Montague Gas Convection Ovens HXS2-55

Disconnect electrical power to oven before servicing

Turn off gas supply to the oven

Remove screw located under the handle at the top of the control panel

Test electrical components as necessary

Place a thermometer thermocouple or a reliable mercury oven type thermometer at the center of the middle rack.

Set the cook thermostat to a temperature setting of 350°F.

Did the red heat indicator light switch off when the thermostat turned off the burner?

Allow three (3) burner on/off cycles for the temperature to stabilize.

Read the pyrometer or thermometer immediately after the “HEAT” light goes off for the third time.

Read the pyrometer or thermometer immediately after the “HEAT” light comes on the next time.

Do the average readings and the dial setting vary by more than 15°F?

Disconnect power before cleaning or servicing.

Ensure each oven section's electrical supply is disconnected.

If the unit is on casters, ensure the restraint is reconnected after moving.

Remove burner compartments access panel.

Clean dirt and lint from burner primary air opening and all air passages.

Clean lint and grease accumulation from motor air openings.

Check for any visible damage to the motor casing

Ensure ventilation openings are clear of obstructions

Is the motor running smoothly without unusual noises?

Is the thermal overload protector functioning correctly?

Are the bearings operating smoothly without signs of wear?

Disconnect electrical power to oven before servicing

Disconnect gas inlet fitting from right side of the front manifold

Remove the two screws securing the manifold to the frame

Disconnect the sensor probe cable from the probe

Disconnect the spark wire lead from the G770 Electronic Ignition Control

Disconnect the pilot burner tube from the pilot burner