GHG17 DD Medium Duty Operators Manual Make sure the transmission is filled to the proper level with the fluid recommended by the gear manufacturer. Do not overfill. The Diesel Exhaust Fluid (DEF) must be checked and filled regularly with DEF meeting Detroit™ quality specification. Make sure cable connections to the storage batteries are clean and tight. Check for cracks in the battery cases (1), for tightness of the cable clamps (2) at the terminals, and for corrosion of the terminals (3). Service or replace as needed. To provide corrosion protection, apply dielectric grease liberally to the terminal pads. Starting the Engine 1. Place the transmission in neutral, and set the parking brake.
NOTICE: To prevent serious starter motor damage, release the ignition switch immediately after the engine has started. 2. Turn on the ignition switch. 3. Wait for the engine system indicator lights on the instrument panel to go out. 4. With foot off the accelerator pedal, start the engine. 5. If the engine does not start after 20 seconds, stop. Try again after waiting about 60 seconds. All information subject to change without notice. 29 DDC-SVC-MAN-0192 Copyright © 2017 DETROIT DIESEL CORPORATION