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B E N D I N g

ParTS liST — Model 1521 Hand Pump

  ITEM # 

PART # 

QTY 

DESCRIPTION

 

1 ............................ 1521-1 .............................1 ...........................................BODY

 

2 ............................ 1521-2 .............................1 ..............................RELEASE ASSEMBLY

 

2a .......................... 1521-2a ............................1 .................................. RELEASE BODY

 

2b .......................... 1521-2b ...........................1 ..........................................SCREW  

 

2c .......................... 1521-1d ...........................1 ...........................................  BALL

 

2d .......................... 1521-2d ...........................1 .................................SPRINg RELEASE

 

2e .......................... 1521-2e ............................1 ................................... BACK uP RINg

 

2f ............................1521-2f ............................1 ..........................................O-RINg  

 

2g .......................... 1521-2g  ..........................1 ..........................................O-RINg

 

2h .......................... 1521-2h ...........................1 ..........................................O-RINg

 

2j ............................1521-2j ............................1 ........................................ROLL PIN  

 

2k .......................... 1521-2k ............................1 ......................................SET SCREW  

 

2m .........................1521-2m ...........................1 ...........................................KNOB 

 

3 ............................ 1521-3  ...........................1 ........................................... FOOT

 

4 ............................ 1521-4 .............................1 ................................ PISTON RETAINER

 

5 ............................ 1521-5 .............................1 .................................. PISTON DOWEL

 

6 ............................ 1521-6 .............................1 .................................... HANDLE LINK

 

7 ............................ 1521-7 .............................1 .........................................HANDLE 

 

8 ............................ 1521-8 .............................1 .........................................SCREEN 

 

9 ............................ 1521-9 .............................1 ................................SCREEN RETAINER 

 

10 .......................... 1521-10  ..........................2 .................................... CHECK VALVE

 

11 .......................... 1521-11 ............................1 ...................................... RESERVOIR 

 

12 .......................... 1521-12 ............................1 .................................... RELIEF VALVE

 

13 .......................... 1521-13 ............................1 ......................................SPRINg PIN 

 

14 .......................... 1521-14 ............................1 ..........................................O-RINg 

 

15 .......................... 1521-15 ............................1 ................................... BACK uP RINg 

 

16 .......................... 1521-16 ............................1 ................................... BACK uP RINg 

 

17 .......................... 1521-17 ............................1 ..........................................O-RINg

 

18 .......................... 1521-18 ............................2 ..................................... HANDLE PIN 

 

19 .......................... 1521-19 ............................1 ..........................................O-RINg 

 

20 .......................... 1521-20 ............................1 ..................................RESERVOIR CAP 

 

21 .......................... 1521-1B ...........................1 ..................................RETAININg CLIP 

 

22 .......................... 1521-1C ...........................1 .......................................FELT VENT 

 

23 .......................... 1521-23 ............................1 ........................................... PLug 

 

24 .......................... 1521-1A ...........................2 ..........................................SCREW 

 

25 .......................... 1521-25 ............................1 ...............................RESERVOIR PISTON 

 

26 .......................... 1521-26 ............................1 ..........................................O-RINg 

 

27 .......................... 1521-27 ............................1 ................................... RuBBER PLug

 

28 .......................... 1521-28 ............................4 ................................. RETAININg RINg

 

29 .......................... 1521-29 ............................1 ........................................ROLL PIN

   REPAIR KIT PART #1521-RPRKIT Contains the following:

 

14 .......................... 1521-14 ............................1 ..........................................O-RINg 

 

15 .......................... 1521-15 ............................1 ................................... BACK uP RINg 

 

16 .......................... 1521-16 ............................1 ................................... BACK uP RINg

 

17 .......................... 1521-17 ............................1 ..........................................O-RINg 

 

19 .......................... 1521-19 ............................1 ..........................................O-RINg 

 

26 .......................... 1521-26 ............................1 ..........................................O-RINg 

 

27 .......................... 1521-27 ............................1 ................................... RuBBER PLug

 

2e .......................... 1521-2e ............................1 ................................... BACK uP RINg

 

2f ............................1521-2f ............................1 ..........................................O-RINg 

 

2g .......................... 1521-2g ...........................1 ..........................................O-RINg 

 

2h .......................... 1521-2h ...........................1 ..........................................O-RINg 

Summary of Contents for 152

Page 1: ...ating Maintenance Safety and Parts Manual This manual is free of charge All personnel who operate or service the Hydraulic Knockout Set should have a copy of this manual and read and understand its contents To request a copy call or write to the address below Read and understand this material before operating the Hydraulic Knockout Set Failure to understand how to safely operate and service this u...

Page 2: ...ATTENTION BE AWARE THIS IS AN IMPORTANT SAFETY INSTRUCTION Read understand and follow these safety instructions Failure to follow these safety instructions may result in injury or death Safety Alert Symbol 2 table of contents Safety Alerts 2 Safety Information 3 4 Specifications 4 Operating Instructions 4 5 Set Ups Diagram 6 Components List 7 Section View Parts List Model 1522 Ram 8 Specifications...

Page 3: ...p after the ram completes the punch Doing so will damage the ram and could cause component failure resulting in serious injury or death If the ram motion stops before the punching process is completed Do NOT continue to operate the pump Release the pump pressure and disassemble the set up and determine the cause before continuing Hydraulic tools create tremendous pressures and hydraulic oil can ea...

Page 4: ...glasses when punching B endin g Important Safety Information continued B endin g continued on next page Specifications Model No 152 and 152PM 154 and 154PM Overall Dimensions 41 8 x 101 2 x 17 3 4 41 8 x 14 x 173 4 Capacity 1 2 to 2 conduit size holes 1 2 thru 4 conduit size holes Weight 25 lbs 54 lbs The model 1521 Hydraulic Hand Pump has a maximum operating pressure of 8 000 PSI Note All models ...

Page 5: ... 4 through 3 punch and die thread the end of the 3 4 draw stud Part 1582 with the shortest thread length into the ram until snug See Figure 1b When using the 1 2 punch and die thread the larger 3 4 end of the 3 8 adapter draw stud Part 1581 directly into the ram until snug See Figure 1a When using the 31 2 and 4 punch and die thread the 11 8 adapter Part 1552 over the 3 4 draw stud Part 1582 until...

Page 6: ...TUD SHORT SPACER 1 2 DIE 1 2 PUNCH 3 8 ADAPTER STUD 3 4 DRAW STUD RAM PUNCH DIE RAM DIE PUNCH 3 4 DRAW STUD 1 1 8 ADAPTER THREADED END 1 2 PUNCH DIE 3 4 3 PUNCH DIE 3 1 2 AND 4 PUNCH DIE MATERIAL MATERIAL MATERIAL 1A SHORTEST THREAD LENGTH SHORTEST THREAD LENGTH 1B 1C FIGURE 1 SPACERS AS NEEDED See SPACER CHART Page 5 3 1 2 4 DIES REST ON RAM SHOULDER MATERIAL SET UPS Exploded View Completed View ...

Page 7: ... Maker Punch 1 1 12 1525 1 2 Die 1 1 1 1 13 1526 3 4 Piece Maker Punch 1 1 14 1527 3 4 Die 1 1 1 1 15 1528 1 Piece Maker Punch 1 1 16 1529 1 Die 1 1 1 1 17 1530 11 4 Piece Maker Punch 1 1 18 1531 11 4 Die 1 1 1 1 19 1532 11 2 Piece Maker Punch 1 1 20 1533 11 2 Die 1 1 1 1 21 1534 2 Piece Maker Punch 1 1 22 1535 2 Die 1 1 1 1 23 1560 1 2 Standard Punch 1 1 24 1561 3 4 Standard Punch 1 1 25 1562 1 S...

Page 8: ...TEM PART QTY DESCRIPTION 1 1522 11 1 Cylinder 2 1522 12 1 Piston 3 1522 2 1 Spring 4 1522 4 1 Cap 5 1522 5 1 Retaining Ring 6 1582 1 3 4 Draw Stud 7 1522 7 1 Back Up Ring 8 1522 8 1 O Ring 9 1522 9 1 O Ring 10 1522 10 1 Back Up Ring 8 Included in Repair Kit Part Number 1522 RPR ...

Page 9: ... center of the reservoir follower and then remove the reservoir follower Check the reservoir follower O ring and the rubber plug for damage or wear and replace as needed 3 Fill the reservoir until the oil level is 3 4 from the top 4 Push the reservoir follower into the reservoir until oil begins to come out of the hole 5 To remove trapped air from the pump turn the release knob clockwise to the cl...

Page 10: ...6 24 SEE EXPLODED VIEW 2 29 5 16 17 2k 2g 13 3 2j ITEM 2 EXPLODED VIEW 2c 2h 2f 2e 2d 26 11 15 14 12 23 19 10 1 9 8 18 28 4 2b 2m 27 25 7 2a 20 22 21 10 Model 1521 Hand pump Exploded View ...

Page 11: ...521 11 1 Reservoir 12 1521 12 1 Relief Valve 13 1521 13 1 Spring Pin 14 1521 14 1 O Ring 15 1521 15 1 Back Up Ring 16 1521 16 1 Back Up Ring 17 1521 17 1 O Ring 18 1521 18 2 Handle Pin 19 1521 19 1 O Ring 20 1521 20 1 Reservoir Cap 21 1521 1B 1 Retaining Clip 22 1521 1C 1 Felt Vent 23 1521 23 1 Plug 24 1521 1A 2 Screw 25 1521 25 1 Reservoir Piston 26 1521 26 1 O Ring 27 1521 27 1 Rubber Plug 28 15...

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