9-2
3177885 Thelco Oven
Thermo Electron Corporation
Section 9
Parts Replacement
1. Disconnect power.
2. Remove back panel screws.
3. Remove screws in front which secure lower oven floor and lift out.
4. Pull probe straight out.
5. Open control panel by removing top screws which secure it and
disconnect probe terminals.
6. Replace with new probe, reinstall in reverse order.
1. Disconnect power.
2. Remove screws in front which secure lower oven floor and lift out.
3. Disconnect heater terminals and heater mounting screws, remove
heater.
4. Detach blower wheel from motor shaft.
5. Open control panel by removing top screws which secure it and
disconnect motor terminals.
6. Remove motor mounting bracket from underside of oven. Turn oven
on its back or side to facilitate this removal.
7. Replace with new motor, reinstall in reverse order.
1. Disconnect power.
2. Open control panel by removing top screws which secure it and
disconnect leads to control pcb.
3. Remove adjustment knob from potentiometer shaft.
4. Remove control pcb from standoffs.
5. Replace with new control PCB.
6. Reinstall in reverse order.
Probe Replacement
Motor Replacement
(Mechanical Models)
Control Replacement
(Analog Models)
