Alpha Technologies AlphaGen 5.0kW Auxiliary Power Unit - Manual (Page 4)

Preface
4
031-132-B0-001 Rev. A TM ©2000
5.0kW
Auxiliary Power Unit
TM
Table of Contents
Section 1, System Overview
1.1 System Enclosure Overview .................................................................. 13
1.2 Specifications ........................................................................... 15
1.3 APU Overview ........................................................................... 16
1.4 Engine Control Module Overview ............................................................ 17
1.5 Generator Modes of Operation ............................................................... 19
1.5.1 Normal Operating Condition ........................................................... 19
1.5.2 Standby Operating Condition (less than 10 minutes) ......................... 19
1.5.3 Standby Operating Condition (more than 10 minutes) ....................... 19
1.5.4 Normal APU Shutdown .................................................................. 20
1.5.5 Abnormal APU Shutdown ............................................................... 20
1.5.6 ECM Operating Mode Summary ...................................................... 21
1.6 Operator’s Interface Overview ............................................................... 22
1.7 ECM Alarm Overview ........................................................................... 24
1.8 Ignition Battery Charger Overview ......................................................... 25
1.9 Propane Enclosure Overview ................................................................. 26
Section 2, Turn Up and Test
2.1 Appearance and condition of components................................................ 28
2.2 Initial Operation ........................................................................... 28
2.2.1 Ignition Battery Test Procedure ...................................................... 28
2.2.2 Engine Lubrication ........................................................................ 29
2.2.3 Starting a Local APU Test............................................................... 29
2.3 Generator System Sensor Verification ..................................................... 32
2.3.1 Enclosure Alarm Verification .......................................................... 32
2.3.2 AC and DC line Sense Verification ................................................... 33
Section 3, Maintenence
3.1 Cleaning and Lubrication ...................................................................... 34
3.2 Scheduled Maintenance ........................................................................ 35
3.2.1 Maintenance Intervals ................................................................... 35
3.2.2 ECM Service Required Notification .................................................. 36
3.2.3 ECM Self-Test Features .................................................................. 37
3.3 Servicing the APU ........................................................................... 40
3.4 Filter Cleaning ........................................................................... 41
3.5 PAD SHEAR Magnetic Switch and Water Intrusion Float ............................. 42
3.6 Replacing GAS HAZARD Sensor ............................................................. 44
3.7 Replacing Ignition Battery Charger Module Assembly ................................ 46