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Continuity check of high limit (eco) – State SBL85 390NE A User Manual

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Servicing should only be performed by a Qualified Service Technician

CONTINUITY CHECK OF HIGH LIMIT (ECO)

Continuity check of ECO (energy cut-out, high limit)

Black to Black wires of upper probe. Power is off.

IF.........

THEN............

Continuity is indicated

(ZERO “0.0” Resistance)

Opens at 203° F; closes at 193° F. If water is below 193° F,

continuity is correct.

Continuity is not present

(meter reads “0.L”)

Replace ECO sensor, if water temperature is below 193° F.

Water is less than 120° F

• Reset status LED should be on.

• Replace digital thermostat if control will not manually reset.

CONDITIONS:

• Power On – No Hot Water.
• Red, digital thermostat “Call for Heat” LED – On.
• Turn Power OFF.

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