Manitowoc QuietQube Indigo Series Technician's Handbook page 127

Freeze Cycle Refrigeration System Operational Analysis Tables
Operational Analysis
Ice Production
Installation and Water System
Ice Formation Pattern
See "QuietQube® Models - Ice
Formation Pattern" on page 135
Top Half _________________
or Left
Bottom Half ______________
or Right
Twin Expansion Valve – I1470C/I1870C/I2170C Models
1
Published 24-hour ice production __________
Calculated (actual) 24-hour ice production __________
NOTE: The ice machine is operating properly if the ice fill pattern is normal
and ice production is within 10% of charted capacity.
See "QuietQube® Models - Ice Production Check" on page 131
All installation and water-related problems must be corrected before proceeding with chart.
Ice formation is
extremely thin on outlet
of one
evaporator
-or-
No ice formation on top
of one
evaporator
2
Ice formation is
normal
-or-
Ice formation is
extremely thin on outlet
extremely thin on the
of one or both
evaporators
-or-
No ice formation on
No ice formation on one
one or both
evaporators
3
Ice formation
is normal
-or- Ice formation
Ice formation is
inlet of one No ice formation on
evaporator both evaporators
-or-
evaporator
4
is normal
-or-