User's Manual
18
Models 345, 346, 349, 355Important: To the Operator
060801
Finding Current Fault Conditions
Screen B is FAULT DESCRIPTION. The fault
description will indicate if there is a fault in one of the
freezing cylinders. When the actual fault is corrected,
the warning tone will stop. Only items 9 and 10 require
pressing the OFF/<--- key to clear the fault message
and the warning tone.
Fault Messages
Beater Overload Beater is out on overload.
Chk Refrig Sys Psi Compressor is out on high
head pressure (or low
suction pressure = option
that applies to some units)
Thermistor Short Shorted thermistor probe.
Thermistor Open Open thermistor probe.
H2O Pressure Low Water pressure is low.
CO2 Pressure Low CO
2
pressure is low.
Syrup Pressure Low Syrup is no longer present.
BRLTemp2High Freezing cylinder
temperature is above 120_F
(49_C).
BRL Not Cooling Freezing cylinder is not
cooling after 5 minutes.
No Fault Found No fault conditions are
apparent.
The following are explanations of the possible faults
and the display screens.
Lines 2 and 3 indicate the faults found in the left and
right freezing cylinders respectively. The screen below
indicates that no faults exist on either side. To see if
there is more than one fault, press the +++ key.
Note: On a Model 349, faults for freezing cylinders 1
and 2 are shown on the first screen. Press the SEL key
to read fault messages for freezing cylinders 3 and 4.
1. NO FAULT FOUND - No fault conditions are
apparent.
FAULT DESCRIPTION
L: NO FAULT FOUND
R: NO FAULT FOUND
CLR +++ SEL
2. BEATER OVERLOAD - Beater motor is out on
overload. When this fault occurs, the machine
automatically turns off. The fault clears when
the condition is corrected.
FAULT DESCRIPTION
L: BEATER OVERLOAD
R: BEATER OVERLOAD
CLR +++ SEL
3. CHK REFRIG SYS PSI - Compressor is out on
high head pressure (or low suction pressure =
option that applies to some units). When this
fault occurs, the machine automatically turns
off. The fault clears when the condition is
corrected.
FAULT DESCRIPTION
L: CHK REFRIG SYS PSI
R: CHK REFRIG SYS PSI
CLR +++ SEL
4. THERMISTOR SHORT - One or both of the
barrel (freezing cylinder) thermistor probes are
faulty.
FAULT DESCRIPTION
L: THERMISTOR SHORT
R: NO FAULT FOUND
CLR +++ SEL
5. THERMISTOR OPEN - One or both of the
barrel (freezing cylinder) thermistor probes are
faulty.
FAULT DESCRIPTION
L: THERMISTOR OPEN
R: NO FAULT FOUND
CLR +++ SEL