Part Number STH044 10/13 93
Charging Procedures
1. Be sure the toggle switch is in the OFF position.
2. Close the vacuum pump valve and the low side
manifold gauge valve.
3. Open the high side manifold gauge valve.
4. Open the refrigerant cylinder and add the proper
refrigerant charge (shown on nameplate) through
the discharge access valve.
5. Let the system “settle” for 2 to 3 minutes.
6. Place the toggle switch in the ICE position.
The charge is critical on all Manitowoc ice machines.
Use a scale to ensure the proper charge is installed.
MANIFOLD SET
LOW SIDE
ACCESS
VALVE
CLOSED OPEN
CLOSED
OPEN
REFRIGERANT
CYLINDER
VACUUM PUMP/
RECOVERY UNIT
HIGH SIDE
ACCESS
VALVE
CHARGING CONNECTIONS
SV3055
SCALE