SERVICE MANUAL | 25 Frame Plunger Pumps
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1.51 Using a 10 mm hex socket, tighten HSH
screws. Torque to 355 in-lbs, 30 ft-lbs, or 40
Nm.
1.50 Place a drop of Loctite® 242® on the threaded
end of the four (4) HSH screws and install by
hand.
1.53 Lift the discharge manifold into place against
the inlet manifold and V-packing spacers and
press into place.
1.52 Replace inlet manifold O-rings.
1.54 Install six (6) HSH screws by hand. Using a
10 MM hex socket, tighten screws using
appropriate cross-pattern for even alignment.
Torque to 355 in-lbs, 30 ft-lbs, or 40 Nm.
1.48 Rotate crankshaft so outside two plungers are
even at furthest distance from crankcase.
1.49 Install inlet manifold by hand, ensuring even
alignment. Press into place.
Servicing the Seals
MANIFOLD REASSEMBLY
TORQUE SEQUENCE
Loctite and 242 are registered trademarks of the Henkel Corporation.