1997 Lincoln Mark VIII Owner's Manual - Page 173

WARNING Extended idling at high engine speeds can produce very high temperatures in the engine and exhaust system, creating the risk of fire or other damage. WARNING Do not park, idle, or drive your vehicle in dry grass or other dry ground cover. The emission system heats up the engine compartment and exhaust system, which can start a fire. To tur n the heate r on , simpl y plu g it int o a grounde d 110-vol t outlet . For d recommend s that yo u us e a 110-vol t circui t tha t is protecte d by a groun d faul t circui t interrupter. WARNING To prevent electrical shock, do not use your heater with ungrounded electrical systems or two-pronged (cheater) adapters. Fo r bes t results , plu g the heate r in at leas t three hour s befor e yo u star t you r vehicle . Usin g the heate r for longe r tha n thre e hour s wil l no t damage the engine , so yo u can plu g it in at nigh t to start you r vehicl e the followin g morning. Engine Block Heater (If equipped) Engin e bloc k heater s ar e strongl y recommende d if yo u live in a regio n wher e temperature s reac h -10˚F (-23˚C ) orbelow . An engin e bloc k heate r warms the engin e coolant , whic h improve s starting , warms up the engin e faster , an d allow s the heater-defrost syste m to respon d quickly. 168