BEAM DRIVE

TM-5-5420-279-10 Dry Support Bridge (DSB) (NSN 5420-01-469-7479) Manual
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TM-5-5420-279-10

7.8 BEAM DRIVE

WARNING

CRUSH HAZARD. UNDER NO CIRCUMSTANCES IS SV10 TO BE MANUALLY OPERATED

OR CLIPPED IN THE OPERATED POSITION DURING OPERATIONS BEING CARRIED OUT

IN BACK-UP MODE. FAILURE TO OBSERVE THIS INSTRUCTION CAN RESULT IN DEATH

OR SERIOUS INJURY TO PERSONNEL.

7.8.1

Out

7.8.1.1

Set and clip only the following solenoids:

SV4 On the launch frame winch control manifold (Figure 7.18)

SV6 On the launch frame pilot manifold (Figure 7.17)

SV7 On the launch frame pilot manifold (Figure 7.17)

SV8 On the launch frame pilot manifold (Figure 7.17)

SV13a On the launch frame winch control manifold (Figure 7.18)

SV14a On the launch frame winch control manifold (Figure 7.18)

SV15a On the launch frame winch control manifold (Figure 7.18)

SV16 On the launch frame pilot manifold (Figure 7.17)

MAKE SURE THAT SV10 IS NOT CLIPPED.

7.8.1.2

Operate the back up mode valve by pulling the lever, which will drive the beam out

(refer to Figure 7.1 for lever actions). At the same time, operate the brake release

valve, which will allow the top winch brake to release, and the top winch to pay rope

off (refer to Figure 7.1 for lever actions).

7.8.1.3

Unclip all solenoids after completion of operation unless required for next operation