Back Bar Service Manual
Return to Table of Contents Troubleshooting Guide - Electrical System Page 4-4
Dixell Control: LED
Controller display is
flashing “HA”. Maximum
temperature alarm.
(continued)
Incorrectly wired harness and/or
internal wiring connections.
Verify wiring per wiring diagram,
Section 7.2. Reconnect wires if needed.
Evaporator fan is not running.
Refer to Evaporator fan is not running
Evaporator coil has iced over.
Remove ice per Section 6.5.
Condensing coil is not clean.
Clean with soft brush and vacuum.
Fins are bent or damaged.
Probe is not connected to the control.
Reconnect probe per Section 7.5.4.
Sealing compound does not form a
complete seal.
Door gasket is damaged or out of place.
Refer to Section 1.1 and 8.6.
Condensate drain line/air trap is not
positioned properly.
Reposition in loop. See Figure 6-3.
Refrigeration/Charge level is
too low.
Check for leaks, repair, and recharge
per Section 6.13 and 6.16.
This is a critically charged system,
recharging should only be done
when all other options have been
thoroughly checked.
Dixell Control: LED
Controller display is
flashing “LA”. Minimum
temperature alarm.
Internal compartment has exceeded the
low temperature alarm preset value for
over 30 minutes.
Incorrect control settings.
Return to factory settings.
See 7.5.1 and 7.5.2.
Refer to Table 7-5 for resistance values.
Replace probe if needed. See Section
7.5.4.
Refer to Control not functioning
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