4 — MAINTENANCE
4-29
BASKET CONTROL VALVE BANK
2
5
6
7
8
FROM
GROUND
CONTROL
VALVE
BANK
4
3
2755 PSI
1
EMERGENCY
HAND PUMP
UPPER
BOOM LIFT
CYLINDER
LOWER
BOOM LIFT
CYLINDER
JIB
BOOM LIFT
CYLINDER
BASKET
SLEW
CYLINDER
CHECK
VALVE
Figure 4-19. Hydraulic Diagram, Gas Model, Sheet 2 of 2