Drawn up by:
2014-01-07 / PA
OI03H-0318 SR 63
Revision:
01
Reviewed:
Page:
11 of 14
4.4.2 Head harness adjustment
The width and height can be adjusted
with the head harness in place in the
hood.
To adjust the width
Use the knob in the rear part of the
head harness to adjust the width.
Turn the knob clockwise to reduce the
width and anti-clockwise to increase it.
To adjust the height
The head strap of the head harness
consists of two halves.
The upper half runs in a groove in the
lower half. The position is determined
by means of a pin in the lower half that
engages in one of the holes in the
upper half.
4.4.4 Breathing hose
To change the breathing hose, proceed
as follows:
• Release the hose from the control
valve.
