Exchange Of Complete Valve Rod - WAGNER GA 2800EA Operating Manual

EDITION 12/2008
OPERATING MANUAL
8.2

EXCHANGE OF COMPLETE VALVE ROD

G
1. Remove nozzle according to paragraph 5.4.3 and 5.4.5
2. Remove valve seat according to paragraph 8.1.
3. Loosen front packing screw (V) 1/ 2 to 1 turn, using the packing key (W) (available as
accessory), in order to relieve the packing from the valve stem.
4. Unscrew tension nut (X), and remove compression spring (U).
5. Unscrew locking piece (Y) using spanner, size 17 mm; 0.70 inches.
6. Remove sealing screw (4) using spanner, size 6 mm; 0.28 inches, from the paint seal
housing (9).
7. Carefully pull out complete valve rod using surface (D) – replace if necessary.
8. Reassemble in reverse order – do not forget to screw in the centre packing screw (4).
9. Carefully tighten the packing screw (V) using the packing key (W) until light resistance
is felt on the valve stem when pulling the valve rod.
10. Fit valve seat (G) according to paragraph 8.1
11. Fit nozzle according to paragraph 5.4.3 resp. 5.4.5
PART NO. DOC350731
S
V
W
B_00160
GA 2800EA, GA 2805EA
U
Y
4
9
Attention:
Do not damage
sealing surfaces
X
D
35