Kohler APM402 Operation page 4

2.7.11 Digital Outputs ......................................................................................................................................... 72
2.7.12 Analog Inputs ........................................................................................................................................... 75
2.7.13 Battery Charger 1 and 2 ........................................................................................................................... 76
2.7.14 Event Log ................................................................................................................................................. 77
2.7.15 Volt Select ................................................................................................................................................ 77
Section 3. Scheduled Maintenance ........................................................................................................................ 79
3.1 Alternator Service ................................................................................................................................................... 79
3.2 Engine Service ....................................................................................................................................................... 79
3.3 Service Schedule ................................................................................................................................................... 80
3.4 Alternator Bearing Service ..................................................................................................................................... 82
3.4.1 20-300 kW Models ................................................................................................................................... 82
3.4.2 300-1000 kW Models with 4M/5M/7M Single-Bearing Alternator ............................................................. 82
3.5 Diesel Fuel Systems............................................................................................................................................... 82
3.5.1 Bleeding Air from Fuel System ................................................................................................................. 82
3.6 Gaseous Fuel Systems .......................................................................................................................................... 83
3.6.1 Gaseous Fuel System Concept (Single Fuel) .......................................................................................... 84
3.6.2 LPG Liquid Withdrawal Fuel System Concept ......................................................................................... 84
3.6.3 Natural Gas and LPG Conversion ............................................................................................................ 85
3.6.4 Fuel System Changeover Kits (Dual Fuel) ............................................................................................... 85
3.6.5 Fuel Conversion Connections .................................................................................................................. 86
3.7 Crankcase Ventilation (CCV) Heater Kit GM78171-KP1 ...................................................................................... 101
3.8 Air Cleaner Restrictor Indicator (if equipped) ....................................................................................................... 101
3.9 Cooling System .................................................................................................................................................... 102
3.9.1 Coolant Level Check .............................................................................................................................. 102
3.9.2 Cooling System Component Inspection ................................................................................................. 102
3.9.3 Procedure to Drain Cooling System ....................................................................................................... 103
3.9.4 Procedure to Flush and Clean Cooling System ..................................................................................... 103
3.9.5 Procedure to Refill Cooling System ....................................................................................................... 103
3.10 Battery .................................................................................................................................................................. 104
3.10.1 Clean the Battery ................................................................................................................................... 106
3.10.2 Electrolyte Level Inspection ................................................................................................................... 106
3.10.3 Specific Gravity Check ........................................................................................................................... 107
3.10.4 Charge Battery ....................................................................................................................................... 108
3.11 Storage Procedure ............................................................................................................................................... 108
3.11.1 Lubrication System ................................................................................................................................ 109
3.11.2 Cooling System ...................................................................................................................................... 109
3.11.3 Diesel Fuel System Storage................................................................................................................... 109
3.11.4 Gaseous Fuel System Storage .............................................................................................................. 109
3.11.5 Exterior................................................................................................................................................... 110
3.11.6 Alternator ............................................................................................................................................... 110
3.11.7 Battery ................................................................................................................................................... 111
Section 4. General Troubleshooting .................................................................................................................... 113
4.1 General Troubleshooting Chart ............................................................................................................................ 114
4.2 Controller Display and Voltage Regulation Troubleshooting Chart ...................................................................... 119
Section 5. Voltage Reconnection ......................................................................................................................... 121
5.1 Introduction .......................................................................................................................................................... 121
5.2 Voltage Reconnection Procedure ......................................................................................................................... 122
5.3 Voltage Reconnection Procedure ......................................................................................................................... 123
4 TP-6694 9/20