Graco Mark VII Max User Manual

Drive and Bearing Housing Replacement
26 3A2244A
Drive and Bearing
Housing Replacement
Removal
1. Turn power OFF. Wait 5 minutes for power to dissi-
pate. Perform Pressure Relief Procedure, page 9.
2. Remove Pump, page 28.
3. Remove two screws (158) and shroud (72).
4. Remove four screws (31) and front cover (51).
5. Remove four screws (14) and washers (12) and
remove bearing housing (83) and connecting rod.
6. Remove screws (6) and pull drive housing (90) off
motor.
Installation
NOTE: Make sure gear and thrust washers are in place.
Brush grease onto gear teeth. Fill motor housing with
remaining grease.
1. Push drive housing (90) onto motor and install
with screws (6). Torque to 21 - 23 N•m (190 - 210
in-lb).
2. Install bearing housing (83) with four screws (14)
and washers (12). Torque to 47 - 61 N•m (35 - 45
ft-lb) for Mark X units, and 34 - 40 N•m (25 - 30 ft-lb)
for Mark VII units.
3. Install front cover (51) with four screws (31). Torque
to 4.5 - 5.1 N•m (40 - 45 in-lb).
4. Install shroud (158) with two screws (72). Torque to
4.5 - 5.1 N•m (40 - 45 in-lb).
5. Replace Pump, page 28.
NOTICE
Do not drop gear cluster when removing drive housing
or damage will occur. Gear cluster could stay
engaged in motor front end bell or drive housing.
ti18423a
ti15898a
72
158
ti15889a
31
51
ti15883a
12
14
83
ti18683a
90
6
ti15888a
90
6
Mark X Models
Mark VII Models

Graco Mark VII Max Specifications

General

Brand	Graco
Model	Mark VII Max
Category	Paint Sprayer
Language	English