03/12/2013
Z.R. Tool Inc. (905) 836-0590 - Strapping Machinery, Tools & Parts
www.zrtool.com/html/MS25Manual.htm
3/8
ADJUSTMENTS
TO ADJUST SEALING DEPTH
Loosen nut (position 33), adjust hexagon socket set screw (position 46) with a hexagon
key, turn counterclockwise to increase sealing depth, or turn clockwise to decrease sealing
depth, re-tigthen nut.
TO ADJUST CLEARANCE BETWEEN THE FEEDWHEEL (POSITION 5) AND GRIPPER
(POSTION 27)
The clearance between the feedwheel and the gripper should be .012" (.31 mm). If the
clearance is more or less than this, it must be adjusted.
To reduce the clearance: loosen nut (position 33A), turn hexagon socket set screw
(position 32) counterclockwise with a ball hexagon key, re-tighten nut.
To increase the clearance: loosen nut (position 33A), turn hexagon socket set screw
(position 32) clockwise with a ball hexagon key, re-tighten nut.
REPLACEMENT OF PARTS
*Please Note: If you are not familiar with the following replacement procedures, please
contact your authorized
dealer for a demonstration or for service.
To Replace The Feedwheel (Position 5)
1. Remove external retaining ring (position 3).
2. Remove tensioning assembly (consisting of tension lever (position 11) and feedwheel
shaft (position 2)).
3. Install new feedwheel with the "O" marking facing the strap guide (position 4), re-
install tensioning assembly observing the key way position during assembly.
4. Re-position strap guide onto the protruding feedwheel shaft.
5. Re-install external retaining ring.
To Replace The Gripper (Position 27)
Note: The gripper is held in a non-adjustable position with spring tension pin (position 28).
1. To remove gripper, use drift pin matching the dimension of the spring tension pin
(position 28) and drive the tension pin into the tool base, until the gripper comes loose
from it's position.
2. Lift feedwheel lever (position 7) to access gripper.
3. Clean cavity area and add one drop of a thin grade of oil in the cavity.
4. To install new gripper, place the gripper into the cavity of the tool base. Re-install the
spring tension pin and drive it into the hole of the tool base, until it is flush with the
tool base.
To Replace The Knife (Position 17)
1. Remove housing cover (position 52), by removing 4 hexagon socket shoulder screws
(position 50).
2. With pliers pull knife from slot on die and knife block (position 13).
3. Install new knife observing spring tension pin (position 18) aligns with same slot on die
and knife block.
4. Make sure area is clean and well greased.
5. Re-install housing cover, then re-install hexagon socket shoulder screws with a drop of
Loctite* No. 222 on the thread of each screw.
To Replace The Punch (Position 26)
1. Remove 2 cheese head machine screws (position 24) located on the underside of the
tool base.
2. Remove punch, clean area, replace with new punch, then re-install cheese head
