Timer ( PWA ) - Circuit Board NORTHSTAR series UD 1" valves, include NSCA39UD, NSTA60UD ( old pn 7246372 )Listed for Models NSC30UD1, NSC40UD1, NST45UD1 & NST70UD1
This version works with the Round shaped AC Motor, 7285944.
Newer versions, with DC - square black motor, 7286039, require PWA = 7309366
The Newer PWA board only works with the 6 pin wiring / sensor harness ( 7309803 = 7248714 ) * Sold SEPARATELY
So, if you are replacing the older PWA with 4 pin ( 3 wire sensor ), you will need to PURCHASE the new Wiring / Sensor also
NOTE: Many times the problem is with the microswitch, wiring harness, or turbine meter and not the actual Circuit Board.NOTE: If you are getting Error codes,
Error Codes Sears, GE, NorthStar Timers