TABLE OF CONTENTS
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SECTION A: RECEIVING AND INITIAL INSPECTION
A-1 Introduction to the AMPTEC 620A 4
A-2 Receiving, Unpacking, and Initial Inspection
A-3 AC Battery Charger- Power Requirements
A-4 Setup and Use
A-5 Serial Number, Revision and Safety Board Approvals
SECTION B: 620A 4 IGNITER TESTER /
FAILSAFE OHMMETER SPECIFICATIONS
Table B-2. Specifications
SECTION C: OPTIONAL ITEMS AND ACCESSORIES
C-1 Available Accessories and Options
C-2 Test Lead and Probe Sets
SECTION D: OPERATION AND USE
D-1 General
D-2 Front Panel
D-3 Rear Panel
D-4 4-Wire Resistance Measurement
D-5 Connections
D-6 Failsafe Operation
D-7 Battery Monitoring Circuitry
Figure D-1. Error Sources in Resistance Measurements