TROUBLESHOOTING 777 SERVICE MANUAL
10-40 Published 10-01-2012, Control # 045-08
Test 10 (Continued)
SWING MOTOR
Port Designation Port Description Gauge (psi) O-Ring Fitting
A and B Main system pressure N/A 1 inch code 62 port flange
M1 Gauge port for Port A 10,000 SAE 6
M2 Gauge port for Port B 10,000 SAE 6
M3 Servo pressure (minimum angle) 10,000 SAE 6
M4 Servo pressure (maximum angle) 10,000 SAE 6
M5 and M9 Servo supply pressure 10,000; Tee into control pressure line SAE 6
M6 Motor charge pressure 600 SAE 6
M7 and M8 Control pressure 600 SAE 6
L1 and L2 Case pressure 600 SAE 12
X1 External PCP supply pressure 1,000 SAE 6
2
AA 310
Charge Pressure Gauge Port
FIGURE 10-14
AA 311
Case Outlet 1
System Pressure
Gauge Port 2
System Pressure
Gauge Port 3
FIGURE 10-15