Belshaw Brothers TG 50 - Manual (Page 53)

November 1999 39 COUNTER TOP IMPINGER
149C/300F
121C/250F
93C/200F
177C/350F 240C/400F
450F/232C
500F/260C
550F/288C
CALIBRATION MARK
5. Turn the temperature control knob to 500°F (260°C) and calibrate the temperature control board.
Adjust the top potentiometer only (see diagram Pg. D5) so the unit cycles at 500°F ± 10°F (490°F -
510°F).
6. Turn the temperature control knob to 550°F and verify that the oven will cycle at 550°F (288°C) ±
10°F.
7. Replace the control box cover and check operation.
TEMPERATURE CONTROL BOARD
AIR SWITCH
CONTROL BOX
HI-LIMIT
CONVEYOR DRIVE MOTOR
TRANSFORMER