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Graco 223646 - page 1
Instructions–Parts List 308048K ENG Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. Quiet V iscount R II Hydraulic Motor Used as hydraulic drive for reciprocating pumps. For professional use only . Model 223646, Series B 1500 psi (10 MPa, 103 bar) Maximum Hydraulic Fluid Input Pressure Pat ...
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Graco 223646 - page 2
308048 2 Symbols W arning Symbol W ARNING This symbol alerts you to the possibility of serious injury or death if you do not follow the instructions. Notice Symbol NOTICE This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the corresponding instructions. W ARNING INSTRUCTIONS EQUIPMENT MISUSE HAZA ...
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Graco 223646 - page 3
308048 3 W ARNING SKIN INJECTION HAZARD Spray from the gun, hose leaks or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury . Fluid injected into the skin might look like just a cut, but it is a serio ...
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Graco 223646 - page 4
308048 4 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury . Ground the equipment and the object being sprayed. Refer to Grounding on page 6. If there is any static sparking or you feel an electric shock while us ...
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Graco 223646 - page 5
308048 5 Installation W ARNING Maximum Hydraulic Input Pressure The maximum safe hydraulic input pressure to this motor depends on the pressure rating of the dis- placement pump to which it is connected. Refer to the lower manual and the pump manual for the maximum fluid working pressure and the ratio. Never exceed the maximum fluid working pressur ...
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Graco 223646 - page 6
308048 6 Installation Grounding W ARNING For your safety , read the FIRE AND EXPLOSION HAZARD W ARNINGS on page 4, and ground your entire system as instructed below . This sec- tion also includes details on how to connect the grounding wire and clamp to the various hydraulic motors. Proper grounding is an essential part of maintaining a safe system ...
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Graco 223646 - page 7
308048 7 Service Pressure Relief Procedure W ARNING SKIN INJECTION HAZARD The system pressure must be manually relieved to prevent the system from starting or spraying accidentally . Fluid under high pressure can be injected through the skin and cause serious injury . T o reduce the risk of an injury from injection, splashing fluid, or moving parts ...
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Graco 223646 - page 8
308048 8 Service Disassembly (continued – refer to Fig. 3) NOTICE When removing the displacement pump, hold it securely . The pump is heavy and could fall off the motor . 5. Disconnect the displacement pump from the motor , as explained in your separate pump manu- al. 6. Place the hydraulic motor in a bench vise. 7. Push or lightly tap the piston ...
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Graco 223646 - page 9
308048 9 Service Fig. 3 04466 52 44 47 51 50 48 53 *49 55 55a 54 54a 7a 7 5 6 6a 4 58 45* 37 46 36 35 *45 38 37 *32 26 30 *17 31 34 27 28 56 54 54a 3 3a 20 16 25 24* 23* 29 57 33* 33* 24* 2 15 14 21* 13 12 19 18 A A NOTE: Circled letters refer to connected points. B B 43 42 40* 41 39 B B A ...
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Graco 223646 - page 10
308048 10 Service Reassembly (Refer to Fig. 4) 1. Install the bearing (23*) in the lower housing (25). Lubricate the seals (24*) with hydraulic oil. Install them in the lower housing (25) with the lips facing up toward the top of the motor . 2. Install the o-ring (21*) onto the lower housing (25). 3. Place the piston flats in a vise. Install the sp ...
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Graco 223646 - page 11
308048 11 Service 04466 52 44 47 51 50 48 53 *49 55 55a 54 54a 7a 7 5 6 6a 4 58 45* 37 46 36 35 *45 38 37 *32 26 30 *17 31 34 27 28 56 54 54a 3 3a 20 16 25 24* 23* 29 57 33* 33* 24* 2 15 14 21* 13 12 19 18 A A B B 43 42 40* 41 39 B B A Fig. 4 Lip s must face up toward top of motor Rings must be positioned with joints opposed Apply thread sealant T ...
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Graco 223646 - page 12
308048 12 Parts Model 223646, Series B 04466 52 44 47 51 50 48 53 *49 55 55a 54 54a 7a 7 5 6 6a 4 58 45* 37 46 36 35 *45 38 37 *32 26 30 *17 31 34 27 28 56 54 54a 3 3a 1 20 16 11 25 24* 23* 29 57 33* 33* 24* 2 15 14 21* 13 12 19 18 A A NOTE: See the service section for important torque and lubrication information. NOTE: Circled letters refe ...
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Graco 223646 - page 13
308048 13 Parts Model 223646, Series B Ref. No. Part No. Description Qty . Ref. No. Part No. Description Qty . 1 290331 LABEL, instruction, English 1 2 186221 BASE 1 3 1 10797 ELBOW, male, 3/4 npt Includes item 3a 1 3a 1 10926 .O-RING, nitrile rubber 1 4 210108 TUBE 1 5 1 12574 ADAPTER, 3/4 npt (f) x 1–1/16–12 1 6 1 10791 TEE, 7/8–14 unf? ...
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Graco 223646 - page 14
308048 14 Mounting Hole Layout 1 3 4 2 5 Four 0.437 in. (1 1.1 mm) dia. mounting holes 3.712 in. (9.45 cm) 3.464 in. (8.79 cm) 4.0 in. (9.84 cm) 2.0 in. (5.08 cm) Three 5/8–1 1 UNC (2B) tapped holes Gasket 161806 is not shown . Order Separately 1 2 3 4 5 02589 2 6 6 7 Dimensions 1 3 4 2 1 in. npt Outlet 3/4 in. npt Inlet 1 1.25 in. dia. (285.8 mm ...
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Graco 223646 - page 15
308048 15 T echnical Data Category Data Maximum hydraulic fluid input pressure 1500 psi (10 MPa, 103 bar). Also see the WARNING on page 5. Maximum hydraulic fluid flow 12 gpm (45.6 liter/min) Hydraulic fluid consumption 1 gal. (3.8 liter) per 5 cycles Effective piston area 4.9 sq. in. (31.6 cm 2 ) Piston rod diameter 2.5 in. (64 mm) Stroke length 4 ...
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Graco 223646 - page 16
308048 16 Graco W arranty and Limitation of Liability Graco warrants all equipment listed in this manual which is manufactured by Graco and bearing its name to be free from defects in ma te ri al and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. With the exception of any special extended or li ...
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