York YCJF24 User Manual

Page 4

413437-YTG-C-0908

Johnson Controls Unitary Products

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 TXV or orifice and additional charge required for specific evaporator coil in the system using the above table.
3. Add additional charge for the amount of interconnecting line tubing greater than 15 feet at the rate specified in Physical and Electrical

Data Table.

4. For TXV match charge weight needs to be weighed in for specififc coil match and lineset length.
5. Permanently mark the unit nameplate with the total system charge. Total System Charge = Base Charge (as shipped) + adder for evap-

orator + adder for line set.

F4FP024

–

F4FP030

–

F4FP036

–

F4FP040

–

F4FP042

–

F4FP045

–

F5FP048

–

F5FP060

–

F4FV060

–

FOOTNOTES:

1. Systems matched with furnace or air handlers not equipped with blower-off delays may require blower Time Delay Kit 2FD06700224.
2. PC coils cannot be used in downflow or horizontal applications. FC coils cannot be used in horizontal applications.
3. A TXV kit must be used with these coils to obtain system performance. Note: If a TXV is factory installed on the coil, it must be replaced with

the listed TXV

4. Refer to Technical Guide for actual system performance for specified matches.

Additional R-410A Charge / Orifice Size for Various Matched Systems (Continued)

Outdoor Unit

YCJF24S41S1

YCJF30S41S1

YCJF36S41S1

YCJF42S41S1

YCJF48S41S1

YCJF60S41S1

Required Orifice or TXV

1TVM(902/4F1)

1TVM(903/4G1)

1TVM(905/4J1)

1TVM(906/4K1)

Factory Charge, lbs-oz

3 - 2

3 - 7

3 - 10

4 - 4

4 - 9

5 - 9

Indoor Coil

2,3,4

Additional Charge, Oz

See Caution below

If the F*FP Air Handler used has a with a factory installed R-22 TXV it MUST BE CHANGED OUT to a R-410A TXV or a orifice for proper operation.
If the TXV is not changed out system damage will occur.