Middleby Cooking Systems Group PS520E operation manual Section Operation, Control Functions

Page 13

SECTION 3

OPERATION

SECTION 3

OPERATION

I. CONTROL FUNCTIONS

	Blower	Heat
Temperature	Switch	Switch
Controller

Conveyor

Speed

Control

Conveyor

Switch

Figure 3-1. PS520-Series Oven Control Functions

WARNING

A possibility of injury from rotating parts and electric shock exists in the oven. Never disassemble or clean the oven with the BLOWER switch or any other oven control turned “ON” or “I”. Turn “OFF” or “O” and lockout or tagout all electric power to the oven before attempting to clean or service the oven.

9

Image 13

Contents Installation Page Iii A. OnlyTable of Contents Model Identification Section DescriptionThis Manual Must Be Kept For Future Reference PS520 Series Oven SpecificationsII. Component Function Unloading Section InstallationSingle and Double Stack Ovens Installation KIT Model PS520 Single Oven Dimensions II. Ventilation 11. Junction Connection Box IV. Electric Supply for Electrically Heated OvensControl Functions Section OperationBlower Switch Door Safety SwitchHeat Switch Temperature ControllerConveyor Measuring Conveyor SpeedSee -4 Power Failure Start-up Procedure Daily Start-upShutdown Procedure III. STEP-BY-STEP OperationDaily Shutdown Procedure Daily Start-up ProcedureIV. Normal Operation STEP-BY-STEP Overtemp Symptom Quick Reference TroubleshootingSection Maintenance Exterior Maintenance DailyImportant Note Conveyor Belt FigurePrecautions II. Maintenance MonthlyRemoving Conveyor From Oven For Cleaning Part#QuantitySection Maintenance Standard Fingers Air Fingers Disassembly For cleaning12. Standard Lower Finger Reassembly of Air FingersExtended Lip Tab on Outer Plate Flange Finger Manifold Reinstall End Plugs Checking Conveyor Belt Tension Conveyor Reassembly Into OvenConveyor Belt Link Removal Attaching Drive Chain IV. Maintenance Every 6 Months III. Maintenance Every 3 MonthsElectrical Terminals VentilationDescription Quantity PS520-SERIES Electric Oven KEY Spare Parts KITSection Troubleshooting E208-240V 50/60/1 E380-480V 50/60/1 E230-240V CE, 1Ph E380-400V CE, 1Ph E380-400V CE, 3Ph