Mastervolt Alpha 12/90 User Manual

CONTENTS
EN / Alpha alternator - Alpha Pro regulator / June 2007 3
5
COMMISSIONING......................................................................................................................................... 16
5.1 Testing.............................................................................................................................................. 16
5.1.1 Test prior to starting engine .............................................................................................. 16
5.1.2 In operation test................................................................................................................. 16
5.2 Adjustments...................................................................................................................................... 17
5.2.1 Voltage Settings ................................................................................................................18
5.2.2 Absorption voltage adjustment.......................................................................................... 18
5.2.3 Float voltage adjustment................................................................................................... 18
5.2.4 Absorption time adjustment............................................................................................... 19
5.2.5 Temperature compensation .............................................................................................. 19
5.3 Operation.......................................................................................................................................... 19
6 MAINTENANCE............................................................................................................................................ 20
6.1 Electrical connections....................................................................................................................... 20
6.2 Cleaning of the alternator ................................................................................................................. 20
6.3 Mounting of the alternator................................................................................................................. 20
6.4 Tension and condition of V-belts. ..................................................................................................... 20
7 TROUBLE SHOOTING................................................................................................................................. 21
8 TECHNICAL DATA....................................................................................................................................... 23
8.1 Specifications Alpha alternators ....................................................................................................... 23
8.2 Specifications Alpha Pro regulators.................................................................................................. 24

Mastervolt Alpha 12/90 Specifications

General

Brand	Mastervolt
Model	Alpha 12/90
Category	Portable Generator
Language	English