Exchange Of Valve Rod Seals - WAGNER GM 2800EA Operating Manual

EDITION 10/2005
OPERATING MANUAL
8.3

EXCHANGE OF VALVE ROD SEALS

1. Remove valve rod as described in paragraph 8.2.
2. Hold with universal spanner at surface (D) and unscrew valve sealing element (1/E)
using a small pliers .
3. Remove compression ring (2), seal (3) and sealing screw (4).
4. Hold with spanner at surface (C) and unscrew on surface (B), removing push-rod cap
(6).
5. Replace O-Ring (2), front seal (3), rear seal (5) and, if neccessary push-rod seal (7) and air
valve seal (8) of the air valve. (see sealing set)
Note
The rear seal (5) can be unscrewed from the tappet cap using a wood screw pushed
into it.
6. Reassemble in reverse order and secure thread with Loctite 270. See 8.1
Attention:
Do not damage sealing surfaces
PART NO. DOC0388891
Note
Secure threads with Loctite 270
GM 2800EA
36