CLEVELAND RANGE OGS 20.20
SEQUENCE OF OPERATIONS
When using these instructions refer to the OGS 20.20 wiring schematic.
1When 120 VAC is applied to the combi, it is sent to the Power Control Switch (S1).
2When the Power Control Switch (S1) is closed a The red light in the switch is energized.
b 120 VAC is sent through the Z1 Filter and the 20 amp fuse (F10.1) to L1 and L2 on the Motor Drive (U10.1)
c 120 VAC is sent through the Z2 Filter and the 20 amp fuse (F10.2) to L1 and L2 on the Motor Drive (U10.2)
d 120vac is sent through the 2 amp fuse (F1.1) to
•The primary of the Upper Hot Air 24v Transformer (T1)
◊24 VAC is sent from the secondary of the transformer to the Upper Hot Air Burner Control (N20)
•The primary of the Lower Hot Air 24v Transformer (T3)
◊24 VAC is sent from the secondary of the transformer to the Lower Hot Air Burner Control (N22)
•To terminal 12 of connector X1 on the Hot Air Burner Control (N20)
•To terminal 12 of connector X1 on the Lower Hot Air Burner Control (N22)
•The 12 VDC Power Supply (G1)
◊12 VDC is sent to terminals 1 and 2 of connector X20 on the Gas Board (A20)
◊12 VDC is sent to terminal 3 and 4 of connector X10 on the Control Board (A10)
•To terminal 2 of connector X1 on the Hot Air Power Burner and Fan Control (U20)
•To terminal 2 of connector X1 on the Lower Hot Air Burner and Fan Control (U22)
•To terminal 1 of connector X12 on the Control Board (A10)
eWith 120 VAC to the Control Board (A10) The Operation Board (A11) is energized
•An alarm will sound for one second
•All the LED’s and the display will energize one at a time.
•“STARTING” will be displayed for 3 seconds
•“Please wait” will be displayed
•The international model number will be displayed
•The time and date will be displayed and this will continue until the on/off switch is depressed.
3When the ON/OFF is depressed with the combi in the steam mode a The display will show the set temperature and set time.
4With the combi in the steam mode with time on the timer, the door closed and the start switch is depressed