TM 9-1240-401-34&P
4-17. COUNTER BOX ASSEMBLY (KNOB) MAINTENANCE INSTRUCTIONS - continued
b. Repair
I
1
Remove corrosion, grease, and dirt from all parts.
Refer to TM 9-254 for cleaning instructions.
2
Visually inspect for missing or damaged parts.
3
Repair or replace parts in accordance with author-
ized parts listed in appendix D.
c. Assembly
I
1 Install shouldered shaft (10) in correction knob (5).
2 Install collar (9) on shouldered shaft (10) and se-
cure with headless straight pin (8).
3 Install correction knob (5) and secure with head-
less straight pin (4).
4 Install plug (7) and setscrew (6).
5 Apply oil to flat washer (3) and install in elevation
handwheel (2).
6 Aline hole in elevation handwheel (2) with hole in
shaft (11) and install tapered pin (1).
4-30