THERMOSTAT, Oven Cavity HI-LIMIT

Belshaw Brothers TG 50 manual THERMOSTAT, Oven Cavity HI-LIMIT

1.Remove control box cover.

2.Remove oven back assembly. (See OVEN BACK)

3.Remove two (2) wires from thermostat.

4.Remove retaining nut from the front of thermostat and remove thermostat.

5.Remove capillary tube from wire form in back of oven and remove assembly out through control box side.

6.Reassemble in reverse order. Check for proper routing through insulation. Be sure capillary tube is held securely in the wire form and the reset button has been pushed in and set.

NOTE: All excess capillary tubing should be brought back into control box area. Be certain to replace insulation seal when oven back is re-installed.

7.Check operation.

AIR PRESSURE SWITCH - REPLACEMENT

1.Remove control box cover.

2.Remove two (2) wires.

3.Remove air tube (note location).

4.Remove four (4) screws and replace air switch.

5.Reassemble in reverse order and check operation.

NOTE: Make sure to use rubber grommets when installing air switch.

ADJUSTMENT SCREW

AIR PRESSURE SWITCH - ADJUSTMENT

1.Apply power to oven, turn temperature control potentiometer to max. and allow 30-minutes preheat for temperatures to stabilize.

2.Remove air tube and with a volt meter verify that contactor for heater elements opens.

3.WITH POWER ON: Re-connect tube and check voltage across the air switch making sure that there is no voltage drop and it remains steady. Adjust as needed. (See Picture, verify adjustment screw has not vibrated out).

NOTE: Allow 30 minutes preheat.

THERMOSTAT, CONTROL BOX HI-LIMIT

1.Remove control box cover.

2.Remove two (2) wires.

3.Remove two (2) screws and replace

4.Reassemble in reverse order and check operation. NOTE: Make sure reset button has been pushed and set.

November 1999

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