Assembly And Adjustments; Hour Maintenance - Shindaiwa HT254 Owner's/Operator's Manual

Assembly and Adjustments

Throttle Cable Free Play
If the unit does not return to idle speed or doesen't reach full rpm, the throttle trigger
free play may need to be adjusted as follows:
1. Measure free play at the end of the
should be approximately 5-7 mm (0.2-0.275"). See Figure 14.
2. If adjustment is necessary, remove the air cleaner cover by loosening the two
thumbscrews. Turn the cable adjustment fitting in or out until throttle trigger
free play is approximately 5-7 mm (0.2-0.275").
3. Replace the air cleaner cover, and tighten the cover retaining screws securely.

10-Hour Maintenance

(more frequently in dusty
conditions)
1. Remove the air cleaner cover by loosening the two thumbscrews. See Figure 16A
2. Remove and inspect the pre-filter. If the pre-filter is torn or otherwise damaged,
replace it with a new one. See Figure 16B.
3. Clean the pre-filter with soap and water. Let dry before reinstalling.
4. Inspect the air cleaner element. If the
element is damaged or distorted, replace it with a new one.
5. Tap filter gently on a hard surface to dislodge debris from element or use
compressed air from the inside to blow debris out and away from the air filter ele-
ment.
Direct the air stream at the inside face of the filter only!
6. Install the filter element, pre-filter and
CAUTION!
Never operate the unit if the air cleaner assembly is damaged or missing!
12
throttle trigger. Throttle trigger free play
IMPORTANT!
cover in the reverse order of removal.
Throttle Trigger
Free Play
5-7mm
(0.2-0.275)"
Figure 14
Cable
Adjuster
Figure 15
.
Figure 16 A
Filter
Element
Air Cleaner
Cover
Figure 16 B
Pre-
Filter