Table of Contents RD 12/RD 12A
wc_br0170797en_002TOC.fm 6
5 Drive System 48
5.1 Checking the Tow Valve ......................................................................49
5.2 Adjusting the Drive Control Cable .......................................................50
5.3 Checking the Drive System Operating Pressure .................................51
5.4 Checking the Drive System Relief Pressure .......................................52
5.5 Checking Drive Motors for Binding ......................................................53
5.6 Checking Oil Flow through the Drive Motors .......................................55
6 Vibration System and Steering 56
6.1 Checking the Engine Speed and Vibration Speed ..............................57
6.2 Troubleshooting a System that Vibrates Poorly ..................................58
6.3 Checking the Vibration Solenoid Valve ...............................................60
6.4 Checking the Vibration Switch .............................................................61
7 Steering System 62
7.1 Checking the Steering System Hydraulic Pressure .............................62
7.2 Troubleshooting the Steering System .................................................63
8 Spray System 64
8.1 Troubleshooting the Spray System .....................................................64
8.2 Checking Power to the Spray Bar Pump .............................................65
8.3 Checking the Pump Timer Module ......................................................66
8.4 Checking the Spray System Switch ....................................................67
9 Disassembly & Assembly 68
9.1 Tools Required for Disassembly/Assembly Procedures .....................68
9.2 Information Regarding Replacement Parts .........................................68
9.3 Information Regarding Reference Numbers ( ) ...................................68
9.4 Information Regarding Threadlocking Compounds .............................68
9.5 Removing the Articulating Joint ...........................................................69
9.6 Installing the Articulating Joint .............................................................70