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Summary of Contents for Dorner ERT 250
- Page 1 ™ 250 Pallet System Stations & Accessories Installation, Maintenance & Parts Manual For other service manuals visit our website at: www.dornerconveyors.com/manuals-literature Record Conveyor Serial Number Here 851-926 Rev. A...
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Page 2: Table Of Contents
Attaching and Operations of Pneumatics ....20 Sensor Installation and Basic Logic ......21 Pallet Pusher ..............22 Simplified Installation..........22 Full Installation Steps ..........22 Stands ................23 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 3: Introduction
DO NOT operate equipment manual with the Performance Parts Kits logo without guards. Dorner reserves the right to make changes at any time Upon receipt of shipment: without notice or obligation. • Compare shipment with packing slip. Contact factory regarding discrepancies. -
Page 4: Warnings − General Safety
A WARNING The safety alert symbol, black triangle with white exclamation, is used to alert you to potential personal injury hazards. Dorner cannot control the physical A DANGER installation and application of conveyors. Taking protective measures is the responsibility of the user. -
Page 5: Specifications
Lift and Transfer Station D C N G S ER5 T M Controller Type Speed Guarding Pallet Sensor Option Stop Type Direction Flow Option Length Width Document Language ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 6: Installation
Attach sensor (Figure 2, item 1) to conveyor with bolt (Figure 2, item 2). Figure 2 Figure 4 Pallet Stops Installation Install spring nuts (Figure 5, item 1) into T–slot. Figure 5 Figure 2 Figure 5 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 7: To Switch Pallet Stop From Left Hand To Right Hand
To switch pallet stop from left hand to right hand Figure 9 Remove two fasteners (Figure 7, item 1) and remove bracket (Figure 7, item 2). Figure 7 Figure 9 Figure 7 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 8: Pneumatic And Control Logic Suggestions
Remove stop (Figure 11, item 1) and rotate 180 Figure 12 degrees. Pneumatic and Control Logic Suggestions Figure 11 Recommended Pneumatics Dorner recommends using a 3–port 2–way solenoid valve (Figure 13) to operate Pallet Stops. Figure 13 Figure 13 Figure 11 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. -
Page 9: Attaching And Operations Of Pneumatics
Attaching and Operations of Pneumatics two side flags (Figure 16, item 2) (when bumpers are not Connect the solenoid to the stop. Dorner fittings (Figure installed) can be used for sensing. 14, item 1) accept 1/4" outside diameter tubing standard Figure 16 (Figure 14, item 2). -
Page 10: Full Installation Steps
(Figure 19, item 2) in slotted channel of conveyor channel. Repeat on opposite side. Figure 19 Figure 21 Figure 19 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 11: Guard Kit Removal (If Equipped)
Figure 24 Figure 22 Stroke Adjustment NOTE Adjust stroke to that pallet (Figure 25, item 1) raises to desired level. Figure 24 Figure 23 Figure 25 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 12: Pneumatic And Control Logic Suggestions
Attaching and Operations of Pneumatics Remove guarding, if equipped. Connect the 3–port, 2–way solenoid valve to the stop. Dorner fittings (Figure 29, item 1) accept 1/4" outside Figure 26 diameter tubing standard (Figure 29, item 2). Turn large nut (Figure 26, item 2) clockwise or... -
Page 13: Sensor Installation And Basic Logic
(Figure 30, item 1) in plate (Figure 30, item 2) and to the lowest port Figure 31 (Figure 30, item 3) on the lift. Dorner fittings accept 1/ 4" outside diameter tubing standard. Figure 29 Figure 32 •... -
Page 14: Full Installation Steps
Figure 37 Figure 35 Tilt locate station and position, as needed, and install and tighten bolts (Figure 36, item 1) into follower nuts inside channel. Figure 38 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 15: Stroke Adjustment
Turn large nut (Figure 43, item 2) clockwise or counterclockwise to raise or lower (Figure 43, item 3) pallet assembly as needed. Tighten jam nut against large nut to secure position. Figure 41 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 16: Pneumatic And Control Logic Suggestions
Recommended Pneumatics Connect Port 4 (Figure 45) of the 5–port 2–way Dorner recommends using a 3 port, 2 way solenoid valve solenoid through the lower opening (Figure 47, item 1) (Figure 44) to operate the Lift and Transfer Stop. -
Page 17: Lift And Rotate Station
Figure 50 Full Installation Steps Install two spring nuts (Figure 49, item 1) in inner T–slot on both sides of the conveyor. Figure 48 Figure 51 Figure 49 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 18: Rotation Adjustment
Adjust stroke by rotating screw (Figure 56, item 2) left Figure 54 or right with an open–end wrench. Adjust movement by rotating screw (Figure 56, item 3) left or right with an open–end wrench. Tighten nuts. ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 19: Guard Kit Removal (If Equipped)
57, item 3). Guard Kit Removal (If Equipped) Remove four screws (Figure 58, item 1) that secure cylinder guard (Figure 58, item 2). Figure 57 Figure 60 Figure 58 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 20: Pneumatic And Control Logic Suggestions
Installation To adjust stroke, loosen jam nut (Figure 61, item 1) Dorner recommends using a 5 port, 2 way solenoid valve (Figure 63) to operate the cylinder. from large nut (Figure 61, item 2) on the bottom of cylinder shaft. -
Page 21: Sensor Installation And Basic Logic
(Figure 66, item 4) in plate (Figure 66, item 2) and to the upper port (Figure 66, item 5) on the lift. Dorner fittings accept 1/ 4" outside diameter tubing standard. • The lift raises when air is supplied to the lowest port of the lift and the upper port is allowed to exhaust. -
Page 22: Pallet Pusher
Connect Port 4 (Figure 63) of the 5–port 2–way Pallet Pusher solenoid through the outer port (Figure 72, item 1) on the pallet pusher. Dorner fittings accept 1/4" outside Simplified Installation diameter tubing standard. Install and adjust Pusher module (Figure 70, item 1). -
Page 23: Stands
73, item 2) using two connecting strips and four screws (Figure 73, item 3). Figure 72 Figure 73 Adjust height of stands by loosening screws (Figure 73, item 4). Adjust height and retighten fasteners. ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 24: Preventive Maintenance And Adjustment
Remove retaining ring (Figure 75 and Figure 76 Item 1) and bearing (Figure 75 and Figure 76 Item 2). Figure 77 Figure 74 Figure 75 Figure 78 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 25: Lift And Locate Station
80, item 2) over cylinder assembly. Figure 79 Figure 82 Remove lift station platform (Figure 83, item 1) from lift cylinder. Figure 82 Figure 80 Figure 83 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 26: Lift And Transfer Station
Remove cylinder (Figure 86, item 1) from conveyor frame. Figure 85 Figure 88 Figure 88 Figure 86 Replace worn or damaged parts. Installation is the reverse of removal. Figure 89 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 27 (Figure 92, item 2). Figure 91 Figure 95 10. Replace worn or damaged parts. 11. Installation is the reverse of removal. Figure 92 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A...
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Page 28: Lift And Rotate Station
(Figure 98, item 2). Figure 97 Figure 100 Disconnect upper and lower hoses (Figure 100, item 3) from fittings on lift cylinder (Figure 100, item 4). Figure 98 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 29 (Figure 105, item 1) on the plate in relation to the conveyor. This will be an aid when reinstalling. Remove plate (Figure 105, item 2). Figure 105 Figure 102 Figure 105 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 30: Pallet Pusher Cylinder Replacement
16. Installation is the reverse of removal. Pallet Pusher Cylinder Replacement Remove screw (Figure 111, item 1) on both sides and remove cover (Figure 111, item 2). Figure 111 Figure 108 Figure 111 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 31: Pallet Pusher Roller, Sprocket, And Gear Replacement
Install sprocket removal tool, part number 400289 (Figure 116, item 1) between gears. Figure 116 Figure 113 Replace worn or damaged parts. Installation is the reverse of removal. Figure 116 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. - Page 32 Repeat for second gear (Figure 117, item 4). Remove screw (Figure 118, item 1) from center of bearing assembly (Figure 118, item 2). Figure 118 Figure 120 Figure 118 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A...
- Page 33 12. Repeat for rollers on second rod (Figure 121, item 3). 13. Continue removing all rollers (Figure 122, item 1) and rod (Figure 122, item 2) from bracket (Figure 122, item 3). Figure 122 Figure 122 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 34: Service Parts
Service Parts NOTE For replacement parts other than those shown in this section, contact an authorized Dorner Service Center or the factory. Key Service Parts and Kits are identified by the Performance Parts Kits logo . Dorner recommends keeping these parts on hand. - Page 35 400068–320 Skirt Extension, for 800 width Pallets WWW = Pallet width reference: 320, 400, 480, 640, 800 LLL = Pallet length reference: 320, 400, 480, 640, 800 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 36: Bottom Sensor
Service Parts Bottom Sensor Item Part Number Description 400266 Bottom Bracket FASL–M8 Spring Tee Nut 960883M Flanged Hex Head Cap Screw, M8 x 16 mm ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 37: Side Sensor
Service Parts Side Sensor Item Part Number Description 400267 Side Bracket FASL–M8 Spring Tee Nut 960883M Flanged Hex Head Cap Screw, M8 x 16 mm ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 38: Standard Load Pallet Stop
Fixed Pallet Stop 804–1092 Cushioned Pallet Stop 810–529 Elbow Fitting 960883M Flanged Hex Head Cap Screw, M8 x 16 mm 920845M Socket Head Screw, M8–1.25 x 45 mm ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 39: Heavy Load Pallet Stop
M8–1.25 x 55 mm for Fixed Stop 960883M Flanged Hex Head Cap Screw, M8 x 16 mm 400257 Spacer Tube 930845M Flat Screw, M8–1.25 x 45 mm ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 40: Lift And Locate For Pallets 400 X 480 Or Smaller
Service Parts Lift and Locate for Pallets 400 x 480 or Smaller ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 41 LLLLL = Part Length in mm with one decimal place. Length Example: Length = 485 mm LLLLL = 04850 WWW = Pallet width reference: 320, 400, 480 LLL = Pallet length reference: 320, 400, 480 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 42: Lift And Locate For Pallets 480 X 480 Or Larger
Service Parts Lift and Locate for Pallets 480 x 480 or Larger ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 43 Flat Head Screw, M8–1.25 x 45 mm 810–220 Elbow Fitting LLLLL = Part Length in mm with one decimal place. Length Example: Length = 485 mm LLLLL = 04850 ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 44: Lift And Transfer For Pallets 400 X 480 Or Smaller
Service Parts Lift and Transfer for Pallets 400 x 480 or Smaller ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 45 Length Example: Length = 485 mm LLLLL = 04850 804–1092 Cushioned Pallet Stop 810–529 Elbow Fitting 400086 Motor Mounting Bracket 400088 Drive Cover 920820M Socket Head Screw, M8–1.25 x 20 mm ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 46: Lift And Transfer For Pallets 480 X 480 Or Larger
Service Parts Lift and Transfer for Pallets 480 x 480 or Larger ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 47 Elbow Fitting 400259 Mounting Bracket 400076 Bearing Spacer 930618M Flat Head Screw, M6-1.00 x 18 mm 400075 Bearing, Idler Gear 400078 Motor Mounting Bracket 400085 Motor Gear ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 48: Lift And Rotate For Pallets 400 X 480 Or Smaller
Service Parts Lift and Rotate for Pallets 400 x 480 or Smaller ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 49 400259 Pallet Stop Mounting Bracket 920845M Socket Head Screw, M8–1.25 x 45 mm 810–529 Elbow Fitting 804–724 Fixed Pallet Stop 804–1092 Cushioned Pallet Stop 911–120 Lock Washer ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 50: Lift And Rotate For Pallets 480 X 480 Or Larger
Service Parts Lift and Rotate for Pallets 480 x 480 or Larger ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 51 M10–1.50 x 75 mm 920884M Flanged Head Screw, M8 x 20 mm 930820M Flat Head Screw, M8–1.25 x 20 mm 950820M Low Head Cap Screw, M8–1.25 x 20 mm ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 52: Pallet Pusher
Service Parts Pallet Pusher ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... - Page 53 400099–WWW Bearing Mounting 400220 Conveyor Tie Plate FBCS–20x55 Connecting Strip 960883M Flanged Hex Head Cap Screw, M8 x 16 mm 400223 Conveyor Connecting Plate FBCS–20x76 Connecting Strip ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp.
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Page 54: Post Support Stand
LLLLL = Part length in mm with one decimal place. FBCS-20X55 Connecting Strip Length Example: Length = 485 mm LLLLL = 04850 400278 Top Plate FATB-20 Twist-In Stud, M8 x 20 mm 990812M Lock Nut, M8 ERT™ 250 Pallet System Stations & Accessories Dorner Mfg. Corp. 851-926 Rev. A... -
Page 55: Notes
Notes ERT™ 250 Pallet System Stations & Accessories 851-926 Rev. A Dorner Mfg. Corp. -
Page 56: Return Policy
Return Policy Returns must have prior written factory authorization or they will not be accepted. Items that are returned to Dorner without authorization will not be credited nor returned to the original sender. When calling for authorization, please have the following information ready for the Dorner factory representative or your local distributor: Name and address of customer.
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