Dräger PSS Series User Manual

Plus and PSS Series - Lung Demand Valve
tm 1285.001 - August 2001
5:25
5.9.4 Assembly of Connector - M45
Tools required
Assembly Tool 3310664
Molykote 111 Grease 3331241
Refer to Figure 30.
1 Assemble new quad ring (10) to
connector - back (5) and place
flange of connector on a flat
surface. Apply a thin film of
Molykote grease around the
outside of the quad ring and into
the groove for the ball bearings.
2 Assemble the sleeve (7) over the
connector - front (9) sliding the
larger diameter over the thread.
Place the handwheel (6) over
the sleeve (7) and again push
back towards thread of
connector. From inside the bore
of the connector (9) insert a
portion of Molykote grease into
each of the three radial holes in
the connector then insert a ball
bearing (4) into each hole. The
grease will assist in holding the
ball bearings in position.
3 Place the handwheel and
connector sub-assembly over
the connector (5) then then
push and assemble to
connector (5). Assemble circlip
(2) to secure the assembly.
Refer to Figure 31.
4 Using assembly tool assemble
new O ring (1) to the connector
assembly. Assembly of connector
completed - assemble to lung
demand valve.
Section 5.9.5.
9
7
Fig. 30
1166
124
6510
M45
Fig. 31
1168
1

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)