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Palmgren Operating Manual & Parts List                                                                                    9661052, 9661103, 9661202, 9661303, 9661402 & 9661501

DESCRIPTION 

Palmgren Arbor Presses are designed for riveting, squeezing, bending, 
punching, flattening, removing a bearing or pressing in bearings. 
Removable, rotating, machined anvil has 4-slots to provide 
convenient support for workpieces that vary in size and shape. 
Presses are suited for work in production lines as well as in machine 
shops, automotive repair shops and home workshops. Model 
9661052 is a 0.5-ton press, 9661103 is a 1-ton press, 9661202 is a 2-ton 
press, 9661303 is a 3-ton press, 9661402 is a 4-ton press and 9661501 
is a 5-ton press. 

SAFETY RULES 

    For best operation, the arbor press must be bolted to a stationary 

object that is also affixed to the floor. 

    When using the press, be sure the work is mounted securely in it. 

Do not attempt to use the press with the workpiece mounted on 
an angle. 

    Use only accessories designed for the arbor press. Attachments 

and equipment used in the pressing operation must be as strong 
as the press. Use steel collars and blocks to press against the 
workpiece. 

    Do not overload the press by using handle extensions (cheater 

bars). 

    When not in use, the ram should be in the down position to 

prevent accidents. 

    Know the arbor press and accessories. Read and understand 

owner’s manual. 

    Wear a face shield or safety glasses. 

    Never place hands in jeopardy. 

    Always check your set up, i.e., see that the ram contacts 

workpiece squarely before applying pressure. 

    Keep your mind on your work. Be alert. 

    Make sure workpiece, punch, anvil and accessories are securely 

clamped. 

    Don’t force the arbor press or its accessories.  

ASSEMBLY 

Refer to Figure 2. 

    Mount arbor press to bench or stand. Secure arbor press using 

two mounting holes on the body (hardware is not supplied). 

    The 0.5, 1 and 2-Ton presses are completely assembled. The 

handle needs to be installed on the 3, 4 and 5-Ton presses.  

      To install handle: Remove cap and bolt from handle (Ref. Nos. 12, 

13 and 10). Insert handle into pinion (Ref. No. 9) and replace cap 
and bolt. Secure handle in position with knob (Ref. No. 11). 

    To use with a punch: Remove pinion retaining ring and set screw 

(Ref. Nos. 7 and 14) from pinion. Remove pinion from the body. 
Remove ram (Ref. No. 8), mount ram upside down so the punch 
hole is facing down. Replace pinion, pinion retaining ring and set 
screw. Insert the punch best suited to the job. Magnet inside ram 
will secure punch in position. Set screws (Ref. No. 4) will ease or 
restrict the ram action. Adjust to your requirements. 

MAINTENANCE 

    Oil the pinion periodically through the oil fitting, and grease the 

ram rack whenever necessary. Keep a light film of oil on machined 
surface to prevent rust. Keep work area clean. Clean the arbor 
press of dirt and debris after every use. 

    If the ram is loose and drops by itself, loosen hex nuts and tighten 

screws (Ref. Nos. 5 and 4) for adjustment. All screws should be 
tightened with the same amount of pressure. Secure set screws 
by tightening nuts. 

Base Length 
Base Width 
Height 
Max. Work Height 
Swing 
Anvil Diameter 
Ram Dimension 
Ram Punch Hole

0.5-Ton 

9661052 

8.0" 

4" 

8" 

4" 

6.5" 

3.25" 

3/4" × 3/4" 

3/8" 

1-Ton 

9661103 

9.65“ 

5" 

10" 

5" 

8" 

4.25" 

7/8" × 7/8" 

3/8" 

2-Ton 

9661202 

14" 

7" 

12" 

6.5" 

10" 

6.5" 

1" × 1" 

1/2" 

3-Ton 

9661303 

16" 

7.5" 

18" 

11" 

11.50” 

6.5" 

1.25" × 1.25" 

1/2" 

4-Ton 

9661402 

20" 

10" 

24" 

14" 

16.5" 

10" 

1.5“ × 1.5” 

1/2"

5-Ton 

9661501 

24.5" 

11" 

31" 

17.5" 

18.50” 

10.5" 

2" × 2" 

1/2" 

2B 

R × R

Model Size 
Model Number

Dimension Specifications

A

W

L

B

D

H

R

Figure 1  - Dimensions

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