Dräger PSS Series User Manual

Plus and PSS Series - Lung Demand Valve
tm 1285.001 - August 2001
5:23
5.9.2 Disassembly of Connectors - M40 and M45
Tools required
Screwdriver
O ring Lifter R21402
Refer to Figure 27.
1 Using the O ring lifter remove and discard O ring (1) and using suitable
screwdriver open gap in circlip (2) and remove the circlip.
2 M40 - Remove handwheel (3). Retrieve loose ball bearings (4).
M45 - Place the connector - back (5) on flat surface. Hold down
connector (5) with thumbs and using fingers lift handwheel (6) and sleeve
(7) until the ball bearings (4) are visible. Remove and retrieve ball
bearings.
3 Carefully pull apart connector - back (5) and (8) from connector - front
(9). Retrieve any loose ball bearings. Remove M45 handwheel and
sleeve.
4 Using the O ring lifter remove and discard quad ring (10) from connectors
(5) and (8).
5 Clean and inspect all components before re-assembly. Replace as
necessary.
12
1
4101
29
4
76 10
5
Fig. 27
1285007
23 9 8

Dräger PSS Series Specifications

General

Type	Self-Contained Breathing Apparatus (SCBA)
Material	Stainless steel
Breathing Gas	Compressed air
Duration	Varies by cylinder capacity and breathing rate
Cylinder Material	Aluminum or composite
Communication	Integrated communication system (optional)
Operating pressure	Up to 300 bar (4350 psi)