MSA FireHawk M7 - Table of Contents

FIREHAWK M7 SECOND STAGE REGULATOR
FIREHAWK M7 SECOND STAGE REGULATOR
DISASSEMBLY
Removing the Regulator Cover and Spring
1. Remove the regulator cover.
a. Press and hold the
release buttons while
pressing the regula-
tor housing retaining
latches.
Note: Do not touch the cover while pressing the release
buttons and retaining latches. Let the spring act on the
cover.
b. Allow the cover to
drop into your palm.
c. Remove the spring,
and spring retainer
from the regulator
housing.
d. Turn the spring clockwise to remove it from the
retainer.
Note: Do not stretch the spring.
Removing the Diaphragm
1. Remove the CBRN Shield.
Handle the CBRN Shield by the rim only.
a. Lift the CBRN Shield Assembly and Spring Cap off
the diaphragm assembly.
b. Lift the Spring Cap off the CBRN Shield Assembly.
4
TAL 114 (L) Rev. 7 - 10093086
Table of Contents
Disassembly
Regulator Cover and Spring . . . . . . . . . . . . . . . . . . . . .4
Diaphragm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Bypass and Hose with Swivel . . . . . . . . . . . . . . . . . . . .5
Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Regulator Housing Buttons . . . . . . . . . . . . . . . . . . . . . .6
Inspection of the Valve Fork for Proper Height
Acceptable Valve Fork Heights . . . . . . . . . . . . . . . . . . .7
Adjusting Valve Fork Height for Proper Performance . .7
Adjustment of Valve Fork if Above the Maximum . . . . .8
Adjustment for Valve Fork if Below the Minimum . . . . .8
Reassembly
Seal Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Regulator Housing and Buttons . . . . . . . . . . . . . . . . . .9
Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Bypass and Hose Assembly . . . . . . . . . . . . . . . . . . . .10
Diaphragm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
CBRN Shield . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Regulator Cover and Spring . . . . . . . . . . . . . . . . . . . .11