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Section 2 Installation Instructions
Part Number 000007644 3/11 10
Refrigeration System Installation
Remote Condensing Unit Only
USAGE WITH NON-MANITOWOC
CONDENSING UNITS
Manitowoc Remote Condensing Units are specifically
designed for usage with a QuietQube® Ice Machine
Head Section. Standard condensing units and Non-
Manitowoc condensing units are not approved for use
with a QuietQube® Ice Machine Head Section.
Factory Equipment Refrigeration Amounts
ICE MACHINE HEAD SECTION
Each ice machine condensing unit ships from the factory
with a R-404A refrigerant charge appropriate for the
entire system operation. The serial tag on the ice
machine indicates the refrigerant charge. The refrigerant
charge is sufficient to operate the ice machine in
ambient temperatures between -20°F (-28.9°C) and
120°F (48.9°C). With line set lengths of up to 100 feet
(30.5 m).
REFRIGERATION LINE SETS/TRAP KIT
Refrigeration Rated Tubing and Trap Kits are shipped
capped with atmospheric pressure.
QuietQube®
Ice Machine
Remote
Condensing Unit
Line Set*
RF1200C
RF2300C
RCU1075C
RCU2375C
RC-21
RC-31
RC-51
*Line Set Suction Line Liquid Line
RC 21/31/51
5/8 inch
(15.9 mm)
3/8 inch
(9.5 mm)
Important
Manitowoc remote systems are only approved and
warranted as a complete new package. Warranty on
the refrigeration system will be void if a new ice
machine head section is connected to pre-existing
(used) tubing or condensing units or vice versa.
!
Caution
The 60-month compressor warranty (including the 24-
month labor replacement warranty) will not apply if the
Manitowoc Ice Machine and Manitowoc Remote
Condensing Unit are not installed according to
specifications. This warranty also will not apply if the
refrigeration system is modified with a condenser,
heat reclaim device, or other parts or assemblies not
manufactured by Manitowoc Ice.
!
Warning
Potential Personal Injury Situation
The QuietQube Condensing Unit contains the
refrigerant charge. Installation and brazing of the line
sets must be performed by a properly trained and
EPA certified refrigeration technician aware of the
dangers of dealing with refrigerant charged
equipment.
!
Caution
Never add more than nameplate charge to the
refrigeration system for any application.
!
Warning
Installation of a QuietQube® Condensing Unit may
require the use of special equipment for placement.
Trained and qualified personnel are required for
proper rigging and lifting.