TM-5-5420-202-10

LAUNCHER, M48A5 TANK CHASSIS

OPERATOR'S MANUAL

DECEMBER 2009

TM-5-5420-202-10 - Page 141 of 535

0018

TM 5-5420-202-10

WARNING

• If vehicle is operated with cupola cover open, operator may be hit or decapitated by moving

hatch. During bridge launch and retrieval operations the operator must be inside the vehicle

with the cupola cover closed. Failure to comply may result in personnel injury or death.

• Bridge may shift or fall if a system failure occurs. All personnel must stand clear of the

vehicle during launch and retrieval. Failure to comply may result in personnel injury or death.

NOTE

Hold-down chains are automatically released when operator pushes up overhead cylinder

control lever.

7. Ease up on brake pedal (Figure 3, Item 1) while extending overhead cylinder (Figure 3, Item 4) to allow

vehicle to ride up on outrigger (Figure 3, Item 5).

8. Pull up overhead lever (Figure 3, Item 2) until overhead cylinder (Figure 3, Item 4) is fully extended, and

outrigger (Figure 3, Item 5) is f rmly on ground.

NOTE

Listen for change in sound of hydraulic pump. This indicates that overhead cylinder

(Figure 3, Item 4) is fully extended. If it is not, bridge will shift when lowered until overhead

cylinder bottoms out.

9. Ensure overhead cylinder (Figure 3, Item 4) is fully extended.

10.Press brake pedal (Figure 3, Item 1) and move shift lever (Figure 3, Item 3) to P (Park), engaging parking brake.

Figure 3.

Launching Bridge and Operator’s Controls.

0018-4

LAUNCHING BRIDGE - CONTINUED