Graco 17R936, Manual

Page: 5 / 22

Turbine Repair
3A5024B 5
ProContractor & ProComp
Models
Refer to the Parts List - ProContractor
Models , page 15 & Parts List - ProComp
Models , page 17.
Removal:
1. Perform Warnings , page 2 .
2. Turn the power switch (36) to OFF and
unplug the power cord to disconnect
power.
3. Disconnect air hose from the turbine
outlet.
4. Remove eleven screws (16) and the top
cover (31).
NOTE: Be cautious not to damage the wires
that connect to the cover.
5.
Remove six screws (16), disconnect air
hose (18), and remove the rear panel
(22).
6. Remove five screws (16), leaving two
outlet valve (17) mounting screws (16) in
place. Remove the front panel (30). Pull
straight out to remove the outlet valve
assembly (17) from the turbine (12)
outlet.
7. Use a flat blade screwdriver to pry strain
relief (39) from inner panel (15).
Disconnect the monitor leads from the
control board (20).
8. Loosen two mounting nuts (83) on the
inner panel (15).
9. Remove the three turbine mounting bolts
(13) and spacers (9 & 11) (Some models
only have a single spacer).
10. Remove the turbine assembly (12).
Remove the mounting plate (10) and
gasket (8).
11. Remove three nuts (7) and gaskets (6).
Installation:
1. Apply thread locker to studs on the
turbine enclosure (1) and install three
new nuts (7) and gaskets (6).
2. Install new turbine assembly (12) along
with new plate (10) and gasket (8).
3. Apply blue thread locker to turbine
mounting bolts (13) and slide into place
through the spacers (9 & 11). Torque to
110-115 in-lb (12.5 - 13.0 N•m).
4. Tighten the mounting nuts (83) on the
inner panel (15). Torque to 20-25 in-lbs
(2.5 - 3.0 N•m).
5. Route the turbine (12) leads through the
strain relief (39) and install back into
inner panel (15).
6. Connect motor leads to the control board
(20). Refer to Wiring Diagrams
(ProContractor) , page 19 and Wiring
Diagrams (ProComp) , page 20.
7. Install the front panel (30) using five
screws (16). Torque to 20-25 in-lbs (2.5
- 3.0 N•m).
8. Connect air hose (18) to rear panel (22)
and install using six screws (16). Torque
to 20-25 in-lbs (2.5 - 3.0 N•m).
9. Install top cover (31) using eleven
screws (16). Torque to 20-25 in-lbs (2.5
- 3.0 N•m).
NOTICE
Use blue thread locker provided in turbine
repair kit to avoid loosening of spacers due
to turbine vibration. Failure to use thread
locker may result in premature turbine
failure.