Carrier 40MHHQ12-1 - Refrigeration Cycle Diagrams

SG-38MHRC-01 Specifications subject to change without notice. 15
REFRIGERATION CYCLE DIAGRAMS
Fig. 12 — Size 12K - 115V and 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: 33 ft/ 10 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 : 82 ft( 25 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)
PRE-CHARGED