Michco sc8000, Service Manual

Page: 4 / 225

Contents iii Service Manual – SC8000
Component Locations 38
Control Board (Driver Box) Connectors 39
J1 Main Control Board Connectors 39
J2 Main Control Board Connectors 40
J3 Main Control Board Connectors 41
Control Board (Driver Box) Programming Options 42
Foot Pedal Neutral Position and Deadband Adjustment 42
Configuration Display Menu 43
User Options Menu 45
Configuration Menu 49
Operator Presence Control (OPC) 52
Troubleshooting 53
Main Control Board Fault Codes 53
Systems Disabled by Faults 57
Electrical System 59
Functional Description 59
Overview 59
Power Supplies 59
Circuit Description 59
Component Locations 60
K1 Power Relay 60
Circuit Breakers 60
100-amp Fuse F1 61
Troubleshooting 61
Specifications 63
Component Specifications 63
Connector Callout – Relay PCB 63
Input/Output Table 64
Shop Measurements - Driver Box 70
Shop Measurements - Relay PCB 77
Wiring Diagram - 56108185 Rev. A Sheet 1 Kubota LPG Engine 78
Wiring Diagram - 56108185 Rev. A Sheet 2 Kubota Diesel Engine 79
Wiring Diagram Kubota 1.6L LPG Engine 56107659 REV. A 80
Wiring Harness Schematic, Machine - 56108186 REV A Sheet 1 of 2 81
Wiring Harness Schematic, Engine Interface and Kubota Diesel - 56108186 REV A Sheet 2 of 2 82
Engine System, Diesel 83
Functional Description 83
Overview 83
Diesel Engine Starter Circuit Diagram 83
Circuit Description 84
Component Locations 85
Maintenance and Adjustments 86
Engine Oil 86
Engine Coolant 86
Engine Air Filter Maintenance 88
Troubleshooting 88
General Troubleshooting 88
Engine Overheating Problems 88
Loss of Oil Pressure Protection 89
Engine Will Not Crank - Start Inhibit Active 89