TM 9-2350-287-20-1
I
2-19. TROUBLESHOOTING CHART (continued).
Ix.
NBC SYSTEM (continued).
(1) NO FAN OPERATION FROM M2A2 AIR PURIFIER
(continued).
I
CONTINUED FROM G
G. 3. Place red lead of multimeter in wire 81
socket and ground black lead.
4. Turn MASTER switch ON (refer to TM 9-
2350-287-10).
5. Check for 24 ± 3 vdc.
6. Turn MASTER switch OFF (refer to TM 9-
2350-287-10).
Is voltage indicated?
I
Repair or replace master relay box (para 7-
21). Verify problem is solved.
4
Check batteries for charge. If batteries are
fully charged, replace wire 81 (para 7-51). If
batteries are not fully charged, recharge
them. Verify problem is solved.
.
END OF TASK
2-372