TUBE AS 3003270 - Caterpillar

Replace the fuses with the same type and size only. Otherwise, electrical damage can result.If it is necessary to replace fuses frequently, an electrical problem may exist. Contact your Caterpillar dealer
Fuses protect the electrical system from damage that is caused by overloaded circuits. Replace the fuse if the element separates. If the element of a new fuse separates, check the circuit. Repair the circuit, if necessary.
Illustration 1 g00782294
The primary fuse panel is located under the switch panel on the right side of the cab. Open the access panel in order to access the fuse panel.
Illustration 2 g00715159
(F1) Engine Shutoff Solenoid, Alternator Indicator Light, and Switches (Working Lights) - 7.5 amperes (F2) Brake Lights, Marker Lights, Dome Light, and Switches (Rear Lights) - 7.5 amperes (F3) Blower Fan Motor - 10 amperes (F4) Door Solenoid - 5 amperes (F5) Condenser Fan - 15 amperes (F6) High Beam Lights - 7.5 amperes (F7) Low Beam Lights - 7.5 amperes (F8) IQAN-MG - 10 amperes (F9) IQAN-MG - 10 amperes (F10) IQAN-XP1 - 10 amperes (F11) IQAN-XP0 - 10 amperes (F12) Hazard Lights - 7.5 amperes (F13) Start Relay, Main Relay, and Relay for the Air Inlet Heater - 7.5 amperes (F14) Roading Lights - 10 amperes (F15) Backup Alarm - 7.5 amperes (F16) Window Wipers - 10 amperes (F17) Turn Signals and Seat Heater - 7.5 amperes (F18) Computer Aided Bucking System (Solenoids) - 7.5 amperes (F19) Seat Compressor - 7.5 amperes (F20) Stump Coating System - 7.5 amperes (F21) Computer Aided Bucking System (Keypads, Encoders, and Saw Sensors) - 3 amperes (F22) Radio and Voltage Converter - 10 amperes (F23) 24 Volt Power Receptacle - 5 amperes (F24) IQAN-MG (+RTC) - 7.5 amperes (F25) Marker Lights (Left) - 3 amperes (F26) Marker Lights (Right) - 3 amperes (F27) Open - (F28) Horn - 7.5 amperes (F29) Working Lights (Boom) - 7.5 amperes (F30) Working Lights (Rear of Cab) - 7.5 amperes (F31) Working Lights (Left Side of Cab) - 10 amperes (F32) Working Lights (Left Side of Cab) - 7.5 amperes (F33) Working Lights (Right Side of Cab) - 10 amperes (F34) Working Lights (Right Side of Cab) - 7.5 amperes (F35) Working Lights (Front of Cab) - 7.5 amperes (F36) Working Lights (Front of Cab) - 7.5 amperes (F37) Working Lights (Articulation Hitch) - 7.5 amperes (F38) Working Lights (Door) - 15 amperes (F39) Working Lights (Boom) - 15 amperes (F40) Backup Lights - 7.5 amperes
Illustration 3 g00662640
There is a fuse panel on the left side of the machine. (41) Main Fuse for F12 and for F24 - 10 amperes (42) Vacuum Pump (Hydraulic Oil Tank) - 10 amperes (43) Oil Refill Pump (Hydraulic Oil Tank) - 15 amperes (44) Preheat System - 10 amperes (45) Preheat System - 10 amperes (46) Fuel Shutoff - 15 amperes (47) Fire Suppression System (if equipped) - 10 amperes (48) Tilt Hood Actuator - 15 amperes