4-I6. Door Knob Assemblies.
This task covers:
General Safety Instructions
General Mechanics Automotive Tool Kit
SC 5180 -90-CL-N26
Drilling creates metal chips which may enter eyes
and cause serious injury. Eye protection is
Sealer (Item 29 or 30, Appendix D)
Goggles (Item 38, Appendix D)
There are four knob assemblies on inside of shelter door. This procedure is typical for all
Replace. (figure 4-8)
Unscrew knob (1) from retainer (2).
Drill out rivet (3) and remove knob assembly from retainer (2). Drill out rivet (4) and remove retainer
from door. (Refer to paragraph 3-9.a. for rivet removal instructions.)
Anchor tab of knob assembly chain to side rivets on top retainers and bottom rivets on
Position retainer (2) on door and install one rivet (4). (Refer to paragraph 3-9.a. for rivet installation
Screw knob (1) into retainer (2) and into frame of emergency exit.
Position tab (5) of knob assembly chain over second rivet hole in retainer (2) and install rivet (3).