Figure 4-8. Disassembly of platform assembly.

TM 9-6685-202-14

Figure 4-8. Disassembly of platform assembly.

(6) Remove contact screw (15), hex nuts (16)

f. Platform Assembly. Perform the following steps

and (17), recover contact spring (18), and contact

to disassemble the platform assembly for utilization of

bushing (19) from its mounting on an internal rib of the

authorized replacement parts.

platform to free electrical items which are connected to

solderless wire terminal (20) and insulated wire (21).

(1) If it is necessary to replace either of the

(7) Remove two cable clamps (22) secured to

two levels, remove level cover (1) by removing two

under side of platform by screws (23).

binding head screws (2). Chip out plaster (3) in which

(8) Remove push button switch (24) by

the level is set and remove bubble level (4).

removing binding nut (25).

(2) Remove three leveling screws (5) from

(9) Remove receptacle assembly (26) which

the platform.

is composed of receptacle (A), nut (B), insulator (C), and

(3) Remove calibration cover (6) and

insulator nut (D) from the underside of the platform.

calibration chart (7) by removing four binding head

(10) Do not remove identification plate (27)

machine screws (8).

unless illegible or damaged, to avoid losing identity of

(4) Remove drawer (9), and remove drawer

barometer. If nameplate is to be replaced, remove four

knob (10) secured by binding head machine screw (11).

socket head machine screws (28) attaching it to platform

(5) Remove battery screw (12), slide battery

(29).

case tube (13) out of its place in the base, and remove

battery case plug(14).

4-20