Komatsu WB93S-5

09.08.2017 (US:08.09.17), Category: Komatsu

Fuse Block

Komatsu WB93S-5 Fuse Block Location

The fuses and relays are grouped on a single base positioned in the right body side of the cab. They can be reached by removing  the cover (1).

Komatsu WB93S-5 Fuse Panel Location
Komatsu WB93S-5 Fuse Block Chart

Fuses Specifications
No. A Description
F1 15 Central front work lights
F2 15 Central rear work lights
F3 3 Front left and rear right parking light, parking light warning light, instrument backlighting
F4 3 Front right and rear left parking light, cigarette lighter light
F5 10 Front hom
F6 15 Lateral rear work lights
F7 7,5 Rear windshield wiper, rear hom
F8 7,5 Stop lights, stop light relay
F9 15 Lateral front work lights
F10 10 Front windshield wiper, windshield washer pump
F11 7,5 Boom locking solenoid valve, plate locking solenoid valve
F12 5 Buzzer power supply, general alarm power supply, instrument and front dashboard warning light power supply
F13 10 Optional equipment power supply, 4WD solenoid valve.
F14 10 High beam relay, low beam relay, horn relay, safety valve solenoid valves
F15 10 Engine stop solenoid, ancillary functions relay, air conditioner relay
F16 10 Revolving light power supply
F17 10 Hour counter memory, hazard warning light
F18 10 Cigarette lighter power supply, overhead light
F19 15 Left low beam, right low beam
F20 15 Left high beam, right high beam
F21 10 Return-to-dig sensor power supply, LSS solenoid valve, loader arm floating device solenoid valve, retum-to-dig solenoid valve, direction indicator
F22 7,5 Servo control locking solenoid valve, EC power solenoid valve, PPC power supply
F23 10 Steering unit
F24 7,5 Direction indicator power supply
F25 10 Declutch relay, forward gear solenoid valve, reverse gear solenoid valve, reverse alarm
K1 Safety unit (against repeated start)
K2 Blinking
K3 Low beam relay
K4 High beam relay
K5 Front hom relay
K6 Retum-to-dig relay
K7 Stop light relay
K8 Start enabling relay
K9 Forward gear relay
K10 Reverse relay
K11 Direction indicator power supply relay (declutch)

Main Fuse

Komatsu WB93S-5 Main Fuse

Fuses Specifications
No. A Description
F27 175 General system fuse, ignition key, start relay, pre-heating consent, heating power supply

Relay Location

Komatsu WB93S-5 Start Relay Location
Relay Description
No. Description
K12 Machine functions relay
K13 Start relay
Komatsu WB93S-5 glow plug preheating relay location
Relay Description
No. Description
K14 Glow plug preheating relay
K15 Multifunction unit

Fuse Block No.2

Komatsu WB93S-5 Fuse Location
Komatsu WB93S-5 Relay Location

The  fuses  and  relays  are  grouped  on  a  single  base  positioned under the storage compartment and can be reached after opening the door (1) and removing the container (2).

Komatsu WB93S-5 Radiator Fan Fuse Location

Fuses Specifications
No. A Description
1 20 1st and 2nd fan speed power supply
2 40 3rd fan speed power supply
3 7,5 Air conditioning compressor
Komatsu WB93S-5 Radiator Fan Relay Location
Relay Description
No. Description
4 3rd fan speed relay
5 General heating relay
6 Air conditioning compressor relay

Location and description of fuses and relay Excavator Komatsu WB93S-5