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9. Reassemble the intake valve with o-ring (10*), seat
(9), and ball (11*). Install ball guide (12).
Models 246832, 18D010, 25P857, 25P858,
25P944, and 245972 only: Install spring (8*) with
screw at top.
*11
9
NOTE: The seat may be flipped over and used on the
other side. Clean the seat thoroughly. No scratches are
permitted on the sealing edge.
10. Replace the o-ring (15*). Install the intake valve.
Torque the housing (5) as follows, or be sure the
intake valve is snug against the cylinder.
309577ZAA
Model
246830, 245970, 18D010, and
25P857
246831, 245971, 25P858, and
24Y174
8*
246832, 25P944, and 245972
12
11. Tighten the wet-cup.
10*
NOTE: Do not overtighten the wet-cup. The throat
u-cup (20) is not adjustable.
5
TI2665A
Pump rod and connecting rod move during
operation. Moving parts can cause serious injury
19
such as pinching or amputation. Keep hands and
fingers away from connecting rod during operation.
12. Reconnect the power supply. Turn the main power
15*
13. Press
5
14. Turn the main power OFF
TI2687A
a. Pump A: Wrap the base of the wet-cup (19)
with a rag and tighten securely with channel
locks.
b. Pump B: Pump B: Torque the packing nut (19)
to 130-150 in-lb (15-17 N•m).
ON
.
. The motor will run until the pumps are
at bottom of their strokes, then shut off.
power supply.
Repair
Torque
ft-lb (N•m)
65-75 (88-101)
75-85 (101-114)
185-215 (251-291)
. Disconnect the
17
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