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Table of contents for the manual
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Page 1
312348B Instr uctions - P ar ts Old Seal Kits T o replace pr opor tioning pump piston seal set s or cy linder seal se ts used on Gusmer and Old Graco H-25 and H-XP2 H ydraulic Pr opor tioners. Piston Seal Kits, see page 2 Cylinder Seal Kits f or A-Side Pumps, see pa ge 2 Cylinder Seal Kits f or B-Side Pumps, see pa ge 4 Seal Kit Installation, see p[...]
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Page 2
2 312348B Piston Seal Kits f or A-Side and B-Side Pumps P ar ts with a chec kmark ( ✓ ) in the f ollowing table are include d in the kits. Bef ore beginning, follo w the Pressure Relief Proce- dure in proportioning pump manual 3113 91. Proportioning Pump S ize Kit Pa r t N o . A (Piston Seal Wiper Ring) B (W ear Ring) C (Piston Seal Support) D (P[...]
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Page 3
312348B 3 Cylinder Seal Kits f or A-Side Pumps * Not included in kit. P ar ts with a chec kmark ( ✓ ) in the f ollowing table are included in th e kits. Bef ore beginning, follo w the Pressure Relief Proce- dure in proportioning pump manual 3113 91. Proportioning Pump Size Kit P ar t No. A (Cylinder Seal) C (Gasket) D (Bearing) * E (Outlet Flange[...]
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Page 4
4 312348B Cylinder Seal Kits f or B-Side Pumps * Not included in kit. P ar ts with a chec kmark ( ✓ ) in the f ollowing table are include d in the kits. Bef ore beginning, follo w the Pressure Relief Proce- dure in proportioning pump manual 3113 91. Proportioning Pump Size Kit P ar t No. A (Cylinder Seal) B (Grease Bushing) C (Gasket) * E (Outlet[...]
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Page 5
312348B 5 Piston Kit Installation 1. Install piston r od seal; ensure u-cup face s piston rod as shown in F IG . 5. 2. Assemble piston head to piston ro d. Apply Loctite to threads and torque pisto n head according to T able 1. T able 1: T orque Specification 3. Press throat seal into b loc k using back plate an d supplied scr ews . Ensure u- cup f[...]
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Page 6
6 312348B 5. Softly tap seal into bore until it bottom s out. 6. Inser t bushing into bore; ma ke sure larger outside diameter f aces seal and sma ller outside diameter f aces plate. 7. Assemble ga sket and ba ck plate to bloc k using sup- plied scre ws. 8. Assemb le throat seal installation tool on to end of piston rod. 9. Inser t piston rod and s[...]
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Page 7
312348B 7 10. Place assembly on a sp acer , such as a two inch wide roll of tape , and tap piston rod th rough throat seal and bear ing. 11. T ap cylinder onto piston r od as shown in F IG . 15. Be careful to not score pi ston seal. Continue tap ping cylinder until it seats in bore of bloc k. 12. Once cylind er is seated in bore, remo ve t wo sock [...]
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Page 8
All written and visual data contained in this document reflects the latest product information available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. This manual contains English. MM 312348 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC. P.O. BOX 14[...]