B
INLET
D A
COIL
E
BULB
INSULATION
TAPE
C
A01418
Fig. 6—TXV Kit Contents
of the
IMPORTANT: Flow arrow must point toward outdoor unit.
VII. MAKE PIPING CONNECTIONS
WARNING: Relieve pressure and recover all refrigerant before system repair or final unit disposal to avoid personal injury or death. Use all service ports and open all
CAUTION: Do not leave system open to atmosphere any longer than minimum required for installation. POE oil in compressor is extremely susceptible to moisture absorption. Always keep ends of tubing sealed during installation.
CAUTION: To prevent compressor damage DO NOT bury more than 36 in. of refrigerant tubing. If ANY tubing is buried, provide
Outdoor units may be connected to indoor section using accessory tubing package or
If refrigerant tubes or indoor coil are exposed to atmosphere, they must be evacuated to 500 microns to eliminate contamination and
TABLE
UNIT | LIQUID | VAPOR | VAPOR | |||
SIZE | Connection | Tube | Connection | Tube | Connection | Tube |
| Diameter | Diameter | Diameter | Diameter | Diameter | Diameter |
024 | 3/8 | 3/8 | 5/8 | 5/8 | 5/8 | 3/4 |
036 | 3/8 | 3/8 | 3/4 | 3/4 | 3/4 | 7/8 |
048 | 3/8 | 3/8 | 7/8 | 7/8 | 7/8 | 7/8 |
060 | 3/8 | 3/8 | 7/8 | 7/8 |
Notes:
1.Tube diameters are for lengths up to 50 equivalent ft and/or 20 ft vertical differential.
2.Do not increase or decrease tubing sizes.
3.If required by local codes, Pressure Guard™ kit is available. See Product Data Sheet for part numbers.
moisture in the system. Do not leave system open to atmosphere any longer than minimum required for installation. POE oil in compressor is extremely susceptible to moisture absorption. Al- ways keep ends of tubing sealed during installation.
A. OUTDOOR UNIT CONNECTED TO FACTORY- APPROVED INDOOR UNIT
These outdoor units are carefully evaluated and listed with specific indoor coils for proper system performance.
IMPORTANT: Do not apply indoor coils which are not factory approved to these units.
IMPORTANT: For 036 size units matched with the FV/FK005 or FV/FK006 and the 698BNX048 matched with the FV/FK006, a piston change is required. Refer to the KHAPX0201BPA Instal- lation Instructions for details.
B.INSTALL ADAPTER TUBE
1.Remove plastic retainer holding outdoor piston in liquid service valve.
2.Check to be sure outdoor piston is properly installed in liquid service valve.
3.Locate plastic bag taped to unit containing adapter tube.
4.Remove Teflon washer from bag and install on open end of liquid service valve. (See Fig. 8.)
5.Remove adapter tube from bag and connect threaded nut to liquid service valve. Tighten nut finger tight and then with wrench an additional 1/2 turn (15