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Section 8
8-1
Models 702/741/772
Troubleshooting Guide
8
Troubleshooting Guide
Table 8-1
Problem
Probable Cause
Remedy
Page
Ref.
1. No product being
dispensed with the draw
valve open and the
control switch in AUTO.
a. The freezer door is installed upside
down.
a. Install the door correctly.
b. There is a freeze-up in the mix inlet
hole.
b. Call service technician to adjust the
hopper temperature.
_ _
c. The beater motor is out on reset.
c. Reset the freezer.
d. The beater is rotating
counterclockwise.
d. Contact service technician to correct
the rotation to clockwise.
_ _
e. The draw valve is connected to the
draw arm incorrectly.
e. The draw valve bracket must be
correctly attached to the draw arm.
f. The circuit breaker is off or the fuse
is blown.
f. Turn the breaker on or replace the
fuse.
_ _
g. Inadequate mix in hopper.
g. Fill the hopper with mix.
2. The product is too cold.
a. The temperature control is set too
cold.
a. Adjust the temperature control knob
warmer.
b. The draw handle is not fully closed.
b. The draw handle must be fully closed.
_ _
3. The product appears too
soft.
a. The temperature control is set too
warm.
a. Adjust the temperature control knob
colder.
b. Insufficient air space around the
unit (A/C).
b. Allow for adequate air flow across the
condenser.
c. The scraper blade(s) are worn.
c. Replace scraper blades regularly.
d. Dirty condenser.
d. Clean regularly.
e. The mix is out of date.
e. Use only
fresh
mix.
_ _
f. The beater is rotating
counterclockwise.
f. Contact service technician to correct
rotation.
_ _
g. Loss of water (W/C)
g. Locate cause of water loss and
correct.
h. Product is broken down from
overbeating.
h. Draw off some product to allow fresh
product to enter the freezing cylinder.
_ _
4. The mix in the hopper is
too cold.
a. The temperature is out of
adjustment.
a. Call service technician to adjust the
hopper temperature.
_ _
5. The mix in the hopper is
too warm.
a. The temperature is out of
adjustment.
a. Call service technician to adjust the
hopper temperature.
_ _
b. Hopper cover is not in position.
b. Place the cover in position.
c. The control switch is off.
c. Place the control switch in AUTO.
d. Warm mix was placed in the
hopper.
d. Mix added to the hopper must be
below 40°F (4.4°C).
_ _
6. The drive shaft is stuck
in the gear box coupling.
a. Rounded corners of drive shaft,
coupling, or both.
a. Call service technician to correct the
cause and replace the necessary
components.
Do not
lubricate the
end of the drive shaft.
_ _
Summary of Contents for 741
Page 10: ...1 6 TO THE INSTALLER Models 702 741 772 To the Installer 1...
Page 32: ...6 8 OPERATING PROCEDURES Models 702 741 772 Operating Procedures 6 Notes...
Page 38: ...9 2 PARTS REPLACEMENT SCHEDULE Models 702 741 772 Parts Replacement Schedule 9 Notes...
Page 44: ...11 4 LIMITED WARRANTY ON PARTS Models 702 741 772 Limited Warranty on Parts 11 Notes...