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Service
DISPLACEMENT PUMP SERVICE
Disassembly
When disassembling the pump, lay out all the removed parts in sequence, to ease reassembly.
NOTE: Packing Repair Kits are available. For the best results, use all the new parts in the kit. Kit parts are marked with an asterisk, for example (3*). You can also convert the pump to different packing materials. Refer to page 24.
1.Place the pump lengthwise in a large vise, with the jaws on the outlet housing (6) as shown in Fig. 5. Using the supplied wrench (110), loosen, but do not remove, the packing nut (8).
2.Using a
3.Using a pipe wrench, remove the intake housing (7) from the cylinder (2).
NOTE: These instructions are written with the pump separating at joint A. If it separates at joint B, disas- semble it at that joint, place the intake housing (7) in a vise, and continue with step 4.
4.Using a pipe wrench, unscrew the cylinder (2). The displacement rod (1) may come with the cylinder.
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| D | 5 3 |
| 1 | 7 |
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6 | 2 |
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1 |
| 2 | |
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| |
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| 30* |
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| 13* |
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| 2 |
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| A |
1 |
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| B |
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8
1 Torque to
2 Lubricate.
3 Torque to
04492A
Fig. 5
16 308350