TM 5-6675-325-14
5-10.2 Replace Teflon Guide Washer.
MOS: 81Q, Terrain Analyst
TOOLS: 3/16 in. Flat Tip Screwdriver
Steel Knife
3/32 in. Hex Head Key Wrench
SUPPLIES:
Teflon Guide Washer
General Purpose Glue (Item 3, Appendix E)
Technical Acetone (Item 1, Appendix E)
Cheesecloth (Item 8, Appendix E)
Hold tracer arm with one hand before removing lens tracing assembly.
Tracer arm will fall and damage planimeter.
a.
Remove lens tracing assembly from planimeter tracer arm by loosening
setscrew on top.
Slide lens tracing assembly off tracer arm.
b. Turn lens tracing assembly over. Pry up teflon guide washer.
c.
Scrape off glue and pieces of washer from base of lens tracing assembly.
d. Apply small amount of general purpose glue to bottom of new teflon guide
washer.
e.
Press new teflon guide washer into place. Remove excess glue with
technical acetone and soft cloth.
f. Check to be sure teflon washer guide is level and is flat on surface.
g.
Slide lens tracing assembly on tracer arm. Secure by tightening
setscrew on top.
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