Middleby Cooking Systems Group PS520E User Manual download pdf (Page 31)

4. Reattach conveyor guard to control panel and

secure two screws.

Install both upper end plugs.

III. MAINTENANCE - EVERY 3 MONTHS

WARNING

Shut OFF all electrical power and lockout/tagout

the switch before attempting maintenance work.

NOTE: It is recommended that the 3-month

maintenance be performed by an authorized Middleby

Marshall technician.

SECTION 4

MAINTENANCE

A. Electrical Terminals

Open the control cabinet door by removing the three

screws from the control cabinet door. Tighten all

electrical control terminal screws as shown in Figure 4-

35.

B. Ventilation

Check that the air circulation throughout the oven is

not blocked and is working properly.

IV. MAINTENANCE - EVERY 6 MONTHS

A. Check brushes on D.C. conveyor motor. When

worn to less then 1/10” (2.4mm), replace the brushes.

B. Check your venting system.

IMPORTANT NOTICES:

• Installation of replacement parts requiring

access to the interior of the oven is permitted

only by an authorized service technician.

• If there are any problems with the operation of

the oven, the authorized service technician

must be called.

• It is suggested to obtain a service contract with

a manufacturer’s authorized service technician.

Figure 4-34

Figure 4-35

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Middleby Cooking Systems Group PS520E User Manual Page 31