Carrier Comfort 50VT-K Installation Instruction page 26

13.4 seer2 single-packaged heat pump system with puron (r-410a) refrigerant single phase 2-5 nominal tons (sizes 24-60) three phase 3-5 nominal tons (sizes 36-60)

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50VT-K: Installation Instruction

Superheat charging table is derived from optimum performance point. (95_F [35_C] outdoor ambient and (80_F [27_C] dry bulb; 67_F [19_C] wet bulb indoor condition.) Where a dash(--)

appears do not attempt to check charge or charge unit under these conditions using the superheat method. (Weigh in method should be used.)

To properly check or adjust charge, conditions must be favorable for subcooling charging. Favorable conditions exist when the outdoor temperature is between 75_F to 115_F (24_C and 46_C),

and the indoor temperature is between 70_F and 80_F (21_C and 27_C). Follow the procedure above.

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Fig. 21 – Cooling Charging Table-Subcooling

A150625

A221504

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