Middleby Marshall PS360-U installation manual I. Maintenance - Daily, 1- Crumb trays

SECTION4-MAINTENANCE

WARNING

Before ANY cleaning or servicing of the oven, perform the following procedure:

1.Switch off the oven and allow it to cool. Do NOT service the oven while it is warm.

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

3.If it is necessary to move a gas oven for cleaning or servicing, disconnect the gas supply connection before moving the oven.

When all cleaning and servicing is complete:		4.	For gas ovens, turn on the full-flow gas safety valve. Test
1.	If the oven was moved for servicing, return the oven to its		the gas line connections for leaks using approved leak
	original location. Adjust the legs so that they are seated		test substances or thick soap suds.
	properly on the floor.	5.	Turn on the electric supply circuit breaker(s).
2.	For gas ovens, reconnect the gas supply.	6.	Perform the normal startup procedure.

3.Reconnect the electrical supply.

WARNING

Possibility of injury from moving parts and electrical shock exists in this oven. Switch off and lockout/tagout the electric supply BEFORE beginning to disassemble, clean, or service any oven. Never disassemble or clean an oven with the BLOWER ( ) switch or any other circuit of the oven switched on.

ENGLISH

CAUTION

NEVER use a water hose, water jet, or pressurized steam-cleaning equipment when cleaning this oven. DO NOT use excessive amounts of water, to avoid saturating the oven insulation. DO NOT use a caustic oven cleaner, which can damage the aluminized bake chamber surfaces.

NOTE

ANY replacement parts that require access to the interior of the oven may ONLY be replaced by a Middleby Marshall Authorized Service Agent. It is also strongly recommended that the 3-Month Maintenance and 6-Month Maintenance procedures in this section be performed ONLY by a Middleby Marshall Authorized Service Agent.

I. MAINTENANCE - DAILY

A.Check that the oven is cool and the power is disconnected, as described in the warning at the beginning of this Section.

Figure 4-1 - Crumb trays

Upper oven (drive end)

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

C.Clean ALL of the cooling fan grills and vent openings with a stiff nylon brush.

D.Check that ALL cooling fans are operating properly.

CAUTION

If a cooling fan is not operating correctly, it must be replaced IMMEDIATELY. Operating the oven without adequate cooling can seriously damage the oven's internal compo- nents.

E.Clean the conveyor belts with a stiff nylon brush. This is more easily accomplished by allowing the conveyor to run while you stand at the exit end of the conveyor. Then, brush the crumbs off the conveyor as it moves.

F.Remove and clean the crumb trays. Be sure to replace the

trays in the same positions from which they were removed,	Lower oven
because they are NOT identical. Refer to Figure 4-1.
G. Clean the window in place.

Upper oven (idler end)

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