Category Archives: Series 638

Series 638 – Section 17.1 Service Tools

Series 638 – Section 16.2 Testing the Electronic Control System

Series 638 – Section 16.1 Basic Knowledge Required

Series 638 – Section 15.5 Starter Motor or Starter Solenoid Inoperative

Series 638 – Section 15.4 Starter Motor Operating – Engine Will Not Crank

Series 638 – Section 15.3 Starting Circuit Connections Loose or Corroded

Series 638 – Section 15.2 No Voltage to Starter Solenoid

Series 638 – Section 14.2 Restoring An Extended Storage Engine

Series 638 – Section 14.1 Preparing Engine for Storage

Series 638 – Section 15.1 Low Battery Voltage