PGC5000
PGC5000 Series Service Instructions 5 Diagnostics and troubleshooting
SI/PGC5000-EN, Rev B 13
Possible defective EPC sensor
board. Zone zeroed before
pressure stabilized at zero PSI.
Correctly zero the zone. Replace EPC sensor
Device did not communicate with
Oven Controller or go online.
Check board LEDs for error.
Device stopped communicating.
Check board LEDs for error. Check CANbus.
Failed to send executable code to
device.
Check board LEDs for error.
RTC signal missing or irregular.
Check CAN connections. Check power and
ground connections. Check chassis ground
connection to Oven Electronics door.
5.2 Power
If the Master Controller or Ovens do not power on, check for power related problems including external power, fusing, and
breaker boxes for possible issues.
5.2.1 Power failure recovery
The Master Controller and Ovens power on, but the schedule does not start. The schedule will not start until the Oven has met
the minimal temperature requirements established in the Setup Tab. For more information refer to the Operating Instructions
OI/PGC5000, which provides more information on restarts after power failure in the Power Failure setup paragraph of the
Schedule Tab section.
5.2.2 Oven LED indicators
Three Light Emitting Diodes (LEDs) located on the left front of each oven indicate the current status of the oven (see Figure 5.2).
L EDs
CLASS B OVEN
CLASS C OVEN
Fig 5.2. Oven LED Location
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