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dphan
Jan 17, 2008, 05:54 PM
This is my very first post so.... Hello everyone.

and here is my question:
I am replacing a Johnson Controls Pilot Gas Ignition control unit with a Honeywell 8610U and I am a little confused on how to connect all the wires. The wiring on the Johnson Controls unit is as follows:

Main Valve =====> 1
Other Control ====> 2
Pilot Valve ======> 3
Flame Sensor ====> 4
Red Wire from Transformer ===> 6
White Wire from Transformer ===> Ground.

Greatly appreciated any advice on how all the wires would go to the Honeywell 8610U unit.
Thanks.

Attached is the picture of the 2 UNIT.

NorthernHeat
Jan 17, 2008, 08:13 PM
I would need a wiring schematic from the equipment. That control is older an rare.

dphan
Jan 17, 2008, 09:53 PM
I would need a wiring schematic from the equipment. That control is older an rare.
Here is the wiring diagram:

NorthernHeat
Jan 22, 2008, 02:26 PM
old.............................new
------------------------------------------------------------------------------------------------
1=PV..........................PV
2=TH/W......................TH/W
3=MV..........................MV
4=Flame sensor...........Looks as if new control uses spark probe for flsme sensor
5=unused....................
6=24V........................24V
GR=Ground................connect wire from transformer to 24V grnd

further more, connect the wires on schematic that go to PV and MV together on MV/PV of new control. Looks like you have no damper on you equipment so put the jumper plug that came with new control on the 6 pin damper plug. I think that should do it. Good luck and be safe. It is very important that the MV PV wires are in correct locations of new control.