Graco 258771 Repair And Parts Manual Download Page 1 | Manualshive

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Repair-Parts

Horizontal

Hydraulic Driver

For use with two horizontally mounted proportioning pumps. For professional use only.

Not for use in explosive atmospheres.

258771 - Horizontal Hydraulic Driver

1200 psi (8.2 MPa, 82.7 bar) Maximum Working Pressure

Important Safety Instructions

Read all warnings and instructions in this manual
and all supplied manuals. Save all instructions.

r_258640_3A0020A_1h

3A0020B

ENG

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Summary of Contents for 258771

Page 1: ... professional use only Not for use in explosive atmospheres 258771 Horizontal Hydraulic Driver 1200 psi 8 2 MPa 82 7 bar Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual and all supplied manuals Save all instructions r_258640_3A0020A_1h 3A0020B ENG ...

Page 2: ...e Relief Procedure when equipment is not in use Check equipment daily Repair or replace worn or damaged parts immediately with genuine manu facturer s replacement parts only Do not alter or modify equipment Use equipment only for its intended purpose Call your distributor for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over be...

Page 3: ...tact your Graco distributor Unauthorized use of lesser grade oil or substitutes may void the warranty Hydraulic Oil Working Temperature The maximum hydraulic oil operating temperature is 160 F 71 C The motor seals will wear faster and leakage may occur if the pump is operated at higher oil temperatures If the hydraulic oil temperature approaches 160 F 71 C check the hydraulic fluid supply cooling ...

Page 4: ...iston groove and press the rest of the o ring down while preventing the o ring from twisting 3 Install sealing ring of bidirectional seal 9b over rub ber energizing ring and install bearing 9c in shal low piston groove 4 Remove piston assembly 9 from vise and lubricate bidirectional seal 9b and bearing 9c with hydrau lic oil Residual hydraulic oil in the cylinder can spray out of ports during remo...

Page 5: ...inder 1 Apply hydraulic oil to bidirectional seal and bearing 9c Use rubber mallet to tap piston rod assembly until the piston is approximately at the middle of the cylinder 9 Install second seal housing 2 on cylinder 1 Torque to 150 160 ft lbs 203 216 N m NOTE Use a rubber mallet to gently tap seal hous ing while turning by hand to start threading the seal housing into cylinder 10 Apply pipe seal...

Page 6: ... r_258640_3A0020A_13h r_258640_3A0020A_12h 1 1 1 3 3 2x Ref Part Description Qty 1 258835 KIT cylinder hydraulic 1 2 258768 HOUSING rod seals assembly includes item 2a 2 2a 113570 O RING 1 4 112698 FITTING elbow street 2 5 100139 PLUG pipe 4 9 258769 ROD piston hydraulic assembly includes 9a 9c 1 9a ROD piston hydraulic 1 9b SEAL piston bidirectional includes rubber energizing ring and sealing rin...

Page 7: ...Parts 3A0020B 7 ...

Page 8: ...Layout r_258640_3A0020A_14h 17 375 in 441 3 mm A B C D G F r_258640_3A0020A_17h r_258640_3A0020A_15h E A 6 165 in 156 6 mm B 5 114 in 129 9 mm C 6 5 in 165 1 mm D 4 43 in 112 5 mm E 5 906 in 150 mm 120 bolt circle F 6 26 in 159 0 mm G 4 in 101 6 mm ...

Page 9: ...Maximum hydraulic fluid flow 10 3 gpm 38 9 liter min Maximum cycle rate 65 cycles per minute Hydraulic fluid consumption 1 gal 3 8 liters per 6 3 cycles Effective piston area 6 1 sq in 39 2 cm2 Piston rod diameter 1 125 in 28 6 mm Stroke length 3 in 76 2 mm Thrust at 1200 psi 8 3 MPa 83 bar 7300 lbf 32 472 N Weight approx 40 lb 18 1 kg ...

Page 10: ...e 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 limit...

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