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17
DIAGNOSING AN ISSUE
To help in troubleshooting, this section contains
information on
Fault Codes: Descriptions, Clearing Instructions,
and Troubleshooting
Control Display and Key Identification
Oven States and Menu Access
Status Indicators
Testing Options
FAULT CODES: DESCRIPTIONS, CLEARING
INS
TRUCTIONS, AND TROUBLESHOOTING
The High h Batch oven continually monitors and
logs fault conditions. For instructions on viewing
the Fault Log, see page 24.
The F
ault Log
Logs each fault up to 255 instances befor
e
rolling back to zero.
Incr
ements when a fault is detected, but does
not decrement when the fault is cleared (whether
through service or some other action).
Reference Figure 23 (below) to determine when
(i.e., which oven state) a fault can occur.
F1: BLOWER (Blower Running Status Bad)
This fault will display when the Blower Motor
Controller indicates no running status. The oven
responds to this fault by terminating a Cook Cycle
and/or reverting to the Off State. The oven will
automatically attempt to restart every 2 seconds
until the fault is cleared.
To clear this fault:
1. Turn the oven on. The Control System may be
able to successfully restart the Blower Motor.
2. Test the Blower Motor from the Test Mode
Menu (for instructions, see page 24).
Troubleshooting this fault:
To troubleshoot an F1 Fault, see the diagram
on page 18.
F2: LOW TMP (Cook Temperature Low)
This fault will display if the Cook Chamber
temperature is more than 84°F (47ºC) below the
set temperature after 5 seconds into a Cook Cycle.
To clear this fault:
Try cooking again. If the Cook Chamber
temperature is within 84°F (47ºC) of the set
temperature, the fault will clear.
Troubleshooting: F2 Fault
To troubleshoot an F2 Fault, see the diagram
on page 19.
FAULT CODE AND WHEN ACTIVE REFER TO
DESCRIPTION W
arm-up Ready to Cook Cool Down Off State
F1: B
lo
w
er R
unning S
tatus Bad* x x x x Page 17
F2: Cook Temperature Low* x x Page 17
F6: EC
Temperature High x x x x Page 20
F7:
Thermocouple O
pen
x
x x Page 20
F8: Heat Low x x Page 20
*Will terminate a Cook Cycle upon discovery.
: Fault Code Description Table