AUTOTERM FLOW-5D - Annex 4: Electrical Wiring Diagrams of Heaters

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Annex 4: Electrical wiring diagrams of heaters
1. Electrical wiring diagram for the heater FLOW-5D, 5B
Fuel pump
control
Wiring harnesses
Heater
Control
Panel
Control unit
Circuit
Circuit
red
red/brown
red red-black
U nap.
blue blue/yellow
blue blue
Ground/Earth
Control panel
white
white
green
green
Output data
Output data
green
green
white
white
Input data
Input data
Circuit
Circuit
red-white
red-white
black
U voltage
Ground/Earth
black black
yellow
Ground/Earth
Control
yellow
yellow
Pump control
brown
brown
Relay control
grey
Circuit
Fuel pump
red-black
black
Control
black
Ground/Earth
Motor vehicle***
Relay**
Relay kit*
Wiring harness
kits
Relay
Circuit
Circuit
Circuit
Battery
brown
red
Relay control
red
black
red
Ground/Earth
red
red-white
U fan voltage
white-black
Fuses
black
Relay wiring harness
white-black
Interrupt -
black
PWM relay
Control of climate conditions in cabin
Circuit
red-black
brown
Interrupt -
Relay control
yellow
black
Ground/Earth
yellow
PWM wiring harness
red-black
Heater fan
control
1. * In case of additional order, it is possible to install a set of relays consisting of a wiring harness, relays and PWM relay.
2. ** Relay-controlled remote signalling.
3. *** Example of the connection of a pre-heater to a vehicle.