Manitowoc ICVD3095, Technician'S Handbook

Page: 279 / 350

Part Number Preliminary 6/11 279
2. Close the vacuum pump valve, the low side
service valve, and the low side manifold gauge
valve.
3. Open the high side manifold gauge valve.
4. Open the charging cylinder and add the proper
refrigerant charge (shown on nameplate) through
the discharge service valve.
5. Let the system “settle” for 2 to 3 minutes.
6. Close the high side on the manifold gauge set.
7. Press the power button.
8. Add any remaining vapor charge through the
suction service valve (if necessary).
NOTE:
Manifold gauges must be removed properly to
ensure that no refrigerant contamination or loss
occurs.
9. Make sure that all of the vapor in the charging
hoses is drawn into the ice machine before
disconnecting the charging hoses.
A. Run the ice machine in freeze cycle.
B. Remove the high side low loss fitting from the
access valve.
C. Open the high and low side valves on the
manifold gauge set. Any refrigerant in the
lines will be pulled into the low side of the
system.
D. Allow the pressures to equalize while the ice
machine is in the freeze cycle.
E. Remove the hoses from the ice machine and
install the caps.