Duke GES-102, Руководство оператора с иллюстрированным перечнем запчастей, Страница: 75 / 107

Soft Serve Freezer Model GES-102
184559 65
15 VQM Error Codes
(continued)
Error Code Description/Action Probable Cause Remedy
L PWR OFF
(This error only
applies to Dual
Power supply
units)
Displays L POWER OFF
if the Power good relay
is not energized, for
the A/Left side of dual
power supply machines.
Action: Left side of unit
is off, and the right side
is operational
Reset Method: Auto,
once the condition has
been rectified.
1. Main power to left
side is off
2. Power good relay has
failed
3. Faulty wire
connection to power
good relay.
4. Control board issue.
1. Check to see if main circuit breaker
is tripped or unit’s main power cord is
not installed properly.
2. Check coil on power good relay with
ohm meter. If open electrically replace
relay.
3. Check high voltage wire
connections to power good relay.
Check low voltage connections going
from relay to main control board.
Check continuity through relay
contacts to ensure proper operation.
Repair any connections as needed.
4. Contact H.C. Duke & Son Technical
Support
PUMP HI PSI Displays Pump Hi PSI
if the pump pressure is
greater than 40 PSI for
10 seconds while pump
is on.
Action: Affected pump is
turned off
Reset Method: Main
Power Switch, once
the condition has been
rectified.
Note: If unit trips this
error and Pressure
relief has not opened,
check to ensure relief is
functioning properly.
1. Pump control relay
is stuck closed causing
pump motor to stay
energized.
2. Faulty Pressure
transducer/out of
calibration.
3. Faulty Control Board
1. Test to see if coil voltage is
present at pump control relay, If it
is not and pump is still running, the
control relay is stuck and needs to be
replaced. If coil voltage is present then
control board or Transducer may be
malfunctioning.
2. Attempt to calibrate the Transducer
to 0 psi and re-test unit. If unit
continues to malfunction contact H.C.
Duke & Son Technical Support.
3. Contact H.C. Duke & Son Technical
Support.