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Dorner 74MWWLLLSSCBBSS, Installation, Maintenance, And Parts Manual

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Dorner 74MWWLLLSSCBBSS Installation, Maintenance, And Parts Manual Download Page 40

Dorner Mfg. Corp.

40

851-592 Rev. A

7400 Series End Drive Conveyors

Service Parts

Configuring Conveyor Part Number

 Figure 81

Flat Belt Conveyor

Refer to the model number on the conveyor frame 

(Figure 81)

.  From the model number, determine conveyor 

width (

WW

), length (

LLL

), drive stand location (

S

), idler 

stand location (

S

), cleaning options (

C

), drive/pulley type 

(

D

), profile (

G

) and belt material (

BB

).

Example:
74M12072CC111MA

7400 Series end drive, flat belt conveyor, 12" (305mm) 

wide x 72" (1829mm) long,  stands located 18" (457mm) 

from each end, frame cutout cleaning option, side drive with 

standard pulleys on each end, low side profiles, and MA belt 

material.

Cleated Belt Conveyor

Refer to the model number on the conveyor frame 

(Figure 81)

.  From the model number, determine conveyor 

width (

WW

), length (

LLL

), drive stand location (

S

), idler 

stand location (

S

), cleaning options (

C

), cleated belt material 

(

BB

) and cleat spacing (

SS

).

Example:
74M12072CC1NA10

7400 Series end drive, cleated belt conveyor, 12" (305mm) 

wide x 72" (1829mm) long, stands located 18" (457mm) 

from each end, frame cutout cleaning option, NA cleated belt 

material, side drive with standard pulleys on each end, and 

10 link spacing for cleats.

74MWWLLL

SS

CDGBB  

FLAT BELT

74MWWLLL

SS

CBB

SS

  

CLEATED BELT

Summary of Contents for 74MWWLLLSSCBBSS

Page 1: ... CORP INSIDE THE USA OUTSIDE THE USA P O Box 20 975 Cottonwood Ave TEL 1 800 397 8664 TEL 262 367 7600 Hartland WI 53029 0020 USA FAX 1 800 369 2440 FAX 262 367 5827 7400 Series End Drive Conveyors Installation Maintenance and Parts Manual Flat Belt Conveyor Cleated Belt Conveyor 851 592 Rev A ...

Page 2: ... Drive Sprocket Removal 21 B Idler Puck Removal 23 Reassembling Tail Assemblies 24 Idler Tail and Tip Up Tail 24 Drive Tail 24 Bearing Replacement 26 Service Parts 28 Drive End Components 28 Tension End Components 30 Tip Up Tension End 31 Nose Bar Tension End 32 Nose Bar Tip Up Tension End 33 Conveyor Frame and Extension 34 3 76 mm High Sides 35 Cleated 1 25 mm Guides 36 Cleated 3 76 mm Guides 37 ...

Page 3: ...IGHT OR ANGLE ADJUSTMENT SCREWS Loosening stand height or angle adjustment screws may cause conveyor sections to drop down causing serious injury A WARNING SEVERE HAZARD LOCK OUT POWER before removing guards or performing maintenance Exposed moving parts can cause serious injury A WARNING BURN HAZARD DO NOT TOUCH the motor while operating or shortly after being turned off Motors may be HOT and can...

Page 4: ...motor 3 Belt Flat Belt Shown 4 Return 5 Support Stands 6 Motor Controller 7 Drive End 8 Tension End 3 2 7 5 6 4 1 8 Specifications 74 M WW LLL S S C D G Profile BB Belt Material Drive Pulley Type Cleaning Options Idler Stand Location Drive Stand Location Conveyor Length Reference Conveyor Width Reference Document Language 74 BB M WW LLL S S C SS Belt Material Cleat Spacing Cleaning Options Idler S...

Page 5: ...2 51 mm increments Maximum Conveyor Load 20 lb ft2 97 kg m2 with a maximum of 1000 lb ft2 4882 kg m2 Belt Travel 12 305 mm per revolution of pulley Maximum Belt Speed 233 ft minute 71 m minute Belt Take up 2 51 mm Conveyor Length Reference LLL 036 999 in 001 increments Conveyor Length 36 914 mm 999 25 4 mm in 1 25 mm increments IMPORTANT Maximum conveyor loads are based on Non accumulating product...

Page 6: ...p Installation on page 11 6 Install the belt Refer to Belt Installation on page 12 7 Attach the belt returns Refer to Belt Return Installation on page 13 8 Attach any guides accessories Refer to the Service Parts section starting on page 28 Conveyors up to 10 ft 3048 mm Stand Installation Typical Stand Components Figure 4 Figure 4 1 Position the stands on a flat level surface 2 Attach the stands t...

Page 7: ...Figure 7 2 Install the drive package if applicable Refer to the 7400 Series Drive Package Installation Maintenance and Parts Manual 3 Insert the pull pins Figure 8 item 1 Figure 8 Idler Tail Typical Idler Tail Conponents Figure 9 Figure 9 1 Slide the bearing shafts Figure 10 item 1 into the take up blocks Figure 10 item 2 1 Drive tail assembly 2 Pull pin x2 3 Conveyor frame 3 2 1 1 2 1 Idler tail ...

Page 8: ... key stops Figure 13 item 1 to the tip up shaft Figure 13 item 2 The rounded end of the key stop should be facing the tail Figure 13 3 Slide the bearing shafts Figure 14 item 1 into the holes in the tip up shaft Figure 14 item 2 Figure 14 NOTE Do not insert the pull pins on the tension end of the conveyor until the belt has been installed 1 Tip up tail assembly 2 Pull pin x2 3 Tip up shaft 4 Key s...

Page 9: ...hands Figure 16 3 Ensure that the nose bar pucks Figure 17 item 1 are in line with the conveyor frame Figure 17 item 2 Figure 17 NOTE Do not insert the pull pins on the tension end of the conveyor until the belt has been installed NOTE Adjust the acorn nuts Figure 11 item 5 on the key stops Figure 11 item 4 to raise or lower the tip up tail assembly 1 Nose bar idler tail assembly 2 Pull pin x2 3 C...

Page 10: ...he key stops Figure 20 item 1 to the tip up shaft Figure 20 item 2 The rounded end of the key stop should face the tail Figure 20 3 Attach the nose bar idler shaft hands Figure 21 item 1 to the tip up shaft Figure 21 item 2 Figure 21 4 Attach the nose bar transfer post Figure 22 item 1 to the nose bar idler shaft hands Figure 22 item 2 Figure 22 1 Tip up tail assembly 2 Pull pin x2 3 Tip up shaft ...

Page 11: ...Make sure the hooked ends of the lifter bars are facing down when resting against the frame 3 Attach the lifter handle Figure 25 item 3 to the belt lift pivot rod Wear Strip Installation Typical Wear Strip Components Figure 26 Figure 26 1 Position the wear strips Figure 27 item 1 on the frame NOTE Do not insert the pull pins on the tension end of the conveyor until the belt has been installed NOTE...

Page 12: ...Figure 28 Figure 28 1 Position the belt on the conveyor frame Figure 29 Figure 29 2 Evenly space the sprockets Figure 30 item 1 along the drive spindle Figure 30 item 2 Figure 30 3 Wrap the belt around the conveyor making sure the sprocket teeth Figure 30 item 1 have engaged the belt 4 Bring the ends of the belt together Figure 31 Figure 31 5 Insert the belt rod Figure 32 item 1 1 Chain belt 2 Bel...

Page 13: ...nd of the conveyor Figure 34 10 If no more travel is available remove one or more belt links to take up the tension Refer to Standard Belts Replacing a Section of Belt on page 18 Belt Return Installation Typical Belt Return Components Figure 35 Figure 35 1 Attach the chain return shoes Figure 36 item 1 to the return shaft Figure 36 item 2 Figure 36 2 Slide the return shaft Figure 37 item 1 up and ...

Page 14: ...n section on page 12 to remove slack from the belt Figure 38 Conveyors Longer than 10 ft 3048 mm Typical Connection Components Figure 39 Figure 39 1 Locate the section number sequence etched on each section of frame Figure 40 item 1 Figure 40 2 Position the frame sections in the correct order 3 Connect the frame sections by bolting the hex post connectors Figure 41 item 1 the sections of frame CAU...

Page 15: ...851 592 Rev A 15 Dorner Mfg Corp 7400 Series End Drive Conveyors Installation Figure 41 4 Follow the installation process described in Conveyors up to 10 ft 3048 mm starting on page 6 1 ...

Page 16: ... the conveyor Standard Conveyors 1 Remove the guides if applicable by removing the pull pins Figure 47 item 1 that connect the guide Figure 47 item 2 to the frame Figure 42 2 Remove the pull pin Figure 43 item 1 on the tension end of the conveyor to release belt tension Figure 43 3 Lift up on the belt Figure 44 Figure 44 Conveyors with Tip Up Tails and Lifters 1 Remove the guides if applicable by ...

Page 17: ...e 11 Refer to Belt Return Installation on page 13 Maintaining the Conveyor Belt Troubleshooting Inspect conveyor belt for Surface cuts or wear Skipping Damage to belt links or rods surface cuts and or wear indicate Sharp or heavy parts impacting belt Jammed parts Accumulated dirt Foreign material inside the conveyor Improperly positioned accessories Skipping indicates Excessive load on belt Worn s...

Page 18: ...Belt 1 Remove the pull pins Figure 49 item 1 on the tension end of the conveyor to release tension on the belt Figure 49 2 Secure the retaining head side of the belt Use the belt removal tool Figure 50 item 1 for 1 pitch belts For all other belts position the section of belt so that it is braced by the flanged puck Figure 50 item 2 Figure 50 3 Use a punch and hammer to push the belt rod out by str...

Page 19: ...amaged or worn belt Refer to Belt Installation on page 12 and Belt Return Installation on page 13 Specialty Intralox 1100 Series Belts Replacing a Section of Belt 1 Place the edge of a flat head screwdriver between the the two belt links and turn clockwise Figure 56 Figure 53 2 Use a second belt rod of the same size to push on the opposite end of the belt rod Figure 54 Figure 54 3 Remove the belt ...

Page 20: ...tention lip Figure 56 3 Remove the bet rod by gripping the end with a set of pliers and pulling Figure 57 Figure 57 4 Remove the belt rods on both sides of the section of belt being replaced 5 Replace the old section with a new section of belt Replacing the Entire Belt 1 Remove the belt returns by pushing up on the return shaft Figure 58 item 1 and sliding it through the large hole Figure 58 item ...

Page 21: ...e 18 Sprocket and Puck Removal 1 Remove the conveyor belt to access the sprockets pucks Refer to Conveyor Belt Replacement on page 18 2 Remove the desired sprocket puck by following these instructions A Drive Sprocket Removal B Idler Puck Removal A Drive Sprocket Removal A WARNING SEVERE HAZARD LOCK OUT POWER before removing guards or performing maintenance Exposed moving parts can cause serious i...

Page 22: ...ve assembly Figure 62 3 Remove the motor Figure 62 item 1 from the drive assembly Figure 62 item 2 Figure 62 4 Unbolt the drive assembly and slide it off the bearing spindle Figure 63 Figure 63 5 Remove the pull pin Figure 64 item 1 Figure 64 6 Slide the drive tail assembly out of the take up blocks Figure 65 Figure 65 7 Slide the motor support bracket Figure 65 item 1 off the drive spindle Figure...

Page 23: ...ut of the take up blocks Figure 66 item 2 Figure 66 3 Remove the bearing cover Figure 67 item 1 Figure 67 4 Use a hex wrench Figure 68 item 1 to loosen the bearing shaft assembly fasteners Figure 68 item 2 Figure 68 5 Slide the bearing shaft assembly Figure 69 item 1 off the idler shaft Figure 69 item 2 Figure 69 6 Remove the guard bar Figure 70 item 1 Figure 70 7 Remove the pucks Figure 70 item 2...

Page 24: ...ach the flanged pucks Figure 72 item 2 and bearing shaft assemblies to the idler shaft 4 Attach the guard bar Figure 72 item 1 Figure 72 5 Use a hex wrench Figure 73 item 1 to tighten the bearing shaft fasteners Figure 73 item 2 Figure 73 6 Attach the bearing covers Drive Tail 1 Attach a flanged puck and bearing shaft assembly to the shorter end of the drive spindle 2 Slide the sprockets Figure 74...

Page 25: ... second bearing shaft assembly or the motor mount bracket Figure 76 item 1 onto the longer end of the drive spindle Figure 76 item 2 Figure 76 6 Attach the guard bar Figure 77 item 1 to the bearing motor mount bracket shafts Figure 77 item 2 Figure 77 7 Use a hex wrench Figure 78 item 1 to tighten the bearing shaft fasteners Figure 78 item 2 Figure 78 8 Attach the bearing covers 1 3 2 1 2 1 2 1 2 ...

Page 26: ... rod end of a second bearing shaft through the bearing Figure 79 Figure 79 3 Apply lateral pressure to the rod until the bearing comes loose 4 Remove the worn or damaged bearing Figure 80 Figure 80 5 Replace the bearing NOTE When inserting the new bearing make sure the anti rotation notch Figure 80 item 1 on the bearing lines up with the groove inside the housing Figure 80 item 2 1 2 ...

Page 27: ...851 592 Rev A 27 Dorner Mfg Corp 7400 Series End Drive Conveyors Notes ...

Page 28: ...4 3 1 2 Item Part Number Description 1 807 1454 Bearing Cover 2 500078 Shaft Assembly with Bearing 3 5053WW Flanged Puck Drive Tail for Standard Belt 5071WW Flanged Puck Drive Tail for Specialty Intralox Belt 4 807 1443 Sprocket for Standard 50 Pitch Belt 807 1444 Sprocket for Standard 1 00 Pitch Belt 807 1446 Sprocket for Specialty Intralox 60 Pitch Belt 807 1445 Sprocket for Specialty Intralox 1...

Page 29: ... Pitch Belt Includes Items 1 through 7 and 9 74DDT11 WW Drive Tail Kit for Specialty Intralox 60 Pitch Belt Includes Items 1 through 7 and 9 74DDT16 WW Drive Tail Kit for Specialty Intralox 1 00 Pitch Belt Includes Items 1 through 7 and 9 WW Conveyor width ref 06 60 in 02 increments When the conveyor is ordered with a Dorner gearmotor mounting package the shaft assembly is replaced with a gearmoto...

Page 30: ... 5007WW Idler Shaft 6 5008WW Bent Retaining Bar for Standard Belt for 8 60 wide conveyors only 5073WW Bent Retaining Bar for Specialty Intralox Belt for 8 60 wide conveyors only 7 5009WW Guard Bar 8 807 1469 Pull Pin 9 802 162 Bearing 10 74I WW Idler Spindle Kit for Standard Belt Includes Items 1 3 4 and 9 74IS WW Idler Spindle Kit for Specialty Intralox Belt Includes Items 1 3 4 and 9 11 74IT WW ...

Page 31: ... for Standard Belt for 8 60 wide conveyors only 5073WW Bent Retaining Bar for Specialty Intralox Belt for 8 60 wide conveyors only 7 5009WW Guard Bar 8 500184 Key Stop 9 5005WW Tip Up Shaft Assembly 10 807 1469 Pull Pin 11 991008MSS M10 1 50 Acorn Nut 12 802 162 Bearing 13 74I WW Idler Spindle Kit for Standard Belt Includes Items 1 3 4 and 12 74IS WW Idler Spindle Kit for Specialty Intralox Belt I...

Page 32: ... Belt 5 500487 Nose Bar Idler Shaft Left Hand 6 500488 Nose Bar Idler Shaft Right Hand 7 807 1469 Pull Pin 8 74NB5 WW 5 Nose Bar Kit Includes Items 1 through 3 74NB1 WW 1 Nose Bar Kit Includes Items 1 through 3 9 74NBT5 WW 5 Nose Bar Tail Kit for Standard Belt Includes Items 1 through 6 74NBT1 WW 1 Nose Bar Tail Kit For Standard Belt Includes Items 1 through 6 74NBT5S WW 5 Nose Bar Tail Kit for Sp...

Page 33: ...ft Left Hand 6 500488 Nose Bar Idler Shaft Right Hand 7 500184 Key Stop 8 991008MSS M10 1 50 Acorn Nut 9 5005WW Tip Up Shaft Assembly 10 807 1469 Pull Pin 11 74NB5 WW 5 Nose Bar Kit Includes Items 1 through 3 74NB1 WW 1 Nose Bar Kit Includes Items 1 through 3 12 74NBT5 WW 5 Nose Bar Tail Kit for Standard Belt Includes Items 1 through 6 74NBT1 WW 1 Nose Bar Tail Kit For Standard Belt Includes Items...

Page 34: ... 24 14 3 6 9 12 15 18 21 24 16 4 8 12 16 20 24 28 32 18 4 8 12 16 20 24 28 32 20 5 10 15 20 25 30 35 40 22 5 10 15 20 25 30 35 40 24 5 10 15 20 25 30 35 40 Conveyor Width WW 26 6 12 18 24 30 36 42 48 28 6 12 18 24 30 36 42 48 30 6 12 18 24 30 36 42 48 32 7 14 21 28 35 42 49 56 34 7 14 21 28 35 42 49 56 36 8 16 24 32 40 48 56 64 38 8 16 24 32 40 48 56 64 40 8 16 24 32 40 48 56 64 42 9 18 27 36 45 5...

Page 35: ...rs For 21 30 Conveyors Number of guiding sections increases every 10 Item Part Number Description 1 503501 LLLLL Right Hand High Side Guide 2 503601 LLLLL Left Hand High Side Guide 3 807 1469 Pull Pin 4 503401 LLLLL Square End High Side Guide LLLLL Guide Length in inches with 2 decimal places Example Guide Length 95 25 LLLLL 09525 Item Part Number Description ...

Page 36: ...ted Right Hand Guide 6 16 wide conveyors 502402 LLLLL 1 Cleated Right Hand Guide 18 24 wide conveyors 2 502501 LLLLL 1 Cleated Left Hand Guide 6 16 wide conveyors 502502 LLLLL 1 Cleated Left Hand Guide 18 24 wide conveyors 3 807 1469 Pull Pin 4 502301 LLLLL 1 Cleated Guide Square End 6 16 wide conveyors 502302 LLLLL 1 Cleated Guide Square End 18 24 wide conveyors LLLLL Guide Length in inches with ...

Page 37: ...ted Right Hand Guide 6 16 wide conveyors 502702 LLLLL 3 Cleated Right Hand Guide 18 24 wide conveyors 2 502801 LLLLL 3 Cleated Left Hand Guide 6 16 wide conveyors 502802 LLLLL 3 Cleated Left Hand Guide 18 24 wide conveyors 3 807 1469 Pull Pin 4 502601 LLLLL 3 Cleated Guide Square End 6 16 wide conveyors 502602 LLLLL 3 Cleated Guide Square End 18 24 wide conveyors LLLLL Guide Length in inches with ...

Page 38: ...r Description 1 5032WW Return Shaft 2 500075 Chain Return Shoe 3 74R WW Chain Support Kit Includes Item 2 WW Conveyor width ref 06 60 in 02 increments Item Part Number Description 2 1 3 Chain Support Kit Item Part Number Description 1 500196 Cleated Return Shaft 2 500075 Chain Return Shoe 3 74CR Chain Support Kit Includes Item 2 Item Part Number Description ...

Page 39: ...f 74BB WW Belt Removal Tool Item Part Number Description 1 74BB WW Flat Belt Chain Repair Kit Includes 1 ft 305 mm of flat belt chain and assembly pins BB Chain Reference Number WW Conveyor width ref 06 60 in 02 increments Flat Belt Chain Kit Item Part Number Description 1 74BB WW SS Cleated Belt Chain Repair Kit Includes 1 cleat centered on a cleat spacing length of chain and assembly pins BB Cha...

Page 40: ...rom each end frame cutout cleaning option side drive with standard pulleys on each end low side profiles and MA belt material Cleated Belt Conveyor Refer to the model number on the conveyor frame Figure 81 From the model number determine conveyor width WW length LLL drive stand location S idler stand location S cleaning options C cleated belt material BB and cleat spacing SS Example 74M12072CC1NA1...

Page 41: ...851 592 Rev A 41 Dorner Mfg Corp 7400 Series End Drive Conveyors Notes ...

Page 42: ...tion number for reference There will be a return charge on all new undamaged items returned for credit where Dorner was not at fault Dorner is not responsible for return freight on such items Conveyors and conveyor accessories Standard catalog conveyors 30 MPB Series cleated and specialty belt conveyors 50 7400 7600 Series conveyors non returnable items Engineered special products case by case Dri...

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