Graco 16N927, 16H960, 16N655, 16N654, 16N656 important safety instructions Pump Rebuild Kit

Pump Rebuild Kit

Removal

1.Remove pump module from drive module. See Pump Module/Drive Module, page 31.

2.Remove outlet valve from pump module and set aside. See Outlet Valve, page 29.

3.Remove inlet valve from pump module and set aside. See Inlet Valve, page 7.

4.Remove accumulator (16), front valve (18), and prime valve (17) from pump module and set aside.

16 17

18

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5. Remove four bolts (21) from pump module.

21

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6. Separate pump portions as shown below.

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7.Inspect wobble drive assembly. If bearing race is visible as shown below, replace wobble drive assembly.

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Repair

Installation

1.Hold rebuild kit (15) and insert wobble drive into pis- ton pocket and connect together.

15

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2. Install four bolts (21). Torque to 60 in-lb (6.7 N•m).

21

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3.Install accumulator (16). Torque to 140 in-lb

(15.8 N•m). Apply thread sealant to prime valve (17) and install. Torque to 140 in-lb (15.8 N•m). Install front valve (18) fully tighten.

16

18 17

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4.Install inlet valve to pump module. See Inlet Valve, page 7.

5.Install outlet valve to pump module. See Outlet Valve, page 29.

6.Install pump module to drive module. See Pump Module/Drive Module, page 31.

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