oldbikedude

LATEST ACTIVITY

• Posted in thread: heatpump defrost board on 01-15-2013 at 06:08 PM
  Da' Man! Thanks.

• Posted in thread: heatpump defrost board on 01-15-2013 at 05:36 PM
  I foundeth a schematic of a similar board. It showed a high pressure & a high temp. switch in
  series between Lo & L1. I doth not haveth these. Also, I traced out the terminals on the rear
  of the board...

• Posted in thread: heatpump defrost board on 01-15-2013 at 01:37 PM
  I think I got it. Needed a jumper from Lo to L1. Still need to test dfrost cycle. Should know
  in about an hour.

• Posted in thread: heatpump defrost board on 01-13-2013 at 06:30 PM
  Ok, the new board is also a York 03101251000, ICM303, Evcom 9218-374, and many other cross
  referances. I don't even have a good schematic of the old one due to the weather wearing on it.
  I will attemp...

• Posted in thread: heatpump defrost board on 01-13-2013 at 05:26 PM
  Hello, I have an older Comfortmaker heatpump with electric backup heat. My defrost board went
  bad so I bought a replacement. The board I had was a "Potter Brumfield 34332100". I could not
  find one of ...