TM 5-5420-202-204
SMOKE GRENADE LAUNCHER FUNCTIONAL CHECK (Sheet 2 of 3)
Set multimeter to 0-50 VDC scale.
3.
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,
Press and hold FIRE SMOKE LEFT
4.
pushbutton switch (J).
At left side discharger (G), check
5*
that vehicle voltage (24 6 VDC)
is present at barrels 3, 4, 6 and is
not present at barrels 1 , 2, 5.
Press and hold FIRE SMOKE RIGHT
6.
pushbutton switch (K).
At left side discharger (G), check
7.
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