Middleby Marshall Cooking Equipment PS670G

Pre-Cleaning and Servicing Preparation

Switch off the oven and allow it to cool

Turn off the electric supply circuit breaker(s) and disconnect the electric supply to the oven

If necessary, disconnect the gas supply connection before moving the oven

Check that the oven is cool and the power is disconnected

Remove the crumb trays and drive motor shroud from the oven

Lift the drive end of the conveyor slightly and push it forward into the oven to remove tension from the drive chain

Remove the drive chain from the conveyor sprocket

Pre-Maintenance Safety Procedures

Switch off the oven and allow it to cool

Turn off the electric supply circuit breaker(s) and disconnect the electric supply to the oven

If necessary, disconnect the gas supply connection before moving the oven

Return the oven to its original location if it was moved

Reconnect the gas supply for gas ovens

Reconnect the electrical supply

Reconnect the restraint cable if it was disconnected

Switch off the oven and allow it to cool

Turn off the electric supply circuit breaker(s) and disconnect the electric supply to the oven

If necessary, disconnect the gas supply connection before moving the oven

Check that the oven is cool and the power is disconnected

Clean the outside of the oven with a soft cloth and mild detergent

Clean the motor shroud and rear grills using a stiff nylon brush

Check that ALL cooling fans are operating properly

Pre-Maintenance Safety Procedures

Switch off the oven and allow it to cool

Turn off the electric supply circuit breaker(s) and disconnect the electric supply to the oven

If necessary, disconnect the gas supply connection before moving the oven

Check that the oven is cool and the power is disconnected

For gas ovens, clean and inspect the burner nozzle and electrode assembly

Check and clean the oven venting system if necessary

Check the conveyor drive shaft bushings and spacers and replace if worn