Engine Auto-Start/Stop System Engine Auto-Start/Stop System WARNING! Sleeper temperature drops below user preset or above user preset (optional). Always make sure Auto-Start is disabled (switch in down position) when attempting to service the truck. Failure to comply may result in death, personal injury, equip- ment or property damage. System Overview WARNING! If the vehicle is equipped with an Espar Sleeper Heater the interior of the vehicle will be heated by the Espar unit instead of running the engine. NOTE Never tamper with the Auto-Start system interlocks.
The safety inter- locks are designed to prevent the engine from starting when the op- erator may be in a dangerous situ- ation, such as while working under the vehicle’s hood. Be certain all safety interlocks are working cor- rectly and that are all properly en- gaged before operating the Engine Auto-Start/Stop system. Failure to comply may result in death, per- sonal injury, equipment or property damage. The Engine Auto-Start/Stop (EAS) system starts and stops the vehicle's engine to maintain optimum battery state-of-charge and cab sleeper temperatures. 3 The EAS system will start the engine and keep it running when any of the following conditions are met:
Batteries fall below a preset voltage Engine oil temperature becomes too cool (08/2016) Y53-1255-1C1 3-3