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279104-YTG-B-0307
Unitary Products Group 3
PROCEDURES:
1. Unit factory charge listed on the unit nameplate includes refrigerant for the condenser, the smallest evaporator and 15 feet of intercon-
necting line tubing.
2. Verify the orifice size and additional charge required for specific evaportor coil in the system using the above table.
3. Additional charge for the amount of interconnecting line tubing greater than 15 feet at the rate specified in the table above.
4. Permanently mark the unit nameplate with the total system charge. Total System Charge = Base Charge (as shipped) + adder for
evaportor + adder for line set.
5. If the orifice in the evaportor was changed, verify the evaportor nameplate has been marked with the correct orifice size.
Additional R-22 Charge / Orifice Size for Various Matched Systems
Outdoor Unit E1RA036S(25,46) E1RA048S(25,46) E1RA060S(25,46)
Unit Orifice (s)
1
71, 81 81, 84, 87 99
Factory R-22 Charge, lbs-oz 5 - 12 8 - 3 11 - 3
Indoor Coil System Orifice = Additional Charge, Oz
FC/MC/PC35(B,C)3X 81 + 8 – –
FC/MC/PC/UC36(A,B,C)3X 71 + 7 – –
FC/MC/PC/UC42(B,C)3X 81 + 8 – –
FC/MC/PC/UC48C3X – 87 + 6 –
FC/MC/PC/UC48D3X – 87 + 6 –
FC/MC/PC/UC60C3X – 84 + 4 99 + 0
FC/MC/PC/UC60D3X – 84 + 4 99 + 0
AHP36C3X 81 + 13 84 + 3 –
AHP42C3X 81 + 13 84 + 3 –
AHP/SHP48D3X – 84 + 4 99 + 0
AHP60D3X – 84 + 4 99 + 0
G1NA036S17L 71 + 7 – –
G1NA048S21D 71 + 7 81 + 8 –
G1NA048S24P – 81 + 8 –
G1UA048S21/24 81 + 13 84 + 3 –
G1UA060S24 – 84 + 4 99 + 0
G1FA048S21/24 81 + 13 84 + 3 –
G1FA060S24 – 84 + 4 99 + 0
G2FD042S21 81 + 8 – –
G2FD048S21/24 – 87 + 6 –
G2FD060S24 – 84 + 4 99 + 0
FOOTNOTES:
1. These orifices are packed in the instruction/warranty packet of each outdoor unit.