Wagner SprayTech 558045 Manual Do Utilizador

ProSpray 3.34 

17

 

Repairs at the unit

 14.  Unscrew lower housing (Fig. 13, Item 10) with adjusting

wrench while holding the upper housing (11) securely with a 

second adjusting wrench.

  15.  Remove bearing ring (13) and O-ring (12).
  16.  Screw out outlet valve housing (14) from the piston (15) with 

3/8 inch hexagon socket head wrench.

  17.  Remove the upper seal (16), upper ball guide (17), outlet valve 

ball (18), washer (19) and outlet valve seating (20).

  18.  Clean all the parts with the corresponding cleaning agent. 

Check outlet valve housing (14), outlet valve seat (20), outlet 

valve ball (18) and upper ball guide (17) for wear and replace 

parts if necessary. If the worn outlet valve seat (20) is unused 

on one side, install it the other way around.

  19.  Carry out installation in the reverse order.
 

  Lubricate O-ring (12) with machine grease and ensure proper 

seating in the lower housing (10).

  1.  Remove inlet valve housing in accordance with the steps in 

Chapter 11.2, Page 16.

  2.  It is not necessary to remove the outlet valve.
  3.  Pull the lever on the underside of the sprayer toward the front 

of the sprayer.  This will un-clamp the entire fluid section.  

  4.  Slide the fluid section forward to remove it from the gear 

housing.

 5.  Unscrew upper housing (6) counterclockwise from the gear

unit housing.

  6.  Clamp upper housing (6) at the wrench surfaces vertically in a 

vice.

  7.  Screw out threaded joint (7).
  8.  Push piston (4) downward out of the upper housing (6). Check 

piston for wear and replace if necessary.

  9.  Remove upper packing (8) and lower packing (9) from the 

upper housing (6).

  10.  Remove the transportation devices from the upper and lower 

packings.  (The transportation device from the upper packing 

is required for installation of the piston.)

  11.  Lubricate upper packing (8) and lower packing (9) with 

machine grease.