Middleby Marshall PS540G installation manual VI. Conveyor Rear Stop and END Stop Installation

SECTION 2

INSTALLATION

Figure 2-15. Burner Assembly

Adjustment Screw (5 mm)	Adjustment Screw
for minimum pressure	(8 mm) for maximum
setting	pressure
	setting

Figure 2-16. Gas Valve

E.Adjusting the Minimum Pressure Setting

1.Disconnect pressure feedback connection (if appcable).

2.Connect a suitable pressure gauge to pipe line or to outlet pressure tap of gas control concerned, to measure burner pressure (measuring point must be as near to burner as possible).

3.Disconnect electrical connection of the Moduplus®.

4.Energize operator, set control in operation and wait until an outlet pressure is recorded on pressure gauge.

5.If minimum rate pressure needs adjustment, use an 8 mm wrench to turn adjustment screw for minimum pressure setting (clockwise to increase or counter-clockwise to decrease pressure), until the desired minimum outlet pressure is obtained.

6.Check if main burner lights easily and reliable at mini- mum pressure.

7.Reconnect pressure feedback connection (if appcable).

8.Close pressure tap screw.

F.Checkout

After any adjustment, set appliance in operation and observe through a component cycle to ensure that burner system components function correctly.

Gs. Maintenance

It is recommended to check yearly the minimum and the maximum setting and readjust them if necessary.

VI. CONVEYOR REAR STOP AND END STOP INSTALLATION

Locate the conveyor rear stop and end stop in the installation kit. Install the rear stop and end stop at the exit end of the oven. See Figure 2-17.

Conveyor Rear Stop

Middle

Marsh

Conveyor End Stop

Figure 2-17. Installing Rear and End Stops

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