Manitowoc Indigo Series Technician's Handbook page 222

NO
Feel temperature of Discharge Line
after 30 seconds into Harvest Cycle
(refer to Harvest Headmaster Diagnostics)
Headmaster is
in 100% Bypass
Refer to Symptom #2
Refrigeration Operational
Analysis Table
Headmaster is not
in 100% Bypass
Refrigerant Charge
is Incorrect
Evacuate System, Recharge &
perform Production Check
IMPORTANT
Weigh charge as you are recovering,
if incorrect evacuate & recharge,
if correct then proceed
Refrigerant Charge
is Correct
Change Headmaster