Face- - Split Coil Suction And Liquid Line Piping; Txv Sensing Bulb Location; Typical Evaporator Coil Connections (40Ru) - Carrier 40RU Installation, Start-Up And Service Instructions Manual

TXV
UPPER
SENSING
SPLIT BULB
15 DIAMS
AIRFLOW
10
MIN
DIAMS
8 DIAMS
Single Circuit Coil Piping Configuration - RU*07, 08
For single compressor condensing units.
Fig. 9 - - Face- - Split Coil Suction and Liquid Line Piping (Typical)
FIRST ON/LAST OFF = B
VERTICAL INSTALLATION
FIRST ON/LAST OF F = A
HORIZONTAL INSTALLATIO N
Fig. 10 - - Typical Evaporator Coil Connections (40RU)
EQUALIZER LINE
FILTER
SOLENOID
DRIER
VALVE
SIGHT
GLASS
TXV
MIN
LEGEND:
TXV – Thermostatic Expansion Valve
NOTE: Component location arrangemetshown for field installation of
sight glasses, solenoid valves, filter driers, and TXV sensing bulbs.
The TXVs and equilizer lines are factory installed.
C10688
TXV
UPPER SENSING
SPLIT BULB
AIRFLOW 15 DIAMS
10
MIN
DIAMS
8 DIAMS
TXV
SENSING
LOWER
BULB
SPLIT
AIRFLOW 15 DIAMS
10
MIN
DIAMS
Dual Circuit Coil Piping Configuration - RU*12-16
For single compressor condensing units
LEGEND
TXV — Thermostatic Expansion Valve
NOTE: The 8 o'clock position is shown above.
Fig. 11 - - TXV Sensing Bulb Location
14
EQUALIZER LINE
SOLENOID
VALVE
TXV
MIN
EQUALIZER
FILTER
LINE
DRIER
TXV
8 DIAMS
MIN
INDOOR
COIL
C10687
C10689
SIGHT
GLASS