Upright SB60 - Page 48

Section
Troubleshooting
4-4 SB60 Work Platform
Table 4-1 Trouble Shooting Guide - Hydraulic Schematic (continued)
Engine Start and Run Drive Forward Drive Reverse Second speed Drive Steer Right Steer Left Axle Float Brake Release Boom Raise Boom Lower Boom Extend Boom Retract Jib Raise Jib Lower Platform Rotate Turret Rotate Cage Level Emergency down
Rotary Coupling X X X X X X
Slave Cylinder X
Slave Cylinder Overcenter Valves X
Steer LS CV X
Steer Orifice X X
Steer PO Check Lt X
Steer PO Check Rt X
Steer Relief LT X
Steer Relief RT X
Steer Valve X X
Steering Cylinder X X
Suction Screen X X X X
Suction Screen XXX XXXXXXXXX
Swing Hydrostat Valve X
Swing LS CV X
Swing Motor X
Swing Orifice 3.5 GPM X
Swing Overcenter Valve X
Swing Relief X
Swing Shuttle Valve X
Swing Valve X
Battery X
Battery Aux X
Charge Isolator X
Starter Motor X
Alternator X
LPG Shutoff X
LPG Vacuum Switch X
Fuel Pump X
Distributor X
Ignition Coil X
Governor Controller X
Throttle Actuator X
Aux Pump X
Aux Pump Relay X
Level Sensor
Forward Proportional Valve X X
Reverse Proportional Valve X X
Water Temperature Gauge X
Water Temperature Sending Unit X
Oil Pressure Guage X
Oil Pressure Sending Unit X
Hour Meter X
Oil Pressure Switch X
Aux Power Relay Coil X
Aux Power Relay Contacts X
Propane Relay Coil X
Propane Relay Contacts X
Gasoline Relay Coil X
4.1
COMPONENT
FUNCTION