Johnson Controls Y75AA4 Flame Sensor Probe 1-3/8"

SKU: Y75AA4 1-Y75AA4 Brand:
Johnson Controls
Availability:
In Stock
(0)
$16.70
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Specifications:

  • Flame Sensor Probe, 1-3/8" Probe,
  • 1/4" Tab Terminal 90 Degree.
  • Blodgett
  • Oven Mg32S, Mg3270, Mt2136G, Mt3255, Mt3855G, Mt3870.
  • Lincoln Oven Series 1000 (Except 1030) 1200
  • Middleby Marshall Oven Ps300, Ps350.

Description

The Johnson Controls Y75AA4 Flame Sensor Probe 1-3/8" is used to monitor the functionality of gas burners in commercial equipment by measuring the presence of flames. It works by providing an electrical signal to the control system, whereby gas flow is regulated depending on its detection. The probe is mounted next to the burner assembly, but in a position that it can sense the flame correctly. Its constant flame monitoring is a way to ensure a safe ignition and correct burner operation.

Dimensions:

  • Weight: 0.03 lbs
  • Length: 4 in
  • Height: 0.1 in
  • Width: 0.1 in

BLODGETT:

M0415

FRANKLIN CHEF:

7912127

HENNY PENNY:

81786

LANG:

41100-07 LG41100-07

LINCOLN:

369075

MIDDLEBY MARSHALL:

27170-0018 M0415

VOLLRATH:

369075 VOL369075

Step1: Disconnect electrical power and shut off the gas supply to the oven before servicing.

Step2: Remove the access panel and locate the existing flame sensor near the burner assembly.

Step3: Disconnect the sensor wire and remove the mounting screw securing the old sensor.

Step4: Install the new flame sensor in the same position and tighten the mounting hardware.

Step5: Reconnect the wire terminal securely.

Step6: Restore power and gas, then test ignition cycle to verify proper flame detection and safe operation.

  • What maintenance is required for the Johnson Controls Y75AA4 Flame Sensor?

    The oven flame sensor should be cleaned regularly to remove carbon buildup that can interfere with flame detection accuracy. Inspect the probe for corrosion, cracking, or warping. Ensure the terminal connection is tight and free of oxidation. Proper maintenance assists maintain accurate flame sensing and better burner operation.

  • What are common issues with the Johnson Controls Y75AA4 Flame Sensor?

    • Corroded or oxidized probe reducing sensitivity.
    • Intermittent burner shutdown or ignition lockout.
    • Misalignment of probe in flame path.
    • Signal degradation leading to inconsistent operation.

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