Turbo Chef Technologies HHB-8028 Oven User Manual


 
D
IAGNOSING AN ISSUE
STATUS INDICATORS
Displayed in Test and Diagnostic Modes, Status
Indicators help in troubleshooting. The following
oven par
ts are repr
esented by letters at the bottom
of the display (Figur
e 26).
Door (represented by “D”)
Backlit = OPEN
Not backlit = CLOSED
Heater A (represented by left “H”)
Backlit = OFF
Not backlit = ON
Heater B (represented by right “H”)
Backlit = OFF
Not Backlit = ON
Blower (represented by “A” for “air”)
B
acklit = OFF
Not Backlit = ON
NO
TE: In Figure 26, the door is open (the “D”
is backlit), Heater A and B are on (neither “H” is
backlit) and the Blower is off (the “A” is backlit).
TESTING OPTIONS
From the Test Mode Menu (Figure 26), a service
technician can test/reference the following oven
components:
Blo
wer Motor
Fault Log
Temperature Offset
Heaters A & B
Rack Oscillator
Diagnostic Mode
Cook Counter/Time
Cumulative Operating Time
Electrical Compar
tment Temperature
Fahrenheit/Celsius Options
Serial Number
To access the Test Mode Menu:
1. Ensure the oven is in the Off or Cool-down
State.
2. Simultaneously press and hold the “Down” and
“Right
K
eys for 1 second.
NOTE: The Test Mode Menu contains two
screens. Use the “UP” and “DOWN” Keys to toggle
from screen to screen.
L
EFT
R
IGHT
 : Test Mode Menu, Screen 1 of 2
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