Engine Operation - Except 4.5L Engines Stopping The Engine 1. Disengage clutch, if equipped, controlling engine power driveline. IMPORTANT: Before stopping an engine that has been operating at working load, idle engine at least 2 minutes at 1000—1200 rpm to cool hot engine parts. Engines in generator set applications where the ECU is locked at a specified speed and no slow idle function is available, run engine for at least 2 minutes at fast idle and no load. RG13280 –UN–30OCT03 2. Run engine at 1000—1200 rpm for at least 2 minutes to cool. Panels with High-Low Speed Select Rocker Switch (B) only: Set rpm using Bump Speed Enable Switch (C) with Speed Select Rocker Switch (D).
Stopping the Engine On Earlier Panel (Left) or Later Panel (Right) Panels with optional Analog Throttle (E): Set either High-Low Speed Select Switch (B) or Analog Throttle (E) to low idle, and set desired speed with remaining control. NOTE: Engine Control Unit (ECU) reads the higher of the High-Low Speed Select Rocker Switch or the Analog Throttle(s) Speed settings. RG9933 –UN–18NOV99 3. Push in on analog throttle potentiometer handle (if equipped) so that engine goes to slow idle, or set slow speed with High-Low Speed Select Rocker Switch. Exhaust Stack Rain Cap 4. Turn key switch (A) to position to stop the engine. Remove ignition key.
A—Key Switch B—High-Low Speed Select Rocker Switch C—Bump Speed Enable Switch D—Speed Select Rocker Switch E—Analog Throttle (Optional) F—Exhaust Stack Rain Cap IMPORTANT: Make sure that exhaust stack rain cap (F) is installed when engine is not running. This will prevent water and dirt from entering engine. OURGP11,0000139 –19–20NOV03–1/1 19-16 021604 PN=114