Firehawk®
Responder® Second
Stage Regulator
MAINTENANCE AND REPAIR
TAL 016 (L) Rev. 3 © MSA 2010 Prnt. Spec. 10000005389(I) Mat. 10096394
Doc. 10096394
FIREHAWK RESPONDER SECOND STAGE REGULATOR
Replacement Kits and Overhaul Kit
P/N Description
Firehawk Responder Second Stage Regulator Replacement Kits
10082527
10093810
10087295
10093809
10091435
10093946
10093950
10094014
10093948
10093947
10018547
10093949
10091436
10091439
10094012
10094013
10091461
Height Gauge Kit
10090457
Firehawk Responder Second Stage Regulator Overhaul Kit
10097667
Firehawk Responder Regulator
10087295 Valve Assembly
10087301 Housing Assembly
10092041 Diaphragm Spring
10037951 O-ring (2)
10023509 O-ring (2)
10087295 Valve Assembly
10087301 Housing Assembly
10037951 O-ring (2)
10023509 O-ring (2)
10047528 Spring Cap
10044026 CBRN Shield
10082481 Bypass Knob
10082486 Nut (Pack of 5)
10082489 Bypass Assembly
10082484 Bypass Insert Assembly
10082482 Bypass Stem (Pack of 5)
10018547 U-Clip
10082485 Bypass Screen (Pack of 5)
10031192 Regulator Outlet O-Ring (Pack of 10)
10018965 Spring, Button (Pack of 10)
10082487 O-Ring (Pack of 10)
10082488 O-Ring (Pack of 10)
634669 O-Ring (Pack of 10)
10090457 Height Gauge for P/N 10087295
10092041 Diaphragm Spring
10047528 Spring Cap
10044026 CBRN Shield
10039172 CBRN Diaphragm
10023509 O-Ring (2 Required)
10037951 O-Ring (2 Required)
10031192 Seal Ring
10082487 O-Ring (2 Required)
697453 O-Ring
10082488 Bypass Stem O-Ring
10082485 Bypass Screen
632736 O-Ring
Parts List
Item P/N Description
1 10047664 Cover
2 10092041 Diaphragm Spring
3 10047528 Spring Cap
4 10044026 Tetraplex CBRN Shield
5 10039172 CBRN Diaphragm
6 10087295 Valve Assembly
7 10047238 Button (2 Required)
8 10023509 O-Ring (2 Required)
9 10037951 O-Ring (2 Required)
10 10018965 Spring, Button (2 Required)
11 10087301 Housing Assembly
12 10031192 Seal Ring
13 10018547 U-Clip
14 10082487 O-Ring (2 Required)
15 697453 O-Ring
16 10111834 Bypass Housing
17 10082484 Bypass Insert
18 10082842 Bypass Stem
19 10082488 Bypass Stem O-Ring
20 10082486 Bypass Nut
21 10082481 Bypass Knob
22 10082485 Bypass Screen
23 632736 O-Ring
24 637945 Nipple
25 813035 Dust Cover
604070 Christo-Lube Lubricant
26 10082489 Bypass Assembly
TAL 016 (L) Rev. 3 - 10096394
2
FIREHAWK RESPONDER SECOND STAGE REGULATOR
Christo Lube
Loctite 271
Christo Lube
Christo Lube
Christo Lube
Christo Lube
Christo Lube
1
2
3
4
5
6
7
7
8
9
8
9
10
10
11
12
13
17
15
18
19
2021
22
23
24
25
16
14
26
3
TAL 016 (L) Rev. 3 - 10096394
FIREHAWK RESPONDER SECOND STAGE REGULATOR
Table of Contents
Disassembly......................................................................4
Regulator Cover and Spring...........................................4
Diaphragm ......................................................................4
Bypass Assembly ...........................................................5
Bypass Screen................................................................6
Valve Assembly...............................................................6
Regulator Housing Buttons ............................................6
Seal Ring.........................................................................7
Inspection of the Valve Fork for Proper Height ............7
Acceptable Valve Fork Heights ......................................8
Adjusting Valve Fork Height for Proper Performance ....8
DISASSEMBLY
Removing the Regulator Cover and Spring
1. Remove the regulator cover.
a. Press and hold the
release buttons while
pressing the
regulator housing
retaining latches.
Latches
Adjustment of Valve Fork if Above the Maximum ..........8
Adjustment of Valve Fork if Below the Minimum ...........8
Reassembly.......................................................................9
Seal Ring.........................................................................9
Regulator Housing and Buttons .....................................9
Valve Assembly...............................................................9
Bypass Screen..............................................................10
Bypass Assembly .........................................................10
Diaphragm ....................................................................12
Regulator Cover............................................................12
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 of the diaphragm
assembly.
b. Allow the cover to
drop into your palm.
c. Remove the spring
from the regulator
cover.
Note: Do not stretch the spring.
TAL 016 (L) Rev. 3 - 10096394
b. Lift the spring cap
off of the CBRN
shield assembly.
Spring
4
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