Engines If the temperature is low enough to require the heater, the INTAKE HEATER indicator stays on while the intake air preheater warms up. After the indicator goes out, start the engine. off position and wait one minute; then repeat the start- ing procedure. Starting After Extended Shutdown or Oil Change IMPORTANT: Attempting to start the engine before the INTAKE HEATER indicator has gone off could result in excessive white smoke at startup. Do the following steps after an oil change or after the engine has been shut down for more than three days:
If the engine doesn’t start after 15 to 20 seconds of cranking, turn the key to the off position and wait two minutes; then repeat the starting procedure. 1. Disconnect the electrical connector from the fuel pump solenoid valve. Cummins 2. Crank the engine until oil pressure shows on the gauge. The cold start system approved for use on Cummins engines has been based upon starting aid capabilities to (–32°C). 3. Connect the electrical connector to the fuel pump solenoid valve. 4. Start the engine. After one minute, shut down the engine and check for leaks. Turn the ignition switch to the on position ( Fig. 4.1 ).
If the engine is at normal temperature, the amber INTAKE HEATER indicator goes out after two seconds. 5. Allow five minutes for the oil to settle, then check the engine oil level and add oil if needed. Do not overfill. If the temperature is low enough to require the heater, the INTAKE HEATER indicator stays on while the intake air preheater warms up. After the indicator goes out, start the engine. Engine Break-In Mercedes-Benz Run the engine slightly above idle until oil pressure shows on the gauge. If oil pressure doesn’t show on the gauge within 30 seconds of starting, turn the key to the Every Mercedes-Benz engine is tested on a dynamom- eter before shipment.
Therefore, no break-in period is necessary for the MBE900 engine. Before running the 4.7