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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;
1a) Line voltage from main fused disconnected.
2a) Main disconnect on the dryer is turned off.
3a) OL11 (overload #11) tripped.
4a) Fuse #1 is blown.
b. POSSIBLE SOLUTIONS;
1b) Verify main line voltage to dryer
• If line voltage is present go to paragraph #2b below.
• If line voltage is not present check fused disconnect and retest.
2b) 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 #1b 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 54.
• Verify that fuse #1 has not blown, check that the “RED” L.E.D. indicator is off.
• If “on” (fuse block L.E.D. “ON”), check circuit, replace fuse and test.