MBE 900 OPERATOR'S GUIDE Required Maintenance Operations 2. Visually inspect all lines and hoses. Listen for any sound of leaking. Make sure all pipes and hoses are undamaged, correctly positioned to avoid chafing, and properly secured. The following sections describe the required maintenance operations listed in Table 19 and 20. Engine Inspecting Inspect the engine as follows: Valve Lash Checking and Adjusting 1. Visually check the engine for signs of leakage. A slight dampness at the sealing points is no cause for alarm. Important: Adjust the valve lash when the engine is cold. Wait at least 30 minutes after shutdown, even if the engine ran only a short time. NOTE:
More severe leaks, combined with a continual loss of oil, must be corrected without delay. The special tool listed in Table 25 is required for this procedure. Table 25 Special Tool All information subject to change without notice. (Rev. 04/08) 79 DDC-SVC-MAN-0055 04/08 Copyright © 2008 DETROIT DIESEL CORPORATION Tool Description Manufacturer Part Number Engine Cranking Tool Kent-Moore J-46392