Graco 246781 Manual De Usuario

1. Slide piston seal (54) on piston/priming rod (58) 

assembly.

2. Screw priming rod (58) assembly onto connecting 

rod (57). Align the thru holes as close as possible, 
axis-to-axis (F

. 3). See endplay Note included in 

Step 10, Pump Disassembly instructions (page 8) 
for additional assembly instructions.

3. Generously lubricate all parts of the shaft assembly 

with a light, water resistant grease.

4. Replace the gasket seal (60) on the pump cylinder 

(59). Screw the pump cylinder onto the extension 
tube (64).

5. Slide the intake seal (62) onto the priming rod (58) 

flat side down.

6. Replace the o-ring (61) on the seal retainer (63). 

Slide the seal retainer over the priming rod (58) and 
screw into the pump cylinder. Using the seal 
retainer torque the entire cylinder assembly to 44-55 
ft-lbs (61-75 N.m).

7. Screw the shovel (66) on the priming rod (58). 

Screw the shovel tube (67) on the seal retainer (63).

8. If the ground wire was disconnected before servic-

ing, be sure to reconnect it before you operate the 
pump.