Pump Module/Drive Module - Graco 16H960 Operation, Parts, Repair

Repair

Pump Module/Drive Module

Removal
1. Engage trigger lock and put prime/pressure relief
valve in UP position to relieve pressure.
ti19350a
2. Remove material cup and battery.
ti19360a
3. Unscrew swivel bolt (22) by pressing down and
turning it counter-clockwise. Use tool if needed.
22
4. Unscrew bolt (20). Use tool if needed.
20
ti19618a
3A2308A
ti19347a
ti19617a
ti19621a
5. Remove pump module (35) from drive module (11).
11
35
Installation
1. Engage trigger lock and remove battery from unit.
ti19350a
2. Assemble pump module (35) to drive module (11).
Gears must properly engage for assembly. Slightly
rotate pump assembly as needed for proper
engagement.
11
35
3. Assemble swivel bolt (22) and bolt (20). Partially
thread both bolts before tightening either bolt. Use
tool to tighten and make sure bolts are secure.
NOTE: Make sure there is no gap between the two
housings when assembling bolts.
22
20
ti19622a
ti19625a
ti19617a
ti19624a
31