Tetra Pak Hoyer Frigus 400, Manual

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8-3
Tetra Pak
Hoyer
F40 03 HB 00
• Ice cream too hard • Turn on or increase hot gas
supply.
• The mixer shaft is
malfunctioning.
Problem
Cause Remedy
Mix cooling problematic
start-up
Ice-cream too soft
• Scrape blades worn
• Reduction gear broken.
• Condenser out of or low on
water.
• Hot water
• Refrigerator unit fault
• Sharpen or replace, following
correct fitting procedure.
• Replace
• Check water supply
• Check water temperature.
• Call qualified refrigerator
technician
• Excessive hot gas.
• Excessive ice-cream
production rate
• Imput mix too hot
• Water supply to condenser
insufficient
• Condenser cooling water too
hot.
• Ice cream outlet valve too
open.
• No coolant gas.
• Coolant gas filter blocked.
• Refrigerator unit fault
• Reduce hot gas supply
• Reduce pump speed
• Check that mix is at 4°C.
• Check water supply. Adjust
pressure valve(if present) as
explained in the”Refrigerator
unit maintenance” section.
• Check temperature of tower
water
• Increase pressure on ice-
cream outlet pad.
• Check for leaks in refrigerator
unit and reset gas charge.
• Replace filter
• Call refrigerator techniccian