COLD WEATHER OPERATION STARTING IN COLD WEATHER STARTING BY AUTOMATIC PRIMING SYSTEM (APS) When the ambient temperature drops and it is difficult to start the engine normally, use the following starting procedure. 2. Turn starting switch key (2) to ON position. 3. Keep fuel cut-off switch (3) in OFF position (pull forward). Put 1. Open fuel valve (1) of the au- tomatic priming system. Sr Keep fuel valve (I) open when the temperature drops during the season the APS is used. - 64 - w-04290