Carrier 38MHRCQ24AA3 - REFRIGERATION CYCLE DIAGRAMS (CONT); Refrigerant Flow Diagram for 18 K Unit

SG-38MHRC-01 Specifications subject to change without notice. 17
REFRIGERATION CYCLE DIAGRAMS (CONT)
Fig. 14 — Size 18K - 208/230V
T4
T3
TP
T2
T1
INDOOR UNIT
Indoor heat
exchanger
Cross ow fan
Deoxidized copper pipe
Outer dia: 0.25 in(
6.35 mm)
{
{
Sectional shape
of insulation
Allowable height
dierence: 65.6 ft/ 20 m
Allowable pipe length
Capillary
Strainer
Propeller fan
Outdoor heat
exchanger
Compressor
Muer
4-way valve
Muer
Deoxidized copper pipe
Outer dia: 0.5 in(
12.7
mm)
{
{
Pressure measurement
Gauge attaching port
Vaccum pump connecting port
Max : 98.4 ft( 30 m)
Min : 10 ft( 3 m)
Pre-charged: 25 ft( 7.5
m
Charge : 0.161 oz/ft
OUTDOOR UNIT NOTE: Gas leak check position
Refrigerant ow (Cooling = solid arrow)
Refrigerant ow (Heating = dashed arrow)
10