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32
Model H63Troubleshooting Guide
PROBLEM PROBABLE CAUSE REMEDY
PAGE
REF.
2. Hard loc k message
appears on LCD.
a. There has been a
thermistor failure (freezing
cylinder, hopper, or glycol)
during the heat treatment
process.
a. Th e fr eezer m ust be
disassembled and brush
cleaned.
13
b. More than 14 days since
last brush cleaning.
b. Th e fr eezer m ust be
disassembled and brush
cleaned every 14 days.
13
3. No product being
dispensed with draw valve
open and machine in t he
AUTO mode.
a. There is a f reeze-up in the
mix inlet hole.
a. Call a service technician
to adjust hopper
temperature.
-- -- --
b. Th e assembled a ir t ubes
are i nstalled i ncorrectly.
b. In stall in the mix inlet hole,
using the end with the
hole in i t. Pin on inner air
tube must be posit ioned at
the bottom of notch in the
outer air tube.
23
c. Beater rotating
counter- clockwise.
c. Contact service technician
to correct rotation to
clockwise.
-- -- --
d. There is an inadequate
amount of mix in the
hopper.
d. Fill the hopper with mix. 23
4. The p roduct is t oo st if f. a. Improper lubr ication of
torque rotor o-rings.
a. Lubric ate the o-rings
properly.
19
b. Improper c onsistency
control adjustment.
b. Pr oduct, with no syrup
blended ( vanilla), should
be dis pensed at 26_ to
28_F. (-3.3_ to -2.2_C.).
11
c. The torque rotor is
binding.
c. Before installing the
torque arm, check to s ee
if the torque rotor can be
rotate d fr eely without
binding.
21
d. Torque arm not inst alled. d. Install torque arm. 21