FIGURE 3-5. RADIACMETER (SINGLE BATTERY TYPE) WIRING DIAGRAM

TM 11-6665-232-40

as a single unit), a lamp, a metal battery/lamp clip

instrument light assembly does not make

ring and a molded plastic cover over the battery/lamp

it necessary to recalibrate the radiacmeter.

compartment. This cover is supplied with a rubber

e. Two types of instrument lights are used. The

gasket, metal clamping plate, and two knurled finger

earlier type (fig. 3-1), consists of a plastic hood and

screws to provide a watertight seal for the

battery/lamp compartment (molded as a single unit),

battery/lamp compartment. The switch pushbutton

a lamp, a metal battery/lamp clip, ring, and a plastic

to operate the light is covered with a waterproof

cover with a metal lamp switch and white plastic

rubber boot. This style of instrument light is

switch button. This type is not waterproofed. The

waterproofed.

later type of instrument light (fig. 3-4) consists of a

plastic hood and battery/lamp compartment (molded

3-9

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