TM 9-4120-407-14
(1) Place S4 in the OFF position. Reset previous fault condition by turning the MODE switch to
OFF RESET position and then back to HEAT position again. Still maintaining
TEMPERATURE control to WARM position wait 10 seconds and place S5 in the ON position.
The following routine shall occur:
1 LED 1 shall turn off and LED 7 shall remain illuminated.
2 For the next 8 seconds: LED 5 illuminates. LED 7 remains illuminated.
3 For the next 2 seconds: LED' 5 and 7 turn off.
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4 For the next 2 seconds: LED 5 shall continue to be off. LED 7 shall illuminate.
5 Steps 2 thru 4 repeat twice. Then LED 5 illuminates and LED 7 remains illuminated. End
of routine.
(m) Place S5 in the OFF position. Reset fault by placing MODE switch in the OFF RESET position
and then back to the HEAT position. Leave TEMPERATURE control set for WARM. Wait 10
seconds then place S6 in the ON position. The following routine shall occur.
1 LED 1 shall turn OFF, LED 7 shall remain illuminated.
2 For 8 seconds: LED 6 illuminates and LED 7 remains illuminated.
3 For 2 seconds: LED' 6 and 7 turn OFF.
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4 For 2 seconds: LED 7 illuminates.
5 Steps 2 thru 4 repeat twice. Then LED 6 illuminates and LED 7 remains ON.
(n) Place S6 in the OFF position. Reset previous fault condition by turning the MODE switch to
OFF RESET position and then back to HEAT position. Place S4 in the ON position for 2
seconds and then turn S4 OFF. The following routine shall occur:
1 LED 1 shall turn off and LED 7 shall remain illuminated.
2 For the next 8 seconds: LED 4 illuminates. LED 7 remains illuminated.
3 For the next 2 seconds: LED' 4 and 7 turn off.
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4 LED 7 illuminates for 2 seconds and then turns off for 2 seconds.
5 LED' 1 and 7 shall illuminate. End of routine.
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(o) Place S5 in the ON position for 2 seconds then place S5 in the OFF position. The following
routine shall occur:
1 LED 1 shall turn off and LED 7 shall remain illuminated.
2 For the next 8 seconds: LED 5 illuminates. LED 7 remains illuminated.
3 For the next 2 seconds: LED' 5 and 7 turn off.
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4 LED 7 illuminates for 2 seconds and then turns off for 2 seconds.
5 LED' 1 and 7 shall illuminate. End of routine.
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