022-00028AE Operation and Maintenance Manual
Inspection, Maintenance and Adjustment 4-55
BRAKE CHARGE PRESSURE
(S/N 1001 thru
2000)
1.
Attach gauge to port (5, Figure 93).
2.
Adjust brake charge valve cartridge (2,
Figure 99) on brake and pilot supply valve
(1, Figure 99). Relief pressure for brake
charging is 140/120 kg/cm
2
(1,990/1,707
psi).
BRAKE CHARGE PRESSURE
(S/N 1001 thru 2000 Europe Low Noise
Kit)
(S/N 2001
and Up)
1.
Attach gauge to port (5, Figure 92).
2.
Adjust brake charge valve cartridge (2,
Figure 100) on brake and pilot and fan
motor supply valve (1, Figure 100). Relief
pressure for brake charging is 120
±
5 kg/
cm
2
(1,707±70 psi).
SERVICE BRAKE OUTLET PRESSURE
1.
Attach gauge to brake pressure test port
(1, Figure 101) on front axle.
2.
Outlet pressure should be 45
±
3 kg/cm
2
(640
±
43 psi).
PARKING BRAKE RELEASE PRESSURE
1.
Attach pressure gauge to parking brake
port (2, Figure 101).
2.
Parking brake pressure should be 52 - 65
kg/cm
2
(740 - 925 psi).
APO0130L
1
2
3
Figure 99
APO0140L
1
3
2
Figure 100
APO0150L
1
2
Figure 101
