TM-5-5420-202-10

LAUNCHER, M48A5 TANK CHASSIS

OPERATOR'S MANUAL

DECEMBER 2009

TM-5-5420-202-10 - Page 154 of 535

TM 5-5420-202-10

0020

NOTE

Perform steps 25 through 30 if couplings will not lock.

25.Open both valves (Figure 10, Item 1) on scissors cylinder (Figure 10, Item 5) to relieve pressure.

26.Pull up and hold release handles (Figure 10, Item 2).

27.Connect couplings (Figure 10, Item 4) on tongue side and couplings (Figure 10, Item 3) on bridge side.

28.Release handles (Figure 10, Item 2) and push coupling (Figure 10, Item 3) on bridge side into coupling (Figure

10, Item 4) on tongue side until couplings retract.

29.Visually check couplings on tongue side (Figure 10, Item 4) and couplings (Figure 10, Item 3) on bridge

side to ensure they are fully connected.

30.Close both valves (Figure 10, Item 1) on scissors cylinder (Figure 10, Item 5).

31.Remove radio antenna. Refer to WP 0024.

32.Close and latch operator’s cupola cover. Refer to WP 0005.

Figure 10.

Lock Couplings.

0020-7

RETRIEVING BRIDGE - CONTINUED