Figure 3-1. M43 detector unit employing a BA3517/U battery.

TM 3-6665-225-12

Figure 3-1. M43 detector unit employing a BA3517/U battery.

BATTERY TEST knob (6, fig. 2-1) to check that

minimum as indicated on M 43 detector unit meter

output voltage of M10 power supply is 24 volts

(1).

minimum as indicated on M43 detector unit meter

(9) Place M10 power supply power switch (3,

(1).

fig. 2-2) to the proper input voltage position.

(7) Position M10 power supply power switch

(10) Rotate annunciator (8) fully clockwise

(3, fig. 2-2) to OFF.

and fully counterclockwise to reset it.

(8) Press M43 detector unit HORN VOL-

(11) Perform startup and operation proce-

BATTERY TEST knob (6, fig. 2-1) to check that

dures (2-9).

output voltage of standby battery is 24 volts

3-2