TM 10-4630-207-13&P
UNIT MAINTENANCE
WASTE WATER VACUUM TANK TRAILER
NSN 4630-01-513-8155
BRAKES
REPAIR, REPLACE
INITIAL SETUP:
Tools
Personnel Required
Gun, Fluid, Direct Delivery (WP 0053 00, Table 2,
63B Light Vehicle Mechanic (Qty 2)
Item 4)
Tool Kit, General Mechanic's, Automotive (WP
Torque Wrench 90-120-in/lbs (WP 0053 00, Table
2, Item 16)
Torque Wrench 0-100-ft/lbs (WP 0053 00, Table
2, Item 17)
Materials/Parts
Equipment Condition
Rags, Wiping (WP 0091 00, Item 28)
Engine shut off
Ignition key removed
Emergency stop button pushed in
Wheel chocked
REPAIR
To reset a brake breakaway lever, proceed as follows:
1. Loosen but do not remove the bolts (figure 1, item 1) located on each side of the breakaway lever
(figure 1, item 2).
2. Remove the bolts (figure 1, item 1) and lockwashers (figure 1, item 4) located towards the rear of the
trailer.
WARNING
The hydraulic pressure held in the system may cause the lever to snap back
quickly. To avoid serious injuries, do not place hands between the lever and
cylinder cover.
3. Move the two breakaway locks (figure 2, item 1) out of the way and reposition the breakaway lever
(figure 2, item 2) to the ready position (figure 3, item 1).
4. Place the breakaway locks (figure 2, item 1) into their original position, and reinstall the two rear bolts
(figure 1, item 2).
5. Reinstall the two remaining front bolts (figure 1, item 1).
6. Torque all four bolts between 90 to 120 inch-pounds.
0045 00-1
