JLG M450 ANSI Service Manual - Manual (Page 175)

SECTION 5 - HYDRAULICS
3121127 – JLG Lift – 5-23
GAUGE PORT
STEER RELIEF
MAIN RELIEF
SHUTTLE
CARTRIDGE
HYDRAULIC
FILTER
CHECK
CARTRIDGE
BRAKE RELEASE
CARTRIDGE
STEER
CARTRIDGE
PROPORTIONAL
(FLOW CONTROL)
CARTRIDGE
PRESSURE
SWITCH
Figure 5-25. Brake/Steer Valve Components