Case IH DX21 - Page 29

28
SECTION 55 - ELECTRICAL SYSTEM
BOOK 4 - 87055747
Chapter 1 - Electrical System (Continued)
CONTENTS
Section Description Page
Safety Controller 37..........................................................
Glow Plug Indicator Light 38..................................................
Testing 38...............................................................
Fuel Shut Off Solenoid (Safe Operation) 39.....................................
Testing 40...............................................................
Safety Start Circuit (Safety Controller) 41.......................................
Testing 41...............................................................
Parking Brake Indicator Light (Safety Controller) 43..............................
Testing 43...............................................................
Rear PTO Indicator Light (Safety Controller) 44..................................
Testing 44...............................................................
Diodes 45..................................................................
Testing 45...............................................................
Cruise Control Magnet (HST Models) 46........................................
Testing 47...............................................................
HST Speed Control (Cruise Control) Switch (HST Models Only) 47.................
Testing 48...............................................................
Glow Plugs 49..............................................................
Testing 49...............................................................
55 414 Engine Sensors 50..........................................................
55 404 Fuel Shutoff Solenoid 52......................................................
Testing 52...............................................................
Head Lamp 53..............................................................
Flasher Warning Light 54.....................................................
Rear Work Light (Optional) 55.................................................
Electrical Wiring Diagram 56..................................................
Starting Circuit (Operator Present) HST Transmission 58..........................
Starting Circuit (Operator Present) Gear Transmission 62.........................
Starting Circuit (No Operator Present) HST Transmission 66.......................
Starting Circuit (No Operator Present) Gear Transmission 70......................
Safe Operation Circuit (Operator Present) All Transmissions 74....................
Safe Operation Circuit (Operator Not Present) HST Transmission PTO(s)
Not Engaged 78.............................................................