Graco Food Saver 312348B User Manual

Instructions - Parts  
Old Seal Kits  
312348B  
To replace proportioning pump piston seal sets or cylinder seal sets used on Gusmer and  
Old Graco H-25 and H-XP2 Hydraulic Proportioners.  
Important Safety Instructions  
Read all warnings and instructions in proportioning  
pump manual 311391. Save these instructions.  
Piston Seal Kits, see page 2  
Cylinder Seal Kits for A-Side Pumps, see page 2  
Cylinder Seal Kits for B-Side Pumps, see page 4  
Seal Kit Installation, see page 5  
 
Cylinder Seal Kits for A-Side Pumps  
Parts with a checkmark () in the following table  
are included in the kits.  
Before beginning, follow the Pressure Relief Proce-  
dure in proportioning pump manual 311391.  
A
* E  
(Outlet  
Flange)  
* F  
* G  
Proportioning Kit Part  
C
D
(Cylinder  
Seal)  
(Retainer (Adapter  
Flange)  
Pump Size  
No.  
(Gasket) (Bearing)  
Ring)  
40  
60  
80  
261724  
261730  
261733  
297871  
261754  
298010  
295064  
295066  
296803  
295069  
295070  
295072  
295159  
295159  
295159  
295159  
295159  
295159  
295243  
295244  
295245  
295247  
295248  
96  
104  
120  
* Not included in kit.  
G
D
A
E
F
C
FIG. 3: Cylinder Seal Kit for A-Side Pumps  
312348B  
3
 
Cylinder Seal Kits for B-Side Pumps  
Parts with a checkmark () in the following table  
are included in the kits.  
Before beginning, follow the Pressure Relief Proce-  
dure in proportioning pump manual 311391.  
A
B
* E  
(Outlet  
Flange)  
* F  
(Retainer  
Flange)  
Proportioning  
Pump Size  
Kit Part  
No.  
C
(Cylinder  
Seal)  
(Grease  
Bushing)  
(Gasket)  
28  
40  
48  
261757  
261725  
261728  
261731  
261734  
261755  
261735  
295142  
295064  
295065  
295066  
296803  
295070  
295072  
295074  
295076  
295078  
295079  
295080  
295083  
295085  
60  
80  
104  
120  
* Not included in kit.  
F
C
B
A
E
FIG. 4: Cylinder Seal Kit for B-Side Pumps  
4
312348B  
 
 
Piston Kit Installation  
1. Install piston rod seal; ensure u-cup faces piston rod  
as shown in FIG. 5.  
Assemble back plate with the small bore facing the  
seal.  
TI9097a  
FIG. 5: U-Cup Orientation  
TI9099a  
FIG. 7: Seal Orientation  
2. Assemble piston head to piston rod. Apply Loctite to  
threads and torque piston head according to Table  
1.  
4. Ensure plate is parallel with block. Carefully tighten  
screws until plate is flush with block. Be sure to  
press seal straight into bore.  
1
TI9098a  
1
Apply Loctite to threads.  
FIG. 6: Piston Head and Rod  
Pump  
28  
Torque (ft-lbs)  
10  
TI9111a  
TI9109a  
22  
22  
22  
38  
38  
38  
38  
55  
40  
44  
Seal Alignment  
Pressed Seal  
48  
FIG. 8: Seal Alignment  
60  
80  
96  
104  
120  
Table 1: Torque Specification  
3. Press throat seal into block using back plate and  
supplied screws. Ensure u-cup faces cylinder.  
312348B  
5
 
   
5. Softly tap seal into bore until it bottoms out.  
TI9103a  
FIG. 11: Assemble Gasket and Back Plate  
TI9100a  
FIG. 9: Tap Seal  
8. Assemble throat seal installation tool on to end of  
piston rod.  
6. Insert bushing into bore; make sure larger outside  
diameter faces seal and smaller outside diameter  
faces plate.  
Clevis end of piston rod may need to be removed to  
perform this step.  
Grease Hole  
TI9102a  
ISO Throat Bushing  
Resin Throat Bushing  
Installation Tool  
TI9104a  
FIG. 12: Throat Seal Installation Tool  
TI9101a  
FIG. 10: Insert Bushing  
9. Insert piston rod and seal tool through throat seal on  
front of block.  
7. Assemble gasket and back plate to block using sup-  
plied screws.  
For A-side pumps that are 80 or smaller, a plate  
adapter is required.  
TI9105a  
FIG. 13: Insert Rod through Throat Seal  
6
312348B  
 
10. Place assembly on a spacer, such as a two inch  
wide roll of tape, and tap piston rod through throat  
seal and bearing.  
CAUTION  
Keep rod straight to prevent damage to throat seal.  
Cylinder Assembly  
TI9107a  
TI9106a  
FIG. 14: Tap Piston Rod  
11. Tap cylinder onto piston rod as shown in FIG. 15. Be  
careful to not score piston seal. Continue tapping  
cylinder until it seats in bore of block.  
Use grease to aid in insertion of piston rod into cyl-  
inder.  
Seat Cylinder in Bore  
TI9108a  
FIG. 15: Tap Cylinder onto Piston Rod  
12. Once cylinder is seated in bore, remove two socket  
head set screws from block and plate assembly.  
13. Assemble cylinder and block assembly to remaining  
pump components. See Proportioning Pumps man-  
ual 311391 for instructions.  
312348B  
7
 
 
Graco Standard Warranty  
Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in  
material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty  
published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by  
Graco to be defective. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written  
recommendations.  
This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty  
installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of  
non-Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility of Graco equipment with  
structures, accessories, equipment or materials not supplied by Graco, or the improper design, manufacture, installation, operation or  
maintenance of structures, accessories, equipment or materials not supplied by Graco.  
This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of  
the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned  
to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs will  
be made at a reasonable charge, which charges may include the costs of parts, labor, and transportation.  
THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED  
TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.  
Graco’s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no other remedy  
(including, but not limited to, incidental or consequential damages for lost profits, lost sales, injury to person or property, or any other incidental or  
consequential loss) shall be available. Any action for breach of warranty must be brought within two (2) years of the date of sale.  
GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A  
PARTICULAR PURPOSE, IN CONNECTION WITH ACCESSORIES, EQUIPMENT, MATERIALS OR COMPONENTS SOLD BUT NOT  
MANUFACTURED BY GRACO. These items sold, but not manufactured by Graco (such as electric motors, switches, hose, etc.), are subject to  
the warranty, if any, of their manufacturer. Graco will provide purchaser with reasonable assistance in making any claim for breach of these  
warranties.  
In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equipment hereunder, or  
the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of contract, breach of warranty, the  
negligence of Graco, or otherwise.  
FOR GRACO CANADA CUSTOMERS  
The Parties acknowledge that they have required that the present document, as well as all documents, notices and legal proceedings entered into,  
given or instituted pursuant hereto or relating directly or indirectly hereto, be drawn up in English. Les parties reconnaissent avoir convenu que la  
rédaction du présente document sera en Anglais, ainsi que tous documents, avis et procédures judiciaires exécutés, donnés ou intentés, à la suite  
de ou en rapport, directement ou indirectement, avec les procédures concernées.  
Graco Information  
TO PLACE AN ORDER, contact your Graco distributor or call to identify the nearest distributor.  
Phone: 612-623-6921 or Toll Free: 1-800-328-0211 Fax: 612-378-3505  
All written and visual data contained in this document reflects the latest product information available at the time of publication.  
Graco reserves the right to make changes at any time without notice.  
This manual contains English. MM 312348  
Graco Headquarters: Minneapolis  
International Offices: Belgium, China, Japan, Korea  
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441  
Copyright 2007, Graco Inc. is registered to I.S. EN ISO 9001  
Revised 7/2008  
 

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