SECTION 5 - REFERENCE

 

 

 

SECTION 5

 

 

 

REFERENCE

 

 

 

25-point preventative maintenance checklist

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]

1.

Check and clean (blow out) machinery/control compartment.

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]

2.

Check and clean (blow out) main blower motors.

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]

3.

Check and clean (blow out and brush) axial fans.

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]

4.

Check burner blower motor and fan operation.

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]

5.

Check and clean igniter assembly.

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]

6.

Check and clean all orifices.

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]

7.

Install pilot tee if oven is not so equipped.

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]

8.

Check gas pressures; adjust as necessary.

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]

9.

Check air-fuel mixture; adjust as necessary.

[

] 10.

Check ignition cable for signs of deterioration.

[

] 11.

Check and tighten all electrical connections.

[] 12. Inspect conveyor belt for damage; repair as necessary.

[] 13. Inspect conveyor frame pivot plates.

[] 14. Inspect conveyor shaft bushings - Replace drive side bushing.

[] 15. Check conveyor drive chain tension; adjust as necessary.

[] 16. Verify proper air finger arrangement; correct as required.

[] 17. Inspect and clean (vacuum) conveyor motor and motor brushes.

[ ] 18. Inspect conveyor motor sensor and magnet; verify correct spacing; adjust as necessary.

[] 19. Check conveyor speed control; verify belt speed to be within 10 seconds of set point.

[] 20. Verify that proper number of thermocouples are installed.

[] 21. Check temperature control with thermocouple source to verify accuracy.

[] 22. Check high limit safety circuit with thermocouple source to verify correct operation.

[] 23. Check cool down feature with thermocouple source to verify correct operation.

[] 24. Using the “read” function of the temperature controller, verify and record the high ambient reading.

[] 25. Verify positive ignition on cold start.

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Middleby Marshall PS224 PS310 Check and clean blow out machinery/control compartment, Check and clean igniter assembly

PS224 PS310, PS220, PS555, PS200, PS360 specifications

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