TM 10-3930-675-20-2
0127 00-1
BRAKE SYSTEM CHARGING VALVE PRESSURE ADJUSTMENT
0127 00
THIS WORK PACKAGE COVERS
Adjustment: Brake Circuit No. 1, Brake Circuit No. 2
INITIAL SETUP
Tools and Special Tools
Tool kit, general mechanics (Item 31, WP 0204 00)
Materials/Parts
Rag, wiping (Item 22, WP 0203 00)
Personnel Required
Two
References
WP 0164 00
WP 0186 00
Equipment Condition
Parking brake applied (TM 10-3930-675-10)
ADJUSTMENT, BRAKE CIRCUIT NO. 1
1.
Relieve brake system hydraulic pressure by opening evacuation valves, then return valves to CLOSED position (WP
0164 00).
2.
Connect hydraulic pressure test gage to hydraulic test point no. 1 (WP 0186 00).
3.
Start engine (TM 10-3930-675-10).
4.
Test gage indicator will jump to pre-charged accumulator pressure of 1305 psi (90 bar), then slowly increase to system
pressure. If system pressure reaches 2900 psi (200 bar), OPEN evacuation valves (WP 0186 00).