TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download

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TM 9–2350–311–20–2 5–16 5–7 SPINDLE ASSEMBLY — CONTINUED a. Removal — Continued NOTE Perform step 8 for M284 cannon assembly containing plunger assembly 11580469. When the plunger assembly is pulled out and locked in position B, the nut and spindle assembly can be removed without the housing and firing group block. the plunger assembly cannot be pulled out easily, a screwdriver or pry tool can be inserted be- tween plunger tip and nut. Applying leverage will free plunger assembly. 8 Move pin (13) located on top of plunger assembly (14), against helical compression spring (15) from position A to position B. NOTE Cartridge extractor is located inside firing group block. 9 Partially withdraw nut (8) by moving cartridge extractor (16) away from nut. Support firing group block (4) and housing (17). Using spanner wrench, remove nut. 8 17 4 16 Position A Position B Position C “Pin” PLUNGER ASSEMBLY 11580469 M284 CANNON CONFIGURATION 15 13 14