Compressor Repair - Graco 17R936 Manual

Compressor Repair (ProComp Models only)

Compressor Repair

Refer to the Parts List - ProComp Models,
page 17.
Removal:
1. Perform Warnings, page 2.
2. Turn the turbine power switch (36) to
OFF and the compressor power switch
(77) to OFF. Unplug the power cord to
disconnect power.
3. Remove eleven screws (16) and the top
cover (31).
NOTE: Be cautious not to damage the wires
that connect to the cover.
4. Remove six screws (16), disconnect air
hose (18), and remove the rear panel
(22).
5. Remove the airline (81) from the front
panel (30). Pay close attention to how
the airline (81) is routed from the
compressor (78) to the front panel (30).
6. Disconnect the leads from the fan (113),
remove the mounting screws(112), nuts
(114) and lock washers (28). Remove
the fan (113) from the enclosure (1).
7. Disconnect the leads from the
compressor (78). Refer to Wiring
Diagrams (ProComp), page 20.
8. Remove three screws (46) and lock
washers (28) from the base of the
enclosure (1).
3A5024B
(ProComp Models only)
Installation:
1. Install wire-tap connectors onto the new
compressor (78) leads. For proper
location, reference the compressor that
was removed and the Wiring Diagrams
(ProComp), page 20.
2. Install new air line (81) onto the new
compressor (78) outlet. Place the
compressor (78) into the enclosure (1).
3. Apply thread locker to the compressor
mounting screws (46) and install lock
washers (28) and screws (46) through
the base of the enclosure (1). Torque to
5-8 in-lb (0.5- 0.9 N•m).
4. Connect leads from the compressor
(78). Refer to Wiring Diagrams
(ProComp), page 20.
5. Connect the airline (81) to the front panel
(30), making sure the line isn't kinked.
6. Connect the fan (113) leads to the
wire-tap connectors. Install fan (113)
using the mounting screws (112), nuts
(114), and lock washers (28). Torque to
15-20 in-lb (1.7 - 2.3 N•m).
7. 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).
8. Install top cover (31) using eleven
screws (16). Torque to 20-25 in-lbs (2.5
- 3.0 N•m).
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