Emerson ZX - Leak Checking and Evacuation

4
4
AIRFLOW
AIRFLOW
MP
HP
R22
LP
ZX UNIT
4 port Guage Manifold
L
H
Shraeder conn.
Interconnecting
Piping
(Insulated)
LL Solenoid valve
Expansion valve
Evaporator
Note: Remove both
schraeder cores before
evacuation & charging.
Vacuum guage
Clean (new)
refrigerant
Vacuum Pump
Main service connection
size = 3/8"
Suction service hose.
size = 1/4"
Liquid/discharge service hose
size = 1/4"
5000
1500
1000
700
400
300
200
100
50
ATMS
GOOD
MICRONS
VACU UM G AU GE
O
N
O
F
F
Supco
VG-60
10.0 Leak Checking and Evacuation (See Fig.16 )
27