Graco SaniForce 1040, Repair Parts List Manual

Page: 17 / 26

Repair
Center Center
Center Section
Section
Section Repair
Repair
Repair
Tools Tools Tools Required Required Required
• Torque wrench
• 10 mm socket wrench
• 9/16 in. socket wrench
• Bearing puller
• O-ring pick
• Press, or block and mallet
Disassemble Disassemble Disassemble the the the Center Center Center Section Section Section
NOTE: NOTE:
NOTE: Do not remove undamaged bearings.
1. Follow the Pressure Relief Procedure, page 9 .
Remove power from the motor. Disconnect all
hoses.
2. Remove the manifolds and
check valve parts as directed in
Disassemble the Check Valve, page 12 .
3. Remove the fluid covers and diaphragms
as directed in
Disassemble the Standard
Diaphragms, page 13 or Disassemble the
Overmolded Diaphragms, page 15 .
NOTE: If you are removing only the diaphragm
shaft bearing (111), skip step 4.
4. Disassemble the air valve as explained in
Air Valve Repair, page 9 .
5. Use a 10 mm socket wrench to remove the
screws (104) holding the air covers (103) to the
center housing (101).
6. Remove the air cover gaskets (102). Always
replace the gaskets with new ones. The gasket
part number depends on the diaphragm material
and will affect assembly of manifolds. Refer to
the parts list to verify which gasket to use.
NOTE: NOTE: NOTE: If removing the diaphragm shaft bearings
(111), use an o-ring pick to remove the u-cups
(106) first.
7. Use a bearing puller to remove the diaphragm
shaft bearings (111), air valve bearings (115)
or pilot pin bearings (113). Do not remove
undamaged bearings.
8. Inspect the u-cups. Replace as needed.
3A6780C 17
Tel: 866-777-6060
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Springer Pumps, LLC
Website: www.springerpumps.com
Int'l: +001 267 404 2910