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Models H71 & H84Troubleshooting Guide
Section 8 Troubleshooting Guide
PROBLEM PROBABLE CAUSE REMEDY PAGE
REF.
1. All four LED’s are flashing. a. The freezer is locked. a. See soft lock and hard lock
information.
16 -- 17
2. Soft lock message appears on
LCD.
b. More than 24 hours since the
last heat cycle.
b. Freezer must go through a
Heat Treatment Cycle every
24 hours. Freezer must now
be disassembled and brush
cleaned or placed in a heat
cycle.
17
c. Power switch is in the OFF
position.
c. Powerswitchmustbeinthe
ON position. Freezer must
now be disassembled and
brush cleaned or placed in a
heat cycle.
17
d. Freezer not in the AUTO or
STANDBY mode.
d. Freezer must be in the AUTO
or STANDBY mode. Freezer
must now be disassembled
and brush cleaned or placed
in a heat cycle.
17
e. Mix out condition. e. Hopper should be at least 1/2
full before s tarting the Heat
Treatment Cycle. Freezer
must now be disassembled
and brush cleaned or placed
in a heat cycle.
17
f. Agitator not installed. f. Agitator must be cleaned and
installed before starting the
heat cycle. Freezer must now
be disassembled and brush
cleaned.
29
g. Agitator not rotating. g. Agitator must be cleaned
before starting the heat cycle.
Disassemble freezer and
brush clean.
27
h. Insufficient mix in mix hopper. h. The level of mix in the mix
hopper must be above the mix
low probe before starting the
Heat Treatment Cycle. The
freezer must now be
disassembled and brush
cleaned.
29
3. Hard lock message appears
on LCD.
a. More than 14 days since last
brush cleaning.
a. Freezer must be
disassembled and brush
cleaned every 14 days.
16
b. A barrel or hopper thermistor
is faulty.
b. Call a service technician. 16