Limit Circuit Open. Limit circuit open or External Load on "W" Nordyne/Intertherm M3RL080A status code #4 continues to flash until dower shuts off. LIMIT CIRCUIT FAULT - Indicates the limit, draft safeguard, flame rollout, or blocked vent switch (if used) is open
What is an open circuit. Open circuits. What are open circuits from www.youtube.com
Troubleshooting steps for Goodman Furnace 4 Flash Code (Primary Limit Circuit Open) As I mentioned earlier, if your Goodman furnace is displaying a 4 flash code, indicating that the primary limit circuit is open, there are several potential causes for this issue The auxiliary limit switch is usually mounted on the blower housing or deck (page 38)
What is an open circuit. Open circuits. What are open circuits
I have found in most cases the limit switch is fine. Kept tripping limit, had a 16x25 filter, I widened the ductwork on the supply plenum and moved the transition higher up so it wouldnt choke the air down so quick View Profile View Forum Posts View Forum Threads Professional Member Join Date Jun 2006 Posts 680.
Limit circuit open or External Load on "W" Nordyne/Intertherm M3RL080A. Blower will run for 4 min or until open switch remakes whichever is longer status code #4 continues to flash until blower shuts off.
Limit circuit open or External Load on "W" Nordyne/Intertherm M3RL080A. If open longer than 3 min, code changes to lockout #7 Now here is the final possibility.there are times where it is not actually an open limit