ELECTRIC COMBI OVEN - REMOVAL AND REPLACEMENT OF PARTS
POWER SUPPLY BOARD
AND TRANSFORMER
WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AT THE MAIN CIRCUIT BOX. PLACE A TAG ON THE CIRCUIT BOX INDICATING THE CIRCUIT IS BEING SERVICED.
1.Remove the right side panel as outlined under
“COVERS AND PANELS”.
2.Disconnect lead wire connections and ribbon cable from the board.
3.Loosen the two nuts securing the assembly to the mounting bracket and lift the assembly off the bracket.
4.Reverse procedure to install.
NOTE: Ensure transformer tap wire is in the position that corresponds to the machine data plate voltage. Refer to the “power supply board and transformer (1T) “ component on the wiring diagram for proper connection of the individual lead wires.
CONTACTORS
WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AT THE MAIN CIRCUIT BOX. PLACE A TAG ON THE CIRCUIT BOX INDICATING THE CIRCUIT IS BEING SERVICED.
1.Remove the right side panel as outlined under
“COVERS AND PANELS”.
2.Disconnect lead wires for the contactor being replaced.
3.Remove the jumper bars from the contactors.
4.Pull the locking tab out at the contactor base to release the catch and remove contactor from mounting bracket.
5.Reverse procedure to install.
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