Learjet 60 - Page 273

Pilot's Manual

Learjet 60
7- 12
Place both
hands inside the neckseal
open-

With the head bent
forward, guide the PBE
ing with palms
facing each other and
PBE vi-

neckseal over the tip of the
head and down
sor
facing downward
with the canister resting

over
the face using the hands to
shield the
on
tip of hands .

face and
glasses from oronasal mask
cone .
STEP 3

STEP
4
STEP 5

STEP 6
With both hands, grasp the
adjustment straps With the straps
still in hand and head bent
at the lower comers of the
visor and pull out- forward, pull backward
to secure the oronasal
ward sharply to actuate the starter
candle .

mask cone high on the
nose for a tight seal .
STEP 7
If wearing glasses, you may adjust
their posi-
tion to rest on top of the oronasal mask cone
by
moving the sides of the frame through the
hood fabric
. Do
not attempt
to adjust through
the neckseal as this will result in infiltration of
the surrounding atmosphere into the interior
of the hood .
STEP 8
When the neckseal is positioned at the neck
and the canister is resting on the nape of the
neck, remove the hands, checking to see that
clothing is not trapped in the seal and hair
does not protrude
between the seal and the
neck . Pull the protective neck shield down to
cover the collar and upper shoulder area .
PM-123
Change l