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Model T28522 (Mfd. Since 09/18)

-25-

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We do our best to stock replacement parts when possible, but we cannot guarantee that all parts shown 
are available for purchase. Call 

(800) 523-4777 or visit www.grizzly.com/parts to check for availability.

Safety labels help reduce the risk of serious injury caused by machine hazards. If any label comes 

off or becomes unreadable, the owner of this machine MUST replace it in the original location 

before resuming operations. For replacements, contact (800) 523-4777 or www.grizzly.com.

Labels & Cosmetics

CRUSHING

HAZARD!

Keep hands and 
fingers away from 
clamping and bending 
blocks while bending.

LACERATION

HAZARD!

Chamfer and deburr 
sharp metal edges 
before bending.

CAUTION

To reduce risk of death 

or serious injury, read 

manual BEFORE using 

machine.
To get a new manual, 

call (800) 523-4777 or 

go to www.grizzly.com.

WARNING!

Specifications

Max. Workpiece Thickness: 20 Ga. (Mild Steel)
Max. Workpiece Width: 24"
Min. Reverse Bend: 3/8"
Max. Pan Depth: 2"
Bending Range: 0˚–135˚
Weight: 84 lbs. 
  

MODEL T28522 

24" PAN & BOX BRAKE

Date

 S/N

Mfd. for Grizzly in China

WARNING!

To reduce risk of serious personal injury when using:

  1.  Read and understand manual before using.
  2.  Always wear approved eye protection and leather gloves.
  3.  Mount machine to stable workbench or stand.
  4.  Chamfer and deburr sharp metal edges before bending.
  5.  Do not exceed rated capacity.
  6.  Do not use breaker bar to gain leverage.
  7.  Do not bend wire or nails.
  8.  Always keep hands and fingers away from clamping/bending  

 block before lowering clamping leaf or raising bending leaf.

  9.  Do not operate under influence of drugs or alcohol, or when tired.
 10.  Prevent unauthorized use by children or untrained users.

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REF PART #

DESCRIPTION

REF PART #

DESCRIPTION

37

PT28522037

READ MANUAL LABEL

41

PT28522041

LACERATION WARNING LABEL

38

PT28522038

CRUSHING WARNING LABEL

42

PT28522042

GRIZZLY DOMED LABEL

39

PT28522039

MACHINE ID LABEL

43

PT28522043

TOUCH-UP PAINT, GRIZZLY GREEN

40

PT28522040

SAFETY GLASSES LABEL

Содержание T28522

Страница 1: ... INC WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC ES19792 PRINTED IN CHINA V1 11 18 MODEL T28522 24 PAN BOX BRAKE OWNER S MANUAL For models manufactured since 09 18 ...

Страница 2: ...ng grinding tool integrity and the usage of personal protective equipment The manufacturer will not be held liable for injury or property damage from negligence improper training machine modifications or misuse Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other repr...

Страница 3: ...leanup 11 Cleaning Fingers 12 Site Considerations 12 Bench Mounting 13 SECTION 3 OPERATIONS 14 Operation Overview 14 Spacing Fingers 15 Aligning Fingers 15 Adjusting Setback 16 Adjusting Clamping Pressure 17 Basic Bending 18 Bending Allowance 18 SECTION 4 ACCESSORIES 19 SECTION 5 MAINTENANCE 21 Schedule 21 Cleaning Protecting 21 Lubrication 21 SECTION 6 SERVICE 22 Troubleshooting 22 Aligning Bendi...

Страница 4: ...made every effort to be exact with the instruc tions specifications drawings and photographs in this manual Sometimes we make mistakes but our policy of continuous improvement also means that sometimes the machine you receive is slightly different than shown in the manual If you find this to be the case and the difference between the manual and machine leaves you confused or unsure about something...

Страница 5: ...using machine Become familiar with the names and locations of the controls and features shown below to better understand the instructions in this manual Bending Leaf Clamping Leaf Setback Wheel Clamping Handles Bending Block Clamping Finger 1 of 5 Bending Handles Setback Wheel Clamping Pressure Adjustment Rod 1 of 2 ...

Страница 6: ...d to allow clearance for workpiece D Bending Block Pivots with bending leaf to produce bend in workpiece Figure 1 Controls and components front A B C D F G E Clamping Pressure Adjustment Rod 1 of 2 Move up or down to set clamp ing pressure on workpiece according to workpiece gauge Lock rod in place with jam nuts F Bending Leaf Swivels up to bend workpiece G Bending Handle 1 of 2 Use to raise bend ...

Страница 7: ...on Brake Range 0 135 deg Maximum Width 24 in Maximum Pan Depth 2 in Minimum Reverse Bend 3 8 in Number of Fingers 5 Width of Fingers 1 2 3 8 10 in Capacities Aluminum 16 gauge Half Width 18 gauge Full Width Mild Steel 18 gauge Half Width 20 gauge Full Width Stainless Steel 20 gauge Half Width 22 gauge Full Width Construction Fingers Precision Ground Steel Hardened Edge Base Steel Bending Leaf Stee...

Страница 8: ...id proof DANGEROUS ENVIRONMENTS Do not use machinery in areas that are wet cluttered or have poor lighting Operating machinery in these areas greatly increases the risk of accidents and injury MENTAL ALERTNESS REQUIRED Full mental alertness is required for safe operation of machin ery Never operate under the influence of drugs or alcohol when tired or when distracted For Your Own Safety Read Instr...

Страница 9: ... moving parts or flying debris Make sure they are properly installed undamaged and working correctly BEFORE operating machine FORCING MACHINERY Do not force machine It will do the job safer and better at the rate for which it was designed NEVER STAND ON MACHINE Serious injury may occur if machine is tipped or if the cutting tool is unintentionally contacted STABLE MACHINE Unexpected movement dur i...

Страница 10: ...ring use Inspect the brake for cracked compo nents damaged linkage levers or loose fasten ers Correct any problems before use LEAVING UNATTENDED To reduce the risk of crushing or amputation injuries with children or visitors lower the clamping leaf and lock the foot pedal down when not in use Fingers can be broken or severely pinched if caught between clamping fingers and bending blocks during ope...

Страница 11: ... any issues between Grizzly or the shipping agent You MUST have the original pack aging to file a freight claim It is also extremely helpful if you need to return your machine later Unpacking SUFFOCATION HAZARD Keep children and pets away from plastic bags or packing materials shipped with this machine This machine presents serious injury hazards to untrained users Read through this entire manu al...

Страница 12: ... 10 Model T28522 Mfd Since 09 18 Hardware Recognition Chart USE THIS CHART TO MATCH UP HARDWARE DURING THE INVENTORY AND ASSEMBLY PROCESS 5mm 5mm Flat Head Cap Screw ...

Страница 13: ...s now will give you a better appreciation for the proper care of your machine s unpainted surfaces There are many ways to remove this rust preven tative but the following steps work well in a wide variety of situations Always follow the manufac turer s instructions with any cleaning product you use and make sure you work in a well ventilated area to minimize exposure to toxic fumes Before cleaning...

Страница 14: ...s applied only to the visible surfaces of the clamping fingers see Figure 5 some may have worked in between and underneath them We recommend you remove all clamping fingers and thoroughly clean them To remove the clamping fingers move clamping handles see Figure 5 toward back of machine to raise the clamping leaf then loosen the cap screws and remove the clamping fingers and toe clamps see Figure ...

Страница 15: ... during operation and causing accidental injury or damage The strongest mounting option is a Through Mount see example below where holes are drilled all the way through the workbench and hex bolts washers and hex nuts are used to secure the machine in place Machine Base Workbench Hex Bolt Flat Washer Flat Washer Lock Washer Hex Nut Figure 8 Through Mount setup Number of Mounting Holes 4 Diameter o...

Страница 16: ...ger spacing 3 Adjusts clamping pressure for workpiece thickness 4 Correctly adjusts setback 5 Puts on safety glasses leather boots and leather gloves 6 Properly positions workpiece underneath clamping fingers and lowers clamping leaf to secure workpiece 7 With body square to brake and using both hands raises bending leaf to form correct bend angle 8 Lowers bending leaf and removes workpiece If you...

Страница 17: ... more of the fingers so that you can space the others to match the inside width of your pan or box Spacing Fingers Figure 10 Example of finger spacing Item s Needed Qty Hex Wrench 8mm 1 To space clamping fingers 1 Loosen cap screws from each finger you need to remove 2 Remove fingers and toe clamps from clamp ing leaf as shown in Figure 10 and set them aside Note You may need to mix and match fing...

Страница 18: ... 11 2 x A Bending Leaf Setback Distance Finger 4 Rotate both setback wheels until desired set back distance is achieved Note Setback wheels are eccentric Turning them one full turn will bring clamping leaf back to its original position Tip If you find it hard to turn setback wheels with your fingers insert a hex wrench into the holes on edges of wheels to gain leverage 5 Lower clamping fingers ont...

Страница 19: ...ed from left end of brake posi tion then clamping pressure is suitable for workpiece Proceed to Step 4 If clamping handles are not at 10 o clock viewed from right end of brake and 2 o clock viewed from left end of brake posi tion then clamping pressure is not suitable for workpiece Proceed to Step 2 2 Loosen adjustment nuts see Figure 14 and turn both sets up or down until clamping handles are in ...

Страница 20: ... This is called bend allowance Subtract bend allowance from the sum of the workpiece outside dimensions to obtain the over all length and width of the blank needed to make a particular part Exact allowances can only be obtained by trial due to differences in sheet metal hardness whether the bend is with or across the grain and difficulties in making an exact bend radius Bend allowances accurate en...

Страница 21: ...ng unpainted cast iron steel parts on machinery Recommended Metal Protectants G5562 SLIPIT 1 Qt Gel G5563 SLIPIT 12 Oz Spray G2870 Boeshield T 9 4 Oz Spray G2871 Boeshield T 9 12 Oz Spray H3788 G96 Gun Treatment 12 Oz Spray H3789 G96 Gun Treatment 4 5 Oz Spray Figure Recommended products for protecting unpainted cast iron steel part on machinery recommended metal protectants T23692 Orange Power De...

Страница 22: ... design allows liquid to drain through so it s perfect for wet or oily conditions Measures 3 wide x 5 long x 3 8 thick Figure Model T10456 Anti Fatigue Mat Figure 19 T10456 Anti Fatigue Mat H5503 Electric Sheet Metal Shear Motor 1 2 HP 110V 2500 RPM 3 8 Amp Swivel head adjust 360 Variable speed 0 2500 RPM Cuts up to 14 gauge in mild steel and 18 gauge in stainless at up to 150 in min Weighs 5 lbs ...

Страница 23: ...ry and proper machine operation if you ever observe any of the items below shut down the machine immediately and fix the problem before continuing operations Loose mounting bolts Worn or damaged clamping fingers Any other unsafe condition Daily Maintenance Lubricate clamping leaf pivots Lubricate bending leaf pivots Weekly Maintenance Lubricate clamping leaf guide pin slots Figure 23 Lubrication p...

Страница 24: ...s 1 Machine capacities are exceeded 2 Not enough setback 1 Use sheet metal gauge thickness size within machine capacities Page 5 2 Properly calculate and adjust setback Page 16 Bend radius not consistent along workpiece 1 Clamping fingers not parallel with clamping surface and bending block 2 Bending block not flush with bending leaf 3 Too much setback 1 Properly align clamping fingers Page 15 2 P...

Страница 25: ...pen End Wrench 17mm 1 To align bending block 1 Look closely along tops of the bending block and bending leaf see Figure 24 to deter mine if they are out of alignment Figure 24 Location of hex bolts for aligning bending block 3 Align bending block flush with bending leaf and then tighten hex bolts Top of Bending Leaf Top of Bending Block Hex Bolt 1 of 4 2 Loosen 4 hex bolts see Figure 24 that secur...

Страница 26: ...6 PT28522006 SHAFT SLEEVE 25 PT28522025 BENDING BLOCK 7 PT28522007 SWIVEL ROD M10 1 5 LEFT 26 PT28522026 HEX BOLT M10 1 5 X 16 8 PT28522008 SWIVEL ROD M10 1 5 RIGHT 27 PT28522027 FLAT WASHER 10MM 9 PT28522009 FLAT WASHER 12MM 28 PT28522028 CAP SCREW M6 1 X 16 10 PT28522010 CAP SCREW M6 1 X 18 29 PT28522029 CLAMPING FINGER 1 11 PT28522011 CLAMPING LEAF 30 PT28522030 CLAMPING FINGER 2 12 PT28522012 ...

Страница 27: ...tions Max Workpiece Thickness 20 Ga Mild Steel Max Workpiece Width 24 Min Reverse Bend 3 8 Max Pan Depth 2 Bending Range 0 135 Weight 84 lbs MODEL T28522 24 PAN BOX BRAKE Date S N Mfd for Grizzly in China WARNING To reduce risk of serious personal injury when using 1 Read and understand manual before using 2 Always wear approved eye protection and leather gloves 3 Mount machine to stable workbench...

Страница 28: ......

Страница 29: ... metalworker ____ 0 2 Years ____ 2 8 Years ____ 8 20 Years ____20 Years 6 How many of your machines or tools are Grizzly ____ 0 2 ____ 3 5 ____ 6 9 ____10 7 Do you think your machine represents a good value _____Yes _____No 8 Would you recommend Grizzly Industrial to a friend _____Yes _____No 9 Would you allow us to use your name as a reference for Grizzly customers in your area Note We never use ...

Страница 30: ...D LINE FOLD ALONG DOTTED LINE GRIZZLY INDUSTRIAL INC P O BOX 2069 BELLINGHAM WA 98227 2069 Place Stamp Here Name_______________________________ Street_______________________________ City______________State______Zip______ Send a Grizzly Catalog to a friend ...

Страница 31: ... shall be tried in the State of Washington County of Whatcom We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our products To take advantage of this warranty contact us by mail or phone and give us all the details We will then issue you a Return Number which must be clearly posted on the o...

Страница 32: ......

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