PROBLEM | PROBABLE CAUSES | CORRECTIVE ACTION | |
| B. Failed controller. | B. Replace controller. | |
| A. Failed blower centrifugal switch. | A. If voltage is not present, replace | |
| Test: Check for 24VAC at bottom | blower. | |
|
| ||
| 24VAC terminal of ignition |
| |
Burner will not light; | module (wire 7C). |
| |
trouble light is on, | B. Failed ignition module or gas | B. If either is not present, replace | |
blower is running | valve. | the module. | |
continuously. | Test: Check for 24VAC output | If both are present, replace the | |
| |||
| from module to gas valve, and for | gas valve. | |
| high voltage spark from module to |
| |
| ignitor. |
| |
| A. Dirty blower inlet and fan. | A. Clean blower. | |
Burner produces | B. Vent tube on gas valve is clogged, | B. Remove and clean vent tube. | |
causing high burner gas pressure. |
| ||
popping sound when |
| ||
C. Cracked/broken ceramic tiles in | C. Replace burner. | ||
lighting. | burner. |
| |
|
| ||
| D. Failed ignitor. | D. Replace ignitor. | |
| A. Controller not turned on. | A. Turn on controller. | |
| B. Cooker power cord not plugged in. | B. Plug power cord into appropriate | |
|
| outlet. | |
Controller display is | C. Main circuit breaker tripped. | C. Reset main circuit breaker. | |
D. Failed transformer. | D. If voltage is incorrect, replace | ||
blank. | |||
| transformer. | ||
| Test: Check for 24VAC on | ||
|
| ||
| transformer secondary. |
| |
| E. Failed controller. | E. Replace controller. | |
| A. Operator error. | A. Demonstrate proper operating | |
| Test: Verify correct cook time is | procedure to operator. | |
|
| ||
| programmed. Press START |
| |
| button. |
| |
| B. Failed controller. | B. If timer does not count down, | |
Controller does not | Test: Verify correct cook time is | replace controller. | |
| |||
programmed. Press the START |
| ||
count down. |
| ||
button. |
| ||
|
| ||
|
|
|