Alpha Technologies AlphaGen PN-6x-T 7.5kW 48VDC - Installation and Operation Manual User Manual
Page 5

745-020-B0-003, Rev. C
5
Table of Contents, continued
4.8
ECM DIP Switch and Fuse Confi guration ...................................................... 47
4.9
ECM Interface Block Diagram and Connectors ............................................. 49
4.10 ECM Input Voltage and Line Sense Confi gurations ....................................... 50
4.11 ECM
Self-test
................................................................................................. 51
4.12 Maintenance Functions ................................................................................. 52
5.0
Turn-up and Test ..................................................................................................... 53
5.1
Appearance and Condition of Components ................................................... 55
5.2 System
Preparation
....................................................................................... 55
5.3
Performing a Local APU Test ......................................................................... 56
5.4
Generator System Sensor Verifi cation ........................................................... 56
5.4.1 Enclosure
Alarm
Verifi cation ............................................................... 58
5.4.2 AC and DC Line Sense Verifi cation .................................................... 57
6.0 Operation
................................................................................................................. 58
6.1
Normal Operating Condition .......................................................................... 58
6.1.1 AC Line Fail ......................................................................................... 58
6.1.2 Low DC Bus Level............................................................................... 58
6.2
Ignition Battery Charger Overview ................................................................. 59
7.0 Maintenance
............................................................................................................ 60
7.1 Servicing
the
APU
.......................................................................................... 61
7.2 Filter
Cleaning
................................................................................................ 62
7.3
Pad Shear Magnetic Switch Replacement..................................................... 63
7.4
Replacing Gas Hazard Sensor ...................................................................... 64
7.5
Replacing Ignition Battery Charger Module Assembly ................................... 65
7.6
Replacing Engine Control Module ................................................................ 66
7.7
Fuel Conversion – Natural Gas to LP ............................................................ 67
7.7.1 Pre-regulator Removal with Low Pressure Switch Installation ............ 67
7.7.2 Switching the LP Port to the NG Port .................................................. 68
7.8
Gas Solenoid Replacement Procedure.......................................................... 69
7.9
Maxitrol Pre-regulator Calibration .................................................................. 70
8.0 Interconnection
....................................................................................................... 74
8.1
Gas Hazard Alarm Interface Connector ......................................................... 74
8.2
Low Fuel Pressure Interface Connector ........................................................ 74
8.3
Gas Solenoid Interface Connector ................................................................ 75
8.4
48V Charger Module Control Interface Connector......................................... 75
8.5
ECM Enclosure Alarm Interface Connector ................................................... 76
8.6
Inverter Battery DC Sense Interface Connector ............................................ 76
8.7
48VDC Charger Control Interface Connector ................................................ 77
8.8
ECM AC Line Sense 120/240V Interface ....................................................... 77
8.9
ECM APU Control Interface ........................................................................... 78
8.10 ECM Alarm Interface & Communications ...................................................... 78