Harness - Stihl SR 420 Instruction Manual

4 Harness

1
► Push the extension tube (3) into the pleated
hose (1) as far as it will go.
► The metering unit (4) must point in the same
direction as the control handle.
5
► Tighten down the clamp screw (5) (see
"Adjusting the Control Handle").
3.3 Fitting the Liquid Hose
► Secure liquid hose (1) from the container to
the pleated hose with the retainer (2).
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0458-372-0121-C
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3
2 1
4 3
► Use hose clips (4) to secure hose (1) and
hose (3) to the stubs on the stop cock.
► Close the stop cock (move lever to vertical
position).
► Fill up with water and check all hose connec‐
tions for leaks.
3.4 Adjusting the Control Handle
1
► Put the machine on your back.
► Loosen the clamp screw (1).
► Move the control handle (2) along the tube to
the most comfortable position.
► Tighten down the clamp screw (1).
4 Harness
4.1 Attaching the Harness
► Attach strap hook to the backplate.
4.2 Adjusting the Harness
► Pull the ends of the straps downward to
tighten the harness.
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