Manitowoc Ice Q - Manual (Page 27)

Section 2 Installation Instructions
Part Number 000001530 2-17
Step 6 Open The Valves Prior To Starting The Ice
Machine.
The suction line, liquid line and receiver service valves
are closed during shipment and installation. Open the
valves prior to starting the ice machine.
A. Slowly backseat (open-turn counterclockwise)
the suction line shut off valve.
B. Slowly backseat (open-turn counterclockwise)
the liquid line shut off valve.
C. Slowly backseat (open-turn counterclockwise)
the receiver service valve.
NOTE: You will not hear refrigerant flow when the valves
are opened. Refrigerant will not flow until the toggle
switch is placed in the ice position and the liquid line
solenoid valve opens.
OPEN SUCTION AND LIQUID LINE SHUT OFF VALVES
Verify O-ring in schrader valve caps are intact and
reinstall on shut off valves to prevent refrigerant leakage.
Replace shut off valve access caps and torque to the
following specifications.
Torque Value’s
Replace cap on receiver service valve and tighten.
Open Receiver Service Valve
There is a liquid line solenoid valve at the outlet of the
receiver; refrigerant will not flow to the condensing unit
until the ice machine head section is started. Connect
power to both the ice machine head section and the
CVD condensing unit. Place the ICE/OFF/CLEAN toggle
switch into the ICE position, this will allow refrigerant to
enter the line set and condensing unit.
! Caution
After opening suction, discharge and receiver service
valves, refrigerant pressure will not be detected until
the toggle switch is placed in the ice position and the
cool vapor solenoid valve energizes.
USE ALLEN WRENCH TO OPEN
(TURN COUNTERCLOCKWISE)
LIQUID AND SUCTION LINE SHUT
OFF VALVES
SV1769C
Important
All refrigeration valve caps must be reinstalled to
prevent future refrigeration leaks.
Stem 18-20 ft. lbs.
Caps 12-15 ft. lbs.
Schrader Core 1.5-3 in. lbs.
TURN
COUNTERCLOCKWISE
SV1756
RECEIVER SERVICE VALVE CAP
(TURN COUNTERCLOCKWISE
TO REMOVE)