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©2009 Middleby Marshall 

Inc.

Middleby

Middleby

Middleby

Middleby

Middleby

Marshall

Marshall

Marshall

Marshall

Marshall

A MIDDLEBY COMPANY

PS624-Series Electric Ovens: English

June 2, 2009

owner's
operating

& installation

manual

PS624-Series  OVENS

Model  PS624E

PS624 (Triple)

PS624 (Double)

Part No. 61584

Price $30.00

P: 12/08

®

PS624 (Single)

Summary of Contents for PS624E

Page 1: ...Middleby Marshall Marshall Marshall Marshall Marshall AMIDDLEBYCOMPANY PS624 Series Electric Ovens English June 2 2009 owner s operating installation manual PS624 Series OVENS Model PS624E PS624 Trip...

Page 2: ...ce Agency to perform maintenance and repairs A Service Agency Directory is supplied with your oven NOTICE Using any parts other than genuine Middleby Marshall factory manufactured parts relieves the m...

Page 3: ...PECIFICALLY THERE ARE NO IMPLIED WARRANTIES OF MERCHANTABILITY OR OF FITNESS FOR A PARTICULAR PURPOSE The foregoing shall be Seller s sole and exclusive obligation and Buyer s sole and exclusive remed...

Page 4: ...Door Safety Switch 16 B Blower Switch 16 C Heat Switch 16 D Temperature Controller 16 E Conveyor 17 MEASURING CONVEYOR SPEED 17 TABLEOFCONTENTS Continued Page III STEP BY STEPOPERATION 18 A Startup Pr...

Page 5: ...sters for a free standing unit A double oven Figure 1 2 consists of two stacked single ovens A triple oven Figure 1 3 consists of three stacked single ovens The lower oven is mounted on an insulated b...

Page 6: ...rm up Time 20 min Belt Speed Limits 0 30 12 00 SERIES PS624 ELECTRICAL SPECIFICATIONS DOMESTIC OVENS VOLTAGE PHASE HZ kW WIRING BREAKER POWER POWER SIZE CORD PLUG SPECIFICATION 208 3 60 14 4 STD 4 WIR...

Page 7: ...SCRIPTION 3 Figure 1 4 PS624 Series Oven Components Locations 2EMOVABLE ONVEYOR SSEMBLY ASTERS 4EMPERATURE ONTROLLER 3PEED ONTROL EAT ONVEYOR 3WITCH AIN LOWER 3WITCH 2EMOVABLE ND 0LUG 5PPER 2EMOVABLE...

Page 8: ...ans are located at the rear of each left and right control box Cooling air is drawn into each control box and blown across the control components and circulating blower bearings and exits the oven fro...

Page 9: ...SECTION 1 DESCRIPTION 5 Figure 1 6 Cooling Fan OOLING AN RILLE OOLING AN RILLE LOWER OTOR CCESS 0OWER ABLE NTRANCE ONNECTION LOCK CCESS...

Page 10: ...6 SECTION 1 DESCRIPTION Figure 1 7 Air Finger Outer Plate Inner Plate Finger Manifold Assembly Baffle...

Page 11: ...des with the National Electrical Code NEC or ANSI NFPA70 NOTE All aspects of the oven installation including placement utility connections and ventilation requirements must conform with any applicable...

Page 12: ...e fan holes in the rear of the unit I UNLOADING Your Middleby Marshall PS624 Series Oven is shipped partially assembled It will arrive in a carton on a crate Carton size for a PS624 Series Oven is 56...

Page 13: ...tandard export ovens include 2 braking casters item 4 and 2 non braking casters Item 5 CE approved ovens include 4 non braking casters Item 5 SOLELY for the purpose of moving the oven to the installat...

Page 14: ...10 SECTION 2 INSTALLATION Figure 2 5 MODEL PS624 SINGLE OVEN DIMENSIONS...

Page 15: ...SECTION 2 INSTALLATION 11 Figure 2 6 MODEL PS624 DOUBLE OVEN DIMENSIONS...

Page 16: ...12 SECTION 2 INSTALLATION Figure 2 7 MODEL PS624 TRIPLE OVEN DIMENSIONS...

Page 17: ...OR PS624 SERIES OVENS SUPPLY WIRE Supply wire size must be in accordance with the National Electrical Code current edition and must be in compliance with local codes SUGGESTED If space permits service...

Page 18: ...reaker customer furnished MUST be installed in the electric supply line for each oven it is recommended that this switch circuitbreakerhavelockout tagoutcapability The electricsupplyconnectionmustmeet...

Page 19: ...this 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 c...

Page 20: ...oven is over 200 F 93 C the main blower will continue to run after the blower switch is turned to the OFF or O position C Heat Conveyor Switch The Heat Conveyor Switch allows the heat to come on Acti...

Page 21: ...the leading edge of the item to go from the entrance end of the baking chamber to the exit end This should be the conveyor speed shown on the conveyor speed digital control NOTE In Figures 3 4 and 3 5...

Page 22: ...ture controller operation instructions refer to Step C 5 Turn the HEAT CONVEYOR switch Figure 3 6 to the ON or I position Wait for the Heat ON light to turn on 6 Ovenwillreachabakingtemperatureof500 F...

Page 23: ...SECTION 3 OPERATION 19 Figure 3 6 Control Panel 4 6 9 2...

Page 24: ...hat the blowers will remain in operation until the oven has cooled to below 200 F 93 C IV NORMAL OPERATION STEP BY STEP 7 Wait for the oven to heat to the setpoint temperature Higher setpoint temperat...

Page 25: ...y Press this key together with the Set Point Key to allow the Set Point to be changed Changes can only be made for 60 seconds Up Arrow and Down Arrow Keys Press these keys to adjust the Set Point up o...

Page 26: ...BLOWER Switch is in the ON I position Turn the HEAT CONVEYOR and BLOWER switches to the OFF O position Wait for AT LEAST FIVE MINUTES before restarting the oven Repeat the Daily Startup procedure Che...

Page 27: ...ing procedure 1 Switch off the oven and allow it to cool Do NOT service the oven while it is warm 2 Turn off main circuit breakers and disconnect connector from oven 3 Move oven to desired location fo...

Page 28: ...HEOVEN REPLACETHE COOLING FAN BLADE BEFORE OPERATING OVEN Serious damage could be done to the burner blower motor and or solid state electrical components if the oven is operated while the cooling fan...

Page 29: ...n grease and carbon deposits use a non caustic cleaner that will not react with the aluminized finger manifold surfaces You can order non caustic cleaner from your local autho rizedMiddlebyMarshallPar...

Page 30: ...AINTENANCE Figure 4 6 Figure 4 7 CAUTION Be careful not to bump the drive sprocket while handling the conveyor to avoid damaging the drive shaft OOSEN 4WO 3CREWS AND 2EMOVE HAIN 3PROCKET OVER Figure 4...

Page 31: ...ucanremovetopandbottomfingers fromeachoreither end Itishighlyrecommendedthateachfingerbemarked before removing so it is placed in exactly the same position when reassembled refer to step 1 Removetheai...

Page 32: ...gure 4 13 2 Reassembletheinnerplate Keepyourfingersclearso you won t pinch them The inner plate of a finger will only go in one way because of its design 3 Replace the outer plate by placing your hand...

Page 33: ...SECTION 4 MAINTENANCE 29 5 Install fingers with center spacer between the two finger back plates to insure proper spacing Figure 4 16 Extended Lip Flange of Finger Manifold Center Spacer...

Page 34: ...replasticwingnutsontheendplug 2 Reinstall conveyor 3 Reinstall upper end plug no inner flange Place and secure plastic wing nuts on the end plug 2EMOVABLE ONVEYOR SSEMBLY ASTERS 4EMPERATURE ONTROLLER...

Page 35: ...ld not lift higher that 1 to 2 75mm to 102mm 2 If conveyor belt is still not under proper tension an entire link must be removed Use the following procedure G Conveyor Belt Link Removal to remove a li...

Page 36: ...nhook the link to be removed 5 Pull up on the belt link section and remove Do not discard the link removed as it may be used for making spare master links NOTE If a section of the conveyor belt is bei...

Page 37: ...the con veyor must be against the lower end plug This is true on both sides of oven Figure 4 31 6 Reconnect the inside master links Figure 4 27 Figure 4 27 NOTE The outside master links have right and...

Page 38: ...6 month maintenance items be performed by an authorized Middleby Marshall technician 2EPLACE HAIN 3PROCKET OVER AND NSERT AND 4IGHTEN 4WO 3CREWS IMPORTANT NOTICES Installation of replacement parts req...

Page 39: ...2 16 60134 Element Htg 208V 7 2 KW PS624 1 16 60976 Element Htg 208V 416V 8 7 KW PS624E 1 16 61571 Element Htg 240V 7 2 KW PS624 1 16 61132 Element Htg 240V 8 7 KW PS624E 1 16 61030 Element Htg 380V 8...

Page 40: ...36 SECTION 4 MAINTENANCE NOTES...

Page 41: ...ng Refer to Section 4 procedure or call your Middleby Marshall Service Agency PROBLEM OVEN BLOWER AND CONVEYOR OPERATE YET THE OVEN IS NOT HEATING Start the oven again If the oven still does not heat...

Page 42: ...SECTION 5 TROUBLESHOOTING 38 NOTES...

Page 43: ...39 SECTION 6 ELECTRICAL SCHEMATICS SECTION 6 ELECTRICAL SCHEMATICS Wiring Diagram E208 240V PS624E PS824E 61567B...

Page 44: ...SECTION 6 ELECTRICAL SCHEMATICS 40 Wiring Diagram E380V 17 44 kW PS624E PS824E 61577B...

Page 45: ...41 SECTION 6 ELECTRICAL SCHEMATICS Wiring Diagram E380V 17 4 kW PS624E PS824E CE 61581B...

Page 46: ...SECTION 6 ELECTRICAL SCHEMATICS 42 Wiring Diagram 400 416V 4 kW PS624E PS824E 61534B...

Page 47: ...43 SECTION 6 ELECTRICAL SCHEMATICS NOTES...

Page 48: ...damage injury or death Read the installation operating and maintenance instructions thoroughly before installing or servicing this equipment NOTICE During the warranty period ALL parts replacement an...

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