F6: Ec Temp (Electrical Compartment Temperature High); F7: Thermo (Thermocouple Open); F8: Heat Low - TurboChef High h batch 2 Service Manual

24 DIAGNOSING AN ISSUE
High-limit
reset button
F i g u re 2 6 : Location of High-Limit Thermostat Reset Button
F6: EC TEMP (Electrical Compartment
Temperature High)
This fault displays if the electrical compartment
(EC) temperature exceeds 158°F (70°C). The
control system checks the EC thermocouple
once per minute.
NOTE: This fault will not terminate a cook cycle.
To clear this fault:
The EC temperature must recede below
158°F (70°C).
Troubleshooting: F6 Fault
To troubleshoot an F6 Fault, see the diagram
on page 30.

F7: THERMO (Thermocouple Open)

This fault will display if the control system detects
that the cook chamber (CC) thermocouple is open
(reads 999°F/C).
To clear this fault:
The control system must detect continuity on
the thermocouple circuit.
Troubleshooting: F7 Fault
To troubleshoot an F7 Fault, see the diagram
on page 30.

F8: HEAT LOW

This fault will display if the cook chamber tempera-
ture fails to rise at least 35°F (18ºC) over a five
minute period during warm-up.
NOTE: This fault will not log; rather, it will
display an error message during warm-up.
Troubleshooting: F8 Fault
To troubleshoot an F8 Fault, see the diagram
on page 31.