TM-3-1040-268-20-P
LAUNCHER, GRENADE, SMOKE: SCREENING, RP, M250
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
MAY 1982
TM-3-1040-268-20-P - Page 23 of 72
TM 3-1040-268-20&P
Step
9. With range switch on Rx1000, zero multimeter. Touch red probe prod on pin B (ground) of
electrical receptacle connector (1). Touch black probe prod first on pin A, then on pin C.
a. If meter reads infinity (
) on OHMS scale, no fault.
b. If meter reads zero (0) on OHMS scale, bad electrical receptacle connector.
Replace electrical receptacle connector. Remove and install (para 2-8c).
2. DISCHARGER ALWAYS FIRES SIX GRENADES.
Step 1.
With range switch on Rx1000, zero multimeter. Touch red probe prod on pin A of electrical
receptacle connector (1). Touch black probe prod on pin C.
a. If meter reads infinity (
) on OHMS scale, no fault.
b. If any other reading, bad electrical receptacle connector.
Replace electrical receptacle connector. Remove and install (para 2-8c).
2-11
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