Carrier REFRIGERANT R-410A Installation And Service Instructions Manual page 12
Packaged air-handling units 60 hz with puron (r-410a) refrigerant sizes 25, 28, 30
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Also See for REFRIGERANT R-410A:
- Service and maintenance instructions (98 pages) ,
- Owner's information (2 pages)
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FIRST ON/LAST OFF = B
VERTICAL INSTALLATION
FIRST ON/LAST OF F = A
HORIZONTAL INSTALLATIO N
Fig. 9 — Typical Evaporator Coil Connections (40RU)
TXV
UPPER
SENSING
SPLIT
BULB
AIRFLOW
15 DIAMS
10
MIN
DIAMS
TXV
SENSING
LOWER
BULB
SPLIT
15 DIAMS
AIRFLOW
10
MIN
DIAMS
LEGEND:
*
– Not required when mated to units 38AP_025 - 060
TXV – Thermostatic Expansion Valve
NOTE: Component location arrangemet shown for field installation of
sight glasses, solenoid valves, filter driers, and TXV sensing bulbs.
The TXVs and equilizer lines are factory installed.
Fig. 8 — Face-Split Coil Suction and Liquid Line Piping (Typical)
EQUALIZER LINE
SOLENOID
VALVE
TXV
8 DIAMS
MIN
EQUALIZER
FILTER
LINE
DRIER
TXV
8 DIAMS
MIN
INDOOR
COIL
TXV — Thermostatic Expansion Valve
NOTE: The 8 o'clock position is shown above.
Fig. 10 — TXV Sensing Bulb Location
12
*
SIGHT
GLASS
LEGEND
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