TM-5-5420-202-10

LAUNCHER, M48A5 TANK CHASSIS

OPERATOR'S MANUAL

DECEMBER 2009

TM-5-5420-202-10 - Page 151 of 535

0020

TM 5-5420-202-10

6. Remove cap assembly (Figure 4, Item 3) from coupling (Figure 4, Item 2) on bridge side. Remove cap

assembly (Figure 4, Item 4) from coupling (Figure 4, Item 1) on tongue side.

Figure 4.

Cap Assemblies.

7. Start engine (WP 0015) and move vehicle in line with bridge.

8. Move transmission shift lever (Figure 5, Item 2) to N (Neutral).

NOTE

A snap can be felt when clutch is properly engaged.

9. On non-hydraulic electrical upgrade (non-HEU) vehicles, pull up hydraulic clutch pump lever (Figure 5, Item 3).

For vehicles with hydraulic electrical upgrade (HEU), move hydraulic pump ball valve (Figure 5, Item 4)

to LAUNCH.

10.Press accelerator pedal (Figure 5, Item 1) until engine is running at 1,800 RPM.

11. Pull up accelerator locking lever (Figure 5, Item 5).

Figure 5.

Crew Compartment.

12.Pull up overhead lever (Figure 6, Item 5) until outrigger (Figure 6, Item 4) is almost touching ground.

13.Pull up tongue lever (Figure 6, Item 1) until tongue (Figure 6, Item 2) is aligned with bridge diaphragm

(Figure 6, Item 3).

0020-4

RETRIEVING BRIDGE - CONTINUED