. Make certain the chipper/shredder vacuum has come to a complete stop.

2.Disconnect spark plug wire from spark plug and ground against the engine.

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