Graco M73109 A Series Instructions-Parts List Manual page 15

Turbine/Motor Replacement
The Series 700 and 800 turbine replacement kit
M73525 contains: Turbine unit (62), rubber bottom
spacer (16), foam fan seal (83), ground ring terminal
(7) red butt connector (not shown, used on series 800
only) and 2 switch connectors (8)
The Series 900 turbine replacement kit M73526 con-
tains: Turbine unit (62), rubber bottom spacer (16),
foam fan seal (83), ground ring terminal (7) and 2
switch connectors (8)
Remove the cabinet wrapper by following the steps in
the Wrapper Removal procedure. Reference the parts
list exploded view for disassembly.
Note: the wrapper is sealed with caulk.
1. The motor may now be replaced.
2. Remove the upper motor mount (42) by removing
the five screws that retain it.
3. Remove the ground wire (green) and switch wires
(black & white).
Note: Series 800 only, clip the neutral lead (white)
approximately 2 in. from the three wire crimp connec-
tor.
4. Install (crimp) the female switch connectors or red
butt connectors on the new turbine as shown in the
appropriate wiring diagram. The round ring con-
nector always goes on the green wire.
Note: On Series 800 only, strip the white neutral wire
(attached to the three wire crimp connector) back
approximately 3/8 in. and install the red butt connector.
5. Remove the old motor from the lower mount by
removing the three bolts (54). The nuts are at-
tached to the lower mount, a holding wrench is not
required.
6. Reinstall the new turbine (62) and pad (16).
Note: Application of removable Loctite is recom-
mended on the threads of the three bolts (54).
Note: Do not over tighten the three bolts (54) securing
the turbine to the lower motor mount, damage to the
turbine may occur.
Repair
7. Be sure to install the ground wire to the grounding
stud on the lower motor mount.
8. Replace the upper motor mount and the five
screws that retain it.
9. Install the new fan seal gasket (83) on the top of
the upper motor mount
10. Replace the wrapper and filter system.
Motor
61
60
Green
White
8
9
White
Fig. 8
Compressor
22
8
6
White
Black
Green
12
Fig. 9
Black
7 8
Green
Black
Series 700 shown
Rocker
Motor
Switch
61 Black
60
White
Green
White
Green
Black
79
Black
Power
Cord
Series 800 shown
Rocker
Switch
Power
Cord
Toggle
Switch
78
8
78
Black
03733A