TM 9-1240-401-34&P
c. Assembly
1
Apply sealing compound to flange of cell (5) where
lens (4) will be seated.
2
Observe reference mark and install lens (4) in cell
(5).
Install spacer (3) in cell (5).
3
Observe reference mark and install lens (2) in cell
4
(5).
Apply sealing compound (spot in three places), to
5
threads of threaded ring (1). Using 29/16 and
237/64 inch tubular spanner wrench, install
threaded ring.
6
Clean excess sealing compound from surfaces of
lenses (2 and 4).
3-24. RETICLE CAGE ASSEMBLY MAINTENANCE INSTRUCTIONS (M118A3)
a. Removal b. Disassembly
c. Repair d. Assembly e. Installation
This task covers:
INITIAL SET-UP
Lockwashers (2) (Item 76, appx E)
Tools and Special Tools
Preformed packing (2) (Item 23, appx E)
Spanner wrench, fabricated (fig. C-6, appx C)
References
Tool Kit, Electronic System, Repair, Field Mainte-
TM 9-254
nance (SC5180-95-CL-B29)
M118A3 elbow telescope removed from howitzer
(TM 9-2350-311-10)
Reticle cage and cant corrector subassembly
Grease (Item 7, appx B)
removed from eyepiece and erector lens subas-
Lockwashers (2) (Item 61, appx E)
sembly (ref. para 3-21)
Lockwashers (8) (Item 68, appx E)
