WORKMASTER GO-A8-PW, Maintenance & Parts Manual

Page 1: ...GO A8 PW Gate Opener MAINTENANCE PARTS MANUAL...

Page 2: ...ns and recommendations contained in this owner s manual The user of this product is responsible to install maintain and operate the product and parts or components manufactured or supplied by WORKMAST...

Page 3: ...imminent and will result in a high probability of serious injury or death This indicates a potentially hazardous situation which could result in minor to moderate injury CAUTION This indicates a poten...

Page 4: ...Pivot Components 5 VI ID Caution Labels 6 VII Removing Impactor from Frame 7 VIII Disassembling the Impactor 9 IX Parts Inspection 11 X Reassembling the Impactor 16 XI Impactor Exploded View 18 XII T...

Page 5: ...d Labels should be checked periodically for legibility Replace labels when missing or when the information can no longer be read Replacement labels can be ordered as any spare part Storage In the even...

Page 6: ...MARY COMPONENTS FRAME KIT Includes all components except Prepared Driver Drive Fitting and Throttle Valve PN 33 20052 DRIVE FITTING PN 33 10013 Includes RETAINER PIN PN 32 50124 O RING PN 32 50000 PRE...

Page 7: ...012 TOOL BOX PN 33 10105 HUB SLEEVE PN 33 20051 HHCS PN 75 10204 LW PN 75 90200 NUT PN 75 30200 PIVOT GUARD PN 33 10100 HHCS PN 75 10204 LW PN 75 90200 WASHER PN 75 M0200 U JOINT LEVER ASSEMBLY PN 32...

Page 8: ...661 INLET COUPLING PN AM12 TEE FITTING PN 72 07761 PIPE NIPPLE PN 72 247L0 FOAM GRIP PN 33 20010 PIPE CAP PN 72 16700 HOSE BARB PN MS11 AIR HOSE PN 83 00101 HOSE CLAMP PN F8 ELBOW PN 72 02660 ELBOW PN...

Page 9: ...N 33 10004 LANYARD PN 33 20022 GROMMET PN 33 20013 PIVOT SWITCH PN 33 20065 PUSH FITTING PN 33 20070 BLACK POLY HOSE PN 33 20040 YELLOW POLY HOSE PN 33 20050 PIVOT CYLINDER PN 33 20055 CLEVIS BRACKET...

Page 10: ...VI ID CAUTION LABELS PIVOT SWITCH LABEL PN 33 20036 CAUTION TAPE PN 33 20049 PIVOT LOCK PIN LABEL PN 33 20017 MODEL NUMBER LABEL PN 33 20020 FWD REV LABEL PN 33 20016 WARNINGS LABEL PN 33 20047 NAMEP...

Page 11: ...Nipple Washer Elbow and Hose Barb from the Impactor s Air Inlet boss 4 Disconnect the Forward Reverse Lever at the Universal Joint Connector by removing Cotter Pin 5 Disconnect Bolt and Washer on opp...

Page 12: ...be moved to a clean sturdy workbench to be disassembled for required maintenance and or repair Support the 125 lb Impactor properly when removing it from the Frame Failure to properly support the Impa...

Page 13: ...oved at this point 5 Remove internal parts from Hammer Casing 1 6 With a soft face hammer tap spline end of Rotor 27 until Rotor and Cylinder Plate 26 with Ball Bearing 25 and Notch Key 31 are free of...

Page 14: ...can only be removed from Reverse Valve Bushing 41 in one direction 11 Remove Reverse Valve Spacer 42 and Reverse Valve O ring 43 IMPORTANT It may be necessary to apply heat to the Reverse Lever 36 as...

Page 15: ...Item Part Description Qty 28 33 20121 Rotor Blade 9 28 33 20121 Rotor Blade 9 7 33 20136 Front Gasket 2 7 33 20136 Front Gasket 2 32 33 20135 Rear Gasket 1 32 33 20135 Rear Gasket 1 25 33 20154 Cylin...

Page 16: ...ne if necessary Normally there should be no noticeable wear on these faces since the Rotor is 003 approx shorter than the Cylinder Inspect the Blade slots for wear or burrs A new Blade should move in...

Page 17: ...in an out of the Rotor slot When the motor is running at regular speed the Rotor Blades will be in continuous and forceful contact with the cylinder wall In this powerful rotation each Rotor Blade can...

Page 18: ...emove enough of the material to affect the overall performance of the Opener 8 After the parts have been cleaned inspected or when needed replaced they should be wiped down with high quality air tool...

Page 19: ...he Anvil s lobes replace both the Hammers and the Anvil The use of worn Hammers with a new Anvil or vice versa will cause rapid wear of the new part 11 The ANVIL 10 accepts and transmits the high torq...

Page 20: ...all air passages are free of any dirt or foreign matter 6 Grease the Impact Mechanism 10 12 13 14 15 16 heavily with a high grade Impact Wrench Grease MOBIL DELVAC Xtreme Grease or Equal Be sure to co...

Page 21: ...eration 9 Check the free speed at the Anvil 10 with a tachometer Speed is 1500 RPM approx at 85 PSI using 150 CFM approx CAUTION Never substitute wire nails welding rod etc for retaining pins or faste...

Page 22: ...PH 866 476 9217 18 XI IMPACTOR EXPLODED VIEW...

Page 23: ...everse Valve 1 12 33 20131 Hammer Cage Bushing 1 36 33 20175 F R Lever 1 13 33 20126 Hammer Cage 1 37 33 20145 Spring 1 14 33 20128 Hammer Pin 2 38 33 20153 Steel Ball 1 15 33 20127 Hammer 2 39 33 201...

Page 24: ...Pin 1 49 33 20109 Throttle Trigger 1 50 33 20114 Valve Body Pipe 1 51 33 20116 Valve Body Nut 1 52 33 20107 Valve Body 1 53 33 20108 Valve 1 54 33 20137 Packing 1 55 33 20110 Valve Packing Spacer 1 5...

Page 25: ...6 75 10204 HHCS 5 16 18 x 1 L 6 75 30200 Hex Nut 5 16 18 2 4 75 90200 Lock Washer 5 16 2 75 10204 HHCS 5 16 18 x 1 L 2 75 90200 Lock Washer 5 16 2 5 75 10204 HHCS 5 16 18 x 1 L 2 75 M0200 Fender Washe...

Page 26: ...ressure Relief Fill Cap 2 82 40004 2 Sight Disk 3 82 40004 3 Sight Disk Lock Nut 4 82 40004 4 Sight Disk Seal 5 82 40004 5 Oil Adjusting Valve Assy 6 82 40004 6 O Ring f Fill Plug 7 82 40004 7 Valve G...

Page 27: ...9217 23 XV KITS ASSEMBLIES Item Part Description Qty A 10 00075 Rebuild Kit Manual 1 28 33 20121 Rotor Blade 9 7 33 20136 Front Gasket 2 32 33 20135 Rear Gasket 1 Rebuild Kit f GO A8 GO A13 PN 32 5001...

Page 28: ...5 Rebuild Kit Manual 1 28 33 20121 Rotor Blade 9 7 33 20136 Front Gasket 2 25 33 20154 Cylinder Plate Bearing 2 18 33 20155 Anvil Cone Bearing 1 32 33 20135 Rear Gasket 1 B 33 10605 Grease 13 7 oz 2 R...

Page 29: ...PH 866 476 9217 25 Item Part Description Qty 36 33 20175 F R Lever 1 37 33 20145 Spring 1 38 33 20153 Ball 1 39 33 20106 Set Screw 1 F R Lever Assembly PN 32 50014 39 36 38 37...

Page 30: ...5 Spring 1 38 33 20153 Steel Ball 1 39 33 20106 Reverse Lever Set Screw 1 40 33 20149 Roll Pin 1 41 33 20103 Reverse Valve Bushing 1 42 33 20160 Reverse Valve Spacer 1 43 33 20157 Reverse Valve O Ring...

Page 31: ...NOTES...

Page 32: ...t problem But it is no problem with the WORKMASTER air driven Rail Shaker wedge mount pocket vibrator The assembly s wedge end fits all standard hopper car pocket female brackets and its top lugs keep...