Reassembly
18 309577D
a. Pump A: Wrap base of wet-cup (19)
with a rag and tighten securely with
channel locks.
b. Pump B: Torque packing nut (19) to
90-110 in-lb (10-12 N•m).
11. Tighten packing nut/wet-cup.
Do not overtighten packing nut/wet-cup. Throat
u-cup (20) is not adjustable.
WARNING
Pump rod and connecting rod move during operation.
Moving parts can cause serious injury such as pinch-
ing or amputation. Keep hands and fingers away from
connecting rod during operation.
12. Reconnect power supply. Turn main power ON
.
13. Press . Motor will run until pumps are at
bottom of strokes, then shut off.
14. Turn main power OFF . Disconnect
power supply.
Steps 15-18 apply to pump B. See FIG. 3. To
reconnect pump A, go to step 19.
15. Ensure star-shaped locknut (G) is screwed on
pump with flat side up. Screw pump into bearing
housing (M) until pin holes align. Push pin (F) in.
Pull retaining spring (E) down.
16. Continue screwing pump into housing until fluid
outlet (D) is aligned with steel tube and top
threads are +/- 1/16 in. (2 mm) of bearing face
(N).
17. Tighten star-shaped locknut (G) by hitting firmly
with a non-sparking hammer.
18. Reconnect fluid inlet (C) and outlet (D).
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