Assembly Instructions
Bimba Manufacturing Company
Monee, IL 60449-0068
Telephone: 708.534.8544
Fax: 708.235.2014
Email: [email protected]
www.bimba.com
Form: BMS-1003
rev. 1: EC-37790
T
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Double-Wall
®
Air Cylinder
General Repair Instructions
K-B- , K-D- , K-P-M-
Disassembly
1) Remove 4 plate screws, retaining plate, rod wiper bushing assembly, plastic spacer, and rod seal from the front
of the cylinder.
2) Using a screw driver, remove the front retaining ring and discard.
3) Pull rod out of assembly. This will also remove the rod guide and possibly the inner body.
4) For DWD versions; repeat steps 1-2 on the rear of the cylinder.
5) Using a screw driver, remove the rear retaining ring and discard.
6) Remove rear head. If the inner body was not removed in step 3, it will be removed now.
7) Remove O-rings from the rod guide(s) and/or rear head and discard.
8) Remove wave spring(s) from rod guide(s) and discard.
9) Remove piston seal(s), piston wear strip, and magnet (M options only) from the piston and discard.
Repair
1) Install piston seal(s) after they are lightly lubed, piston wear strip, and magnet (M options only) onto the piston.
2) Install wave spring(s) onto rod guide(s).
3) Install O-rings onto the rod guide(s) and/or rear head.
4) Install the rear head (or rear rod guide) into rear end of outer body with the body hole and port threads inline.
5) Install a new retaining ring back into the rear groove in the outer body.
6) Install the rod guide onto the inner body.
7) Insert the piston and rod assembly approximately midway into the inner body with the rod sticking through
the rod guide.
8) Insert the rod guide and sub-assembly into the front of outer body with the body hole and port threads inline.
9) Press in rod guide to compress the wave spring, then install a new retaining ring back into the front groove in
the outer body.
10) Install rod seal, rod wiper bushing assembly, plastic spacer, and retaining plate back onto front of cylinder.
11) Install 4 plate screws to finish the re-build.
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