F-MAX-USER MANUAL-FULL BOOK-ENGLISH

AUXILIARY HEATER

Hydronic M-II

12-pin connection pin assignment

Cable harness Hydronic M

Rewiring 12-pin connector

Hydronic M PIN

Hydronic M-II PIN

Connection

Cross-section Cable colour

Dosing pump

1,5 2 gn

C4

A1

Terminal 31 Terminal 30

4 2 br 4 2 rt

C3 C2

A2* A3*

Connector is shown from the cable entry side.

Plus signal Main battery switch

1,5 2 ws/rt

C1

A4*

Plus signal Solenoid valve relay

-

B4

B1

Diagnosis

1 2 bl

B3

B2

Plus signal ADR auxiliary drive

1 2 vi

B2

B3

External control Water pump

remains unused*

-

B1

Relay, blower

1 2 rt/ge

A4

C1

C2

D+ for ADR mode

1 2 vi/gn

A3

-

Temperature drop

A2

C3 C4

Heater ON

1 2 ge

A1

*External control of the water pump is not planned for Hydronic M-II.

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