Graco 312375J Marine Sanitation System User Manual


 
Repair
312375J 17
28. Check that flats of priming piston rod (24) are
accessible below intake cylinder (22). If not, tap on
top of displacement rod (1) with a rubber mallet until
flats are exposed.
29. Slide priming piston (26) and priming piston guide
(25) (only on L100 and L500 models) onto rod (24)
until it stops. Hold rod (24) steady with an adjustable
wrench on flats, and screw seat (27) onto rod with
another wrench. Torque to specified torque; refer to
the following table.
30. Reconnect displacement pump to the air motor as
explained in Check-Mate Pump Packages manual
312376.
31. Allow 2 hours for thread sealant to cure before
returning pump to service.
F
IG. 32
ti10586a
1
24
22
Displacement
Pump Torque
60cc and 100cc 34-38 ft-lbs (46-51 N•m)
200cc and 250cc 57-63 ft-lbs (77-85 N•m)
500cc 71-79 ft-lbs (96-107 N•m)
F
IG. 33
ti10587a
22
24
25
26
27