Gentex SPH-4B, Сборка

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Custom Fitting Procedure (continued)
STEP REMARKS
11. Check the eye offset using a ruler. - Offset should be 2” ± ¼”.
12. Pull downward with hands on top of
the helmet until the ears are
centered in the earcups.
- Hold for five minutes.
- Ensure that the entire ear is covered
by earcup; pull down farther if
required.
- The chinstrap may be fastened to
hold the helmet in position.
- Ensure that the shell is centered
comfortably on the head, i.e., shell
center line over nose.
- The visor can be lowered to check
nose clearance.
13. Release pressure on top of the head
at end of five minutes.
- Remove the helmet.
- Remove the tape from the hook
fasteners covered in Step 3.
- Reposition the TPL in the helmet in
accordance with Step 8.
14. Don the helmet. - Adjust the earcups, and tighten the
napestrap and the chinstrap.
15. Check the fit. - Check for hot spots and pressure
points.
- The TPL can be reheated and
refitted if necessary.
WARNING
In cases of extreme fitting problems,
up to two (2) layers may be
removed from the TPL. Layers may
only be removed from the inside
of the TPL (closest to the head).
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