American Dryer Corp. ADS-464 II - Manual (Page 49)

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• If RTD (Resistive Temperature Device) probe is defective, replace the probe.
NOTE: If ALL systems check out fine, call the ADC Service Department at (508) 678-9000.
2. No Control Power (“Blue” Light Off)
a. PROBABLE CAUSES;
1) Line voltage from main fuse disconnected.
2) Main disconnect on the dryer is turned off.
3) OL11 (overload #11) tripped.
4) Fuse #1 is blown.
b. POSSIBLE SOLUTIONS;
1) Verify main line voltage to dryer
• If line voltage is present go to paragraph #2 below.
• If line voltage is not present check fuse disconnected and retest.
2) Attempt to turn the dryer main power handle to the “ON” position
• If the switch does not engage, verify that sprinkler power is “ON” (“red” light on main door).
• If “NO,” refer to paragraph #1 above.
3) Open main enclosure and verify that OL11 has not tripped
• If “YES,” check circuit, restart and test.
• If “NO,” go to section #3 on page 46.
• Verify that fuse #1 has not blown, check that the “RED” L.E.D. (light emitting diode) indicator
is off.
• If “ON” (fuse block L.E.D. “ON”), check circuit, replace fuse and test.