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Error Codes: E07, E19, & E29 all refer to different versions of freeze protection and are
based on reported temperature reading by the ambient air temp sensor and inlet
water temp sensor.
IF the error code is an E07, go to step 7B. IF the error
code is an E19, jump to step 7C. IF the error code is
reporting as a E29, then jump ahead to step 7D.
Which Error Code
Step 7A
Step 7B
An E07 Error Code will appear in cooling mode &
implies air temp reads <32°F & water temp < 40°F.
Jump to step 7E to verify sensors.
Error Code: E07
7. Error Code: E07/E19/E29
Step 7B
Step 7C
Step 7D
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