Manitowoc INDIGO NXT QUIETQUBE 816 Manuel D'installation, D'utilisation Et D'entretien page 21

Section 2
A check valve is present in the compressor discharge
line. The check valve requires evacuation connections at
4 points.
Ice Machine Head Section
1. Low Side Access Valve
2. High Side Access Valve
ICVD Condensing Unit
3. Compressor Discharge Access Valve
4. Suction Filter Access Valve
Connection of a manifold gauge set (or a hose with core
depressors on both ends) between the suction filter
access port and the compressor access valve (located
between the compressor and discharge line check
valve) is required.
CONNECT MANIFOLD GAUGE SET OR HOSE
CHECK VALVE WITH CORE DEPRESSORS ON BOTH ENDS
C
O
N
D
E
N
S
E
R
CONNECT VACUUM PUMP TO LINE SET
Part Number 000007924 5/14
LINESET
CONNECTION
LOCATION
SHUT OFF VALVES
Step 6 Open Lineset and Receiver Valves
You will not hear refrigerant flow when the valves are
opened. Refrigerant will not flow until the ice machine is
started and the solenoid valve opens.
• All valve caps must be reinstalled, tightened and leak
checked to assure no refrigerant leakage exists.
• Counterclockwise opens all valves:
A. Refer to chart and open the suction and liquid
line shut off valves the correct number of 360
turns.
Valve Tubing Size
3/8"
1/2" 5/8" 3/4"
7/8"
B. 30" single evaporator machines only - Open the
receiver service valve until backseated. Some
models may have two receivers, although one
receiver service valve is used.
USE ALLEN WRENCH
TO OPEN (TURN
COUNTERCLOCKWISE)
LIQUID AND SUCTION
LINE SHUT OFF
VALVES, OPEN
RECEIVER SERVICE
VALVE WITH
REFRIGERATION
WRENCH
30" Single Evaporator Models
USE ALLEN WRENCH
TO OPEN (TURN
COUNTERCLOCKWISE)
LIQUID AND SUCTION
LINE SHUT OFF
VALVES
Ice Beverage Models
Installation
Number of Turns To Open
6
10
14
.
.
°
21