TM-5-5420-202-20-4

M60A1 CHASSIS, TRANSPORTING; FOR BRIDGE, ARMORED-VEHICLE-LAUNCHED; SCISSORING TYPE, CLASS 60

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL; VOLUME 4 OF 4

OCTOBER 1985

TM-5-5420-202-20-4 - Page 315 of 534

TM 5-5420-202-204

SMOKE

GRENADE LAUNCHER FUNCTIONAL

CHECK (Sheet 2 of 3)

3.

Set

multimeter to 0-50 VDC scale.

NOTE

During following checks, hold

multimeter negative test probe

to ground (vehicle or discharger)

and touch positive test probe to

tip of plug (F) at bottom center

of each discharger (G, H) barrel.

CAUTION

Do not short circuit multimeter

probe from barrel contact to

ground. Arcing will result,

4.

Press and hold FIRE SMOKE LEFT

pushbutton switch (J).

5*

At left side discharger (G), check

that vehicle voltage (24 ± 6 VDC)

is present at barrels 3, 4, 6 and is

not present at barrels 1 , 2, 5.

6.

Press and hold FIRE SMOKE RIGHT

pushbutton switch (K).

7.

At left side discharger (G), check

that vehicle voltage (24 ± 6 VDC)

is present at barrels 1, 2, 5 and is

not present at barrels 3, 4, 6.

Go on to Sheet 3

TA248806

22-31