WAGNER LineCoat 800 Operating Manual page 35

11. Insert the upper packing (3) into the top of the pump block
with the raised lip (8) on the packing facing down.
8
12. Insert the piston guide (2) into the retainer nut (1). Thread
the retainer nut (1) into the pump block (4) until it is hand
tight.
13. Pre-form the lower packing (6) using the lower packing
sizing tool (included in the repacking kit).
14. Insert the lower packing (6) partially into the bottom of the
pump block so that the side that has the o-ring closest to
the face of the packing faces up.
9
15. Push the lower packing (6) into position using the lower
packing insertion tool (see Fluid Section Assembly parts
list for lower packing insertion tool P/N).
16. Inspect the piston rod (7) for wear and replace if
necessary.
Coat the piston guide tool and the piston rod with
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grease before inserting them into the pump block.
17. Place the piston insertion tool (included in the repacking
kit) over the top of the piston rod.
18. Insert the piston rod (7) into the bottom of the pump block
(4), through the lower packing (6), through the upper (3)
packing, and out through the retainer nut (1). Using a
rubber mallet, tap the bottom of the piston rod lightly until
the piston rod is in position in the pump block.
When repacking the fluid section, make sure the
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raised lip on the bottom of the lower packing is
fully outside the packing around the piston rod
after insertion of the piston rod.
19. Remove the piston insertion tool from the top of the piston
rod.
LineCoat 800
GB
20. Using a wrench, tighten the retainer nut (1) into the pump
1
21. Slide the top of the piston rod into the T-slot on the slider
2
3
22. Position the pump block (4) underneath the gear box
4
Attention
23. Thread the pump block mounting screws (5) through the
5
24. Reassemble the foot valve assembly into the pump block.
6
7
25. Thread the siphon tube into the foot valve housing and
26. Thread the return hose into the pump block and tighten
27. Place the front cover on the gear box housing and secure
28. Turn on the sprayer by following the procedure in the
33
block. Torque to 300-360 in. lbs.
assembly.
housing and push up until it rests against the gear box
housing.
Make sure the transducer is aligned properly with
the hole in the pump block during reassembly.
Improper alignment may cause damage to the
transducer gasket.
pump block and into the gear box housing. Torque to
400-440 in. lbs.
During reassembly, make sure the o-ring between
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the pump block and foot valve housing is
lubricated with grease and in position.
tighten securely. Make sure to wrap the threads on the
siphon tube with Teflon tape before assembly. Replace
the return hose into the clamp on the siphon tube.
securely.
in position using the four front cover screws.
"Operation" section of this manual and check for leaks.
Repacking kit 0507 887 is available. For best
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results use all parts supplied in this kit.
Servicing the fluid section