313899B
3
Installation Notes
To prevent misalignment, assemble sprayer tipped onto back of enclosure.
R
S
B
C
P
M
E
D
D
C
F
T
T
S
U
W
X
J
A
H
ti13842a
Rod/Yoke Detail
Pump
Gear/Yoke
Replacement
Kit
Replacement Kit
G
K
Y
Drive Train Detail
Wiring Detail
Pressure Control Switch
Replacement Kit
257528 (2600 psi Models)
257529 (2800 psi Models)
24U996 (3000 psi Models)
Take care to not pinch harness (F) between pump (M) and any part of drive housing (J) or between front cover
(C) and drive housing.
For best cover (C) alignment, tighten lower two cover screws (B) first, then top two. Torque screws to 70 to 80 in-lb
(8 to 9 N•m).
For yolk (D) installation, eccentric bearing (Y) on gear (X) must touch top of pump rod. Turn gear to move eccentric
bearing to proper height.
If yoke guide rods (E) drop out of position during assembly, damage will occur when cover is tightened. Always check
position of guide rods before tightening cover.
Apply light coat of oil.
Apply one or two drops of thread locking adhesive (included in kit) to threads of pressure control switch (P).
Torque to 140-160 in.-lb (16-18 N•m).
