Error Codes - Henny Penny SCR-6 Technical Manual

1-3. TROUBLESHOOTING (Continued)
Problem
Product not done
Unit overheating
(product too dark)
Timers fail to run, or
won't turn off
Timer will not beep

1-4. ERROR CODES

Error Code
"E-6" Prob Err
"E-4" ctrl hot
"E-50" CPU Chip
"E-51" rA-CHIP
"E-53" ro-CHIP
data Err
"E-5" too hot
803
•
Low or improper voltage
•
Weak or burnt out elements
•
Points in contactor bad
•
Bad relay
•
Wire(s) loose
•
Burnt or charred connector
• Probe not properly in position
•
Check probe calibration
•
Faulty control board
•
Check contactor for not
opening
•
Low voltage
•
Faulty display board
•
Indented or torn decal
•
Faulty speaker
- The control has built-in self-diagnostic error codes that will show on the display .
Cause
•
Temperature probe failure
•
Control board temperature too hot
•
CPU RAM error
•
External RAM error
•
External ROM error
•
Scrambled memory
•
Software high limit (air temperature
too hot)
Cause Correction
•
Use a meter and check the
receptacle against data plate
•
Check heating element(s) per
Radiant Heaters Section
•
Check contactor per Contactor
Section
•
Replace relay per Relays Section
•
Tighten
•
Replace wire and clean connectors
•
Check probe position; see Thermal
Sensor Replacement Section
If probe is more than 10 o F out of
•
calibration, replace probe
•
Replace control board per Control
Board Replacement Section
•
Check for faulty contactor per
Contactor Section
•
Check voltage at receptacle to
match unit voltage
•
Check voltage at transformer
•
Replace display board
•
Replace control decal
•
Replace speaker per Speaker
Replacement Section
Correction
•
Reconnect probe to board, or
replace probe
•
Replace or clean blower
•
"E-50", "E-51", "E-53", & "E-41"
are software errors
•
Reinitialize the board, and if error
persists, replace "E-41" board
•
Change control board or contactor
•
Replace blower
SCR-6/8
1-3