Hardi MEGA VPZ NK, Original Instruction Book

Page: 159 / 178

7 - Fault Finding
159
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
26016400
F1
F2
F3
F4
F1
F1
F2
10 A
10 A
10 A
15 A
25 A
30 A
10 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
PrimeFlow, converter 12 V - 24 V, input.
Glass fuse 6,3 x 32 mm, slow blow.
PrimeFlow, converter 12 V - 24 V, output.
Glass fuse 6,3 x 32 mm, slow blow.
Junction box for boom hydraulics
- DELTA FORCE boom
- TWIN FORCE boom
26076500 F1 15 A Active yaw damping (valves Y1 - Y4)
Paralift lock (valve V3)
Right inner wing (valve V7)
Junction box for DilutionKit
- HC 5500
- DAH
- DF4
26030100 F1
F2
F3
F4
F5
F6
3 A
3 A
3 A
3 A
3 A
15 A
Dilution valve
Dilution valve
Dilution valve
Dilution valve
Dilution valve (not used).
Auxiliary power
Junction box for PrimeFlow 26013500 F1
F2
10 A
10 A
PrimeFlow, right boom wing
PrimeFlow, left boom wing
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.