(There a two threads about 0021 errors, but TFP policy basically says "no necro posting" Thread number 3 follows)
OK, first time listener, first time caller.
My Superflo is also giving err 0021's. I pulled the 5 pin connector, squirted contact cleaner, put the plug back and... no change. The area under the "black box" is dry - the pump is in a utility shed (AKA "pump palace" with lots of room, no weather intrusion). I'm fairly certain the problem is related to clearing a 0002 code (pulled...
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OK, first time listener, first time caller.
My Superflo is also giving err 0021's. I pulled the 5 pin connector, squirted contact cleaner, put the plug back and... no change. The area under the "black box" is dry - the pump is in a utility shed (AKA "pump palace" with lots of room, no weather intrusion). I'm fairly certain the problem is related to clearing a 0002 code (pulled...
Read more
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