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the valve checked good the heat added and then dip into and ice bath, responsive to both

The TXV was changed from the factory Danfoss to a Sporland, The equalize line was check for flow. All checked good. Air flow was double checked by checking pressure drop a crossed the coil. .58”wc

Sorry for the delaying in posting, While I was on vacation, another tech replaced the indoor coil. After replacement the system ran at spec's 12 deg s/c 9 deg of s/h. althought the coil would frost...

As did I with three different instruments A cooper digital. Field Piece digital. And my old standby yellow jacket and fluke temperature probes. Nothing makes sense. How can a evap show flooded and...

The Refrigerant charge was recovred and weight back in @ factory specs added 5 lbs more. and removed 10lbs. still little change is s/c

Did the screen read critical malfunction or system malfunction? Critical malfunction are when the infinity control cannot commutate with the blower. Or there is a blower motor fault. This is a hard...

Compressor @ 60% of fla air flow @ 700cfm

25HNB624 with an FE4ANF003 Air Handler.
90 deg ODBD Pressures 298/138# liquid line@ service valve 93deg vapor @ service valve 52 deg.
air flow @ 700 CFM +/- 20 cfm
RA 76 deg db 67 Deg wb
SA ...

I am working on a two stage heat pump with a varable speed air handler.
The system runs about 1.5 deg S/C and about 2 deg S/H The delta T is 22 deg. A capacity check shows systems is operation at...