521 / BTX
Serial: 1 → 99999
177 system groups
▶AIR INLET AND EXHAUST 8
▶BASIC ENGINE 18
▶COOLING 8
▶ELECTRICAL AND STARTING 22
ALARM GP
ALTERNATOR GP-CHARGING
BATTERY GP
CAMERA GP
CONNECTION GP
ELECTRICAL GP
ELECTRONICS GP-COMMUNICATION
ELECTRONICS GP-ENGINE
ELECTRONICS GP-IMPLEMENT
ELECTRONICS GP-MONITOR
ELECTRONICS GP-POWER TRAIN
ENCLOSURE GP
HARNESS GP
HEATER GP
INDICATOR GP
LIGHTING GP
RADIO GP
SENSOR GP
STARTING AID GP
STARTING MOTOR GP
SWITCH GP
WIRING GP
▶ENGINE ARRANGEMENT 1
▶FRAME AND BODY 19
▶FUEL 10
▶HYDRAULIC 21
COOLER GP
CYLINDER GP
FILTER GP
HYDRAULIC GP
LINES GP-CYLINDER
LINES GP-FRONT
LINES GP-HYDRAULIC
LINES GP-HYDRAULIC FAN
LINES GP-PILOT
MOTOR GP
PUMP GP
TANK GP
VALVE GP-CHECK
VALVE GP-COMBINATION
VALVE GP-CONTROL
VALVE GP-FAN REVERSING
VALVE GP-PILOT
VALVE GP-PRESSURE REDUCING
VALVE GP-RELIEF
VALVE GP-SHUTTLE
VALVE GP-SOLENOID
▶LUBRICATION 8
▶MACHINE ARRANGEMENT 2
▶OPERATOR STATION 20
▶POWER TRAIN 17
▶SERVICE EQUIPMENT AND SUPPLIES 13
▶STEERING 4
▶WORK TOOLS 1