Graco GM 3500 Instructions-Parts List Manual page 24

NOTE: The clutch assembly (4) includes the armature
(4a) and rotor (4b). The armature and rotor must
be replaced together so they wear evenly.
NOTE: If the pinion assembly (19) is not yet separated
from the clutch housing, follow Steps 1 to 4.
Otherwise, start at Step 5.
1. Follow the Pressure Relief Procedure Warning on
page 13.
2. Disconnect the hose (59) from the displacement
pump. For the upright carts only, detach the drain
hose (102) from the pump.
TORQUE TO 7 ft–lb (9.5 N.m)
D
21
Fig 24–1
CLUTCH
2
4b
11
16
4a
PINION SHAFT
19
59
102
101,103
3. Remove the bottom two screws (10) from the clutch
housing (2) and then the top three screws.
4. Tap lightly on the back of the bearing housing (21)
with a plastic mallet to loosen the assembly (D) from
the clutch housing (2). Pull the assembly away; the
armature (4a) will come with it. Remove the armature
from the pinion shaft.
5. Remove the four capscrews (16). Install two of the
screws in the threaded holes in the rotor (4b). Alter-
nately tighten the screws until the rotor comes off.
See Fig 24–1.
6. Skip ahead to Reassembly, page 29, Step 6, or con-
tinue on the next page.
10
11
THREADED
HOLES