140 Motor Grader Caterpillar

Fuses - Fuses protect the electrical system from damage that is caused by overloaded circuits. Replace the fuse if the element is separated. Check the circuit if the element is separated in a new fuse. Repair the circuit.

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NOTICE
Replace the fuses with the same type and size only. If it is necessary to replace fuses frequently, an electrical problem may exist. Consult your Caterpillar dealer.

Fuse Block "A"

Illustration 1	g06249941
Cab Fuse Block Location

Illustration 2	g06343308
(A) Cab Fuse Block

Cab Front Flood (F1) - 15 amp

Blade Flood Lights (F2) - 15 amp

Turn Signals (F3) - 10 amp

Beacon (F4) - 10 amp

Front Upper Wiper Motor (F5) - 10 amp

Front Lower Wiper Motors (F6) - 10 amp

Rear Window Wiper (F7) - 10 amp

Centershift/Blade Cushion (F8) - 15 amp

VIMS/Product Link (F9) - 7.5 amp

HVAC Blower (F10) - 15 amp

Defrost Fan (F11) - 10 amp

Communication Radio Converter/Keyswitch (F12) - 10 amp

Heated Mirror (F13) - Relay

Cab Floodlamps / Snow Wing Lighting (F14) - 10 amp

Implement ECM (F15) - 10 amp

All Wheel Drive ECM 1 (F16) - 10 amp

Seat (F17) - 15 amp

Rear Flood Lights (F18) - 15 amp

Ripper Flood Lights (F19) - 15 amp

Fuel Priming Pump (F20) - 15 amp

Keyswitch (F21) - 10 amp

Headlamps (F22) - 15 amp

Brake Lights (F23) - 10 amp

Turn Signals/Hazards (F24) - 10 amp

Head and Tail Lamps / Work Light Flood Lamps / Cab Flood Lamps (F25) - 10 amp

Left Position Lights (F26) - 10 amp

Right Position Lights (F27) - 10 amp

Display (F28) - 10 amp

Product Link (F29) - 7.5 amp

Horn (F30) - 15 amp

Radio Converter (F31) - 10 amp

Communication Radio Converter (F32) - 15 amp

Accugrade (F34) - 15 amp

Implement ECM 2 (F35) - 10 amp

All Wheel Drive ECM 2 (F36) - 10 amp

Headlamps (R1) - Relay

Left Position Lights (R2) - Relay

Right Position Lights (R3) - Relay

Blade Flood Lights (R4) - Relay

Headlamps (R5) - Relay

Horn (R6) - Relay

Heated Mirror (R7) - Relay

Rear Flood Lights (R9) - Relay

Rear Flood Lights (R10) - Relay

Fuse Block "B"

Illustration 3	g06249949
Rear Fuse Block Location

Illustration 4	g06343313
(B) Rear Fuse Block

Backup Alarm (A1) - 10A

Transmission ECM (A2) - 15A

Spare (A3) - 10A

Aftertreatment ECM (A4) - 15A

Engine ECM (A5) - 15A

DEF DCU (A6) - 20A

Engine Fan (A7) - 30A

Spare (A8) - 15A

Spare (A9) - 20A

Spare (A10) - 30A

Backup Alarm (B5/B6) - Relay

Fuel Priming Pump (B7/B8) - Relay