Graco Merkur W10CAS Assembly Download Page 21 | Manualshive

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Repair Kits

312794F

21

Repair Kits

NOTE:
For displacement pump repair kits, see manual 312792.
For air motor repair kits, see manual 312796.

Kit Description

LW025A

LW050A

LW075A

LW100A LW125A LW150A

2.5 in.
motor

3.5 in.
motor

3.5 in.
motor

6-7.5 in

motor

3.5 in.
motor

6-7.5 in

motor

Wet-Cup O-Ring
Package of 10

24A630

24A631

24A631

24A632

24A633

24A633

Coupling Collars (10)
Package of 10

24A618

24A619

24A619

24A619

24A619

24A619

Connecting Kit
Includes pump adapter (3),
three tie rods (5), three tie rod
nuts (6), TSL reservoir and
o-ring (7), adapter (8),
coupling nut (9), two coupling
collars (10), tie rod shield and
screw (11), and drip shield
(12).

24A281

24A282

24A283

24A285

24A284

24A286

24A287

24A288

24A289

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Summary of Contents for Merkur W10CAS

Page 1: ...g and coating applications in hazardous or non hazardous locations For professional use only See page 4 for model information including maximum work ing pressure Important Safety Instructions Read all warnings and instructions in this manual Save these instructions TI12811a ll 2 G ...

Page 2: ...ock 11 Wet Cup 11 Prime and Adjust the Pump 12 Shutdown and Care of the Pump 12 Maintenance 13 Preventive Maintenance Schedule 13 Tighten Threaded Connections 13 Flush the Pump 13 Wet Cup 13 Troubleshooting 14 Repair 15 General Information 15 Disconnect the Displacement Pump 15 Reconnect the Displacement Pump 16 Disconnect the Air Motor 17 Reconnect the Air Motor 17 Pump Parts 18 Parts That Vary b...

Page 3: ...ow noise exhaust A and stainless steel construction S Cycle refers to combination of one upstroke and one downstroke W 15 A A S First Digit Wet cup Second and Third Digits pressure ratio XX 1 Fourth Digit Displacement pump volume per cycle Fifth Digit Packings X UHMWPE X PTFE Piston Rod Coating Data Monitoring Exhaust Sixth Digit lower material W 10 A 25 cc A 3 2 Chromex No Monitoring Low Noise S ...

Page 4: ...s A M12LT0 W23DAS Series A M12LN0 LW100A 2300 15 8 158 1 6 6 0 3 4 in npt 3 8 in npt 1 2 npt f W23DBS Series A M12LT0 W24FAS Series A M18LN0 LW150A 2400 16 5 165 2 4 9 0 1 in npt 3 4 in npt 1 2 npt f W24FBS Series A M18LT0 W28EAS Series A M18LN0 LW125A 2800 19 3 193 2 0 7 5 1 in npt 1 2 in npt 1 2 npt f W28EBS Series A M18LT0 W30AAS Series A M04LN0 LW025A 3000 20 7 207 0 4 1 5 1 2 in npt 3 8 in np...

Page 5: ...r under the influence of drugs or alcohol Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings For complete information about your material requ...

Page 6: ...XIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swallowed Read MSDS s to know the specific hazards of the fluids you are using Store hazardous fluid in approved containers and dispose of it according to applicable guidelines Always wear impervious gloves when spraying or cleaning equipment PERSONAL PROTECTIVE EQUIPMENT...

Page 7: ...e B TSL Reservoir C Wet Cup not visible under TSL reservoir D Fluid Outlet E Fluid Inlet F Lower Cylinder G Upper Cylinder H Tie Rod Shield J Displacement Pump Adapter K Tie Rod L Coupling Nut M Jam Nut N Air Motor FIG 1 Component Identification A B M D E G F J ti11700a H K L N ...

Page 8: ...and fluid hoses Static electricity may build up when fluids flow through pumps hoses and sprayers At least one hose must be electrically conductive with a maximum of 500 ft 150 m combined hose length to ensure grounding continuity Check electrical resistance of hose If total resistance to ground exceeds 25 meg ohms replace hose immediately Air compressor follow manufacturer s recommenda tions Spra...

Page 9: ...ssories in the order shown in FIG 3 using adapters as necessary Air Line Bleed type master air valve E required in your system to relieve air trapped between it and the air motor and gun when the valve is closed Be sure the valve is easily accessible from the pump and located downstream from the air regulator Pump air regulator H controls pump speed and outlet pressure Locate it close to the pump ...

Page 10: ...ressure Regulator J Solenoid Release Button not visible K Gun Swivel L Air Assisted Spray Gun M Gun Fluid Supply Hose N Gun Air Supply Hose P Fluid Filter R Pump Fluid Outlet S Grounding Wire T Wet Cup not visible see FIG 4 page 11 U Pump Fluid Inlet V Suction Hose W Fluid Drain Valve FIG 3 Typical Installation Graco Cart Mounted Package Shown G U R C E S P F D H V G15 Spray Gun Shown with Supply ...

Page 11: ...taining nut or hose end coupling to relieve pressure gradually then loosen completely Clear hose or tip obstruction Flush Before Using Equipment The equipment was tested with lightweight oil which is left in the fluid passages to protect parts To avoid con taminating your fluid with oil flush the equipment with a compatible solvent before using the equipment See Maintenance page 13 Trigger Lock Al...

Page 12: ...Pump should stall against pressure 11 With the pump and lines primed and with adequate air pressure and volume supplied the pump will start and stop as you open and close the gun valve 12 Use the air regulator to control the pump speed and the fluid pressure Always use the lowest air pres sure necessary to get the desired results Higher pressures cause premature tip nozzle and pump wear Shutdown a...

Page 13: ...ts in your system Check with your fluid manufacturer or supplier for recommended flushing fluids and flushing frequency 1 Follow Pressure Relief Procedure page 11 2 Remove tip guard and spray tip from gun Refer to separate gun manual 3 Place siphon tube in grounded metal pail containing cleaning fluid 4 Set pump to lowest possible fluid pressure and start pump 5 Hold a metal part of the gun firmly...

Page 14: ...rn ball check valves Check and repair Worn piston packings Replace No output Improperly installed ball check valves Check and repair Pump operates erratically Exhausted fluid supply Refill and reprime pump Held open or worn ball check valves Check and repair Worn piston packing Replace Pump will not operate Restricted air supply lines Clear any obstructions be sure all shut off valves are open inc...

Page 15: ...e 13 Relieve the pressure See page 11 3 Disconnect the air and fluid hoses and the ground wire 13 4 Remove the tie rod shield 11 5 Hold the flats of the air motor piston rod with a wrench Use another wrench to loosen the coupling nut 9 6 Lower the coupling nut 9 enough to remove the coupling collars 10 and then remove the coupling nut 9 7 Pull up on TSL reservoir 7 to remove 8 Use a hammer and bra...

Page 16: ...the dis placement rod Hand tighten the coupling nut 9 5 Screw the displacement pump into the adapter plate 3 until the cylinder top is flush with the top of the adapter plate 6 Align fluid outlet as shown and tighten the jam nut 7 Align the TSL reservoir 7 and push it down into place 8 Hold the flats of the motor rod with a wrench Use another wrench to tighten the coupling nut 9 Torque according t...

Page 17: ...w the tie rods 5 into the bottom cover of the air motor Torque according to the following table 3 As needed for the larger air motors use two people to reattach Align the tie rods 5 with the holes in the pump adapter 3 Carefully lower the air motor into place 4 Attach the tie rod nuts 6 and torque according the following table 5 Tighten the mounting screws 6 Hand tighten the coupling nut then torq...

Page 18: ... size M02xxx 5 10 ft lb 7 13 5 N m All others 50 55 ft lb 68 75 N m 1 Torque varies by air motor size M02xxx 15 20 ft lb 20 27 N m All others 50 60 ft lb 68 81 N m 2 Torque varies by displacement pump size 25 cc 23 26 ft lb 31 35 N m All others 75 80 ft lb 102 108 N m 3 Torque to 70 75 ft lb 95 102 N m 4 ...

Page 19: ...Qty 1 See Table MOTOR 1 2 See Table DISPLACEMENT PUMP 1 3 See Table ADAPTER pump 1 4 See Table NUT jam 1 5 ROD tie 15M661 M02xxx motor 3 15M662 All other motor sizes 3 6 NUT tie rod 104541 M02xxx motor 3 15U606 All other motor sizes 3 7 See Table RESERVOIR TSL 1 8 See Table ADAPTER 1 2 20 ID X M22 x 1 5 OD 9 NUT coupling 15M758 LW025x displacement pumps 1 15T311 All other pump sizes 1 10 COLLAR co...

Page 20: ...M12LT0 W18EAS M12LN0 6 0 LW125A 15T394 24A638 24A627 24A959 15V028 W18EBS M12LT0 W23DAS M12LN0 6 0 LW100A 15T393 24A637 24A626 24A959 15V028 W23DBS M12LT0 W24FAS M18LN0 7 5 LW150A 15T395 24A639 24A628 24A959 15V028 W24FBS M18LT0 W28EAS M18LN0 7 5 LW125A 15T394 24A638 24A627 24A959 15V028 W28EBS M18LT0 W30AAS M04LN0 3 5 LW025A 15R863 24A634 24A621 24A958 15T462 W30ABS M04LT0 W30CAS M12LN0 6 0 LW075...

Page 21: ...motor 3 5 in motor 6 7 5 in motor Wet Cup O Ring Package of 10 24A630 24A631 24A631 24A632 24A633 24A633 Coupling Collars 10 Package of 10 24A618 24A619 24A619 24A619 24A619 24A619 Connecting Kit Includes pump adapter 3 three tie rods 5 three tie rod nuts 6 TSL reservoir and o ring 7 adapter 8 coupling nut 9 two coupling collars 10 tie rod shield and screw 11 and drip shield 12 24A281 24A282 24A28...

Page 22: ...0 4 0 6 0 8 1 0 1 2 1 5 2 3 3 0 3 8 4 5 10 20 30 40 50 60 KEY A 100 psi 0 7 MPa 7 bar B 70 psi 0 5 MPa 5 bar C 40 psi 0 3 MPa 3 bar fluid flow air consumption Cycles per Minute 0 05 0 1 0 15 0 2 0 25 0 3 0 35 200 400 600 800 1000 1200 1 2 3 4 5 6 7 8 9 1400 0 0 A B C A B C Fluid Flow gpm lpm tested in No 10 weight oil Fluid Outlet Pressure psi MPa bar 7 70 3 30 4 40 5 5 55 1 4 14 8 80 10 100 03 06...

Page 23: ...4 16 18 0 28 0 34 0 4 0 45 0 5 1600 11 110 Model W15Bxx 15 1 Ratio 50 cc cycle 8 15 23 30 38 45 53 61 Cycles per Minute 0 0 A B C A B C Fluid Flow gpm lpm tested in No 10 weight oil Fluid Outlet Pressure psi MPa bar Air Flow scfm m 3 min Model W15Fxx 15 1 Ratio 150 cc cycle 10 20 30 40 0 3 0 6 0 9 1 1 13 25 38 51 63 400 800 3 30 5 5 55 1200 8 80 1600 11 110 1000 7 70 200 600 4 40 1 4 14 1400 10 10...

Page 24: ...cc cycle 14 140 2000 10 20 30 40 0 3 0 6 0 9 1 1 Cycles per Minute 0 0 A B C A B C Fluid Flow gpm lpm tested in No 10 weight oil Fluid Outlet Pressure psi MPa bar Air Flow scfm m 3 min Model W23xxx 23 1 Ratio 100 cc cycle 0 2 0 75 0 4 0 6 0 8 1 0 1 5 2 3 3 0 3 8 1000 7 70 500 1500 2000 2500 3000 3 30 10 100 14 140 17 170 21 210 1 2 1 4 1 6 4 5 5 3 6 1 10 20 30 40 0 3 0 6 0 9 1 1 8 15 23 30 38 45 5...

Page 25: ...20 30 40 50 60 0 3 0 6 0 9 1 1 1 4 1 7 1000 7 70 14 140 2000 3000 21 210 2500 17 170 500 3 30 1500 10 100 1 5 2 0 2 5 1 9 3 8 5 7 7 6 9 5 0 5 1 0 70 2 0 13 25 38 51 63 Cycles per Minute 0 0 A B C A B C Fluid Flow gpm lpm tested in No 10 weight oil Fluid Outlet Pressure psi MPa bar Air Flow scfm m 3 min Model W28xxx 28 1 Ratio 125 cc cycle 10 20 30 40 50 60 0 3 0 6 0 9 1 1 1 4 1 7 1000 7 70 14 140 ...

Page 26: ... 0 6 0 75 0 9 1 1 1 3 10 12 14 16 18 0 28 0 34 0 4 0 45 0 5 500 1500 2000 2500 3000 3 30 10 100 14 140 17 170 21 210 Model W30Axx 30 1 Ratio 25 cc cycle 8 15 23 30 38 45 53 Cycles per Minute 1000 0 0 A B C A B C Fluid Flow gpm lpm tested in No 10 weight oil Fluid Outlet Pressure psi MPa bar 7 70 Air Flow scfm m 3 min Model W30Cxx 257463 30 1 Ratio 75 cc cycle 14 140 2000 3000 21 210 2500 17 170 50...

Page 27: ...2 0 75 0 4 0 6 0 8 1 0 1 5 2 3 3 0 3 8 4 5 5 3 6 1 1 2 1 4 1 6 1000 7 70 14 140 2000 3000 21 210 2500 17 170 500 3 30 1500 10 100 3500 24 240 4000 28 280 8 15 23 30 38 45 53 61 Cycles per Minute 1000 0 0 B C A B C Fluid Flow gpm lpm tested in No 10 weight oil Fluid Outlet Pressure psi MPa bar 7 70 Air Flow scfm m 3 min Model W45xxx 262287 262392 45 1 Ratio 50 cc cycle 10 20 30 40 50 0 3 0 6 0 9 1 ...

Page 28: ...inute 0 0 A B C A B C Fluid Flow gpm lpm tested in No 10 weight oil Fluid Outlet Pressure psi MPa bar Air Flow scfm m 3 min Model W48xxx 48 1 Ratio 75 cc cycle 0 2 0 75 0 4 0 6 0 8 1 0 1 5 2 3 3 0 3 8 1 2 4 5 10 20 30 40 50 60 1000 7 70 3000 4000 5000 6000 14 140 21 210 28 280 35 350 42 420 2000 10 20 30 40 50 60 0 3 0 6 0 9 1 1 1 4 1 7 ...

Page 29: ...90 61 28 W18xxx 25 2 640 8 6 218 11 7 297 11 4 290 61 28 W23xxx 25 1 638 8 6 218 11 7 297 11 4 290 59 27 W24xxx 25 2 640 10 1 257 14 8 375 12 9 328 64 29 W28xxx 25 2 640 10 1 257 14 8 375 12 9 328 64 29 W30Axx 24 1 612 5 6 142 5 8 147 7 8 198 22 10 W30Cxx 257463 25 0 635 8 6 218 11 7 297 11 4 290 56 26 W36xxx 25 1 638 10 1 257 14 8 375 12 9 328 62 28 W45xxx 262287 262392 24 5 622 8 6 218 11 7 297 ...

Page 30: ...Wall Bracket Mounting Dimensions 30 312794F Wall Bracket Mounting Dimensions 4 in 102 mm 11 in 279 mm Four 0 40 in 10 mm mounting holes ti12833a ...

Page 31: ...sure 10 psi 0 07 MPa 0 7 bar Air consumption See Performance Charts Fluid flow at 60 cycles per minute See Models page 4 Maximum ambient air temperature 120 F 49 C Maximum fluid temperature 160 F 71 C Stroke length 2 5 in 63 5 mm Sound data See Technical Data in air motor manual 312796 Wetted parts Stainless steel tungsten carbide with 6 nickel UHMWPE PTFE ...

Page 32: ...rial 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 s...

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