(2) ENGINE WITH MOUNTING AND EQUIPMENT
(21) ENGINE
(22) LUBRICATING SYSTEM
(23) FUEL SYSTEM
(25) INLET SYSTEM; EXHAUST SYSTEM
(26) COOLING SYSTEM
(28) IGNITION AND CONTROL SYSTEM
(29) Miscellaneous
(3) ELEC.SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
(31) BATTERY; ENERGY STORAGE SYSTEM; MOUNTING PARTS
(32) ALTERNATOR; CHARGING; ELECTRIC MOTOR; ELECTRIC DRIVES
(33) STARTING SYSTEM
(35) LIGHTING
(36) OTHER ELECTRICAL EQUIPMENT
(37) CABLE; FUSE; RELAY
(38) INSTRUMENT; SENSOR; WARNING AND INFORMATION SYSTEM
(39) MISCELLANEOUS