Hardi COMMANDER 4500, Instruction Book

Page: 149 / 170

7 - Fault Finding
147
Overview of Fuses
Most fuses have a short text print nearby; above it is F1. This text tells which function on the sprayer is connected here - see
the overview below. The fuses are blade fuses unless otherwise mentioned.
To verify the correct printed circuit board when inspecting a fuse, check the HARDI® item number (26xxxxxx).
Location of printed circuit
board HARDI® item
number Fuse text Fuse rating Function on the sprayer
Junction box for JobCom and
ISOBUS 26052700
26029200
F1
F2
F3
F4
F1
10 A
10 A
10 A
15 A
25 A
Right boom wing, angle of TWIN air + speed of TWIN blower
Left boom wing, angle of TWIN air
Power for NORAC sensors
Power from tractor to:
- Electric system
- NORAC hydraulics
- FluidBox
DAH interface
Junction box for boom hydraulics
- TWIN FORCE boom
26076500 F1 15 A Active yaw damping (valves Y1 - Y4)
Right inner wing (valve V7)
Junction box for boom lights 26057300 F1
F2
F3
5 A
5 A
3 A
Right boom wing
Left boom wing
Working zone
Junction box for fluid functions
- HC 5500 (no JobCom)
- DAH
26052900 F1
F2
10 A
10 A
Option for TWIN sprayers (not used)
Option for TWIN sprayers (not used)
Location for other fuse types HARDI® item
number Fuse text Fuse rating Function on the sprayer
ISOBUS retrofit kit for tractor 26040600 J03, J04 100 A Cable between tractor battery and ISOBUS connection, red wire.
MIDI Bolt-down fuse.
ISOBUS breakaway connector (IBBC) 26040300 -
-
30 A
60 A
Pin 2 and 4: Protection for power to the sprayer’s electronic control
unit (ECU). JCASE cartridge fuse.
Pin 1 and 3: Protection if cable connections to plus and minus from
the tractor battery have been swapped around by mistake.
JCASE cartridge fuse.