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MIDDLEBY MARSHALL INC.

OVEN LIMITED WARRANTY

(Non U.S.A.)

The Seller warrants equipment manufactured by it to be free from
defects in material and workmanship for which it is responsible. The
Seller’s obligation under this warranty shall be limited to replacing or
repairing, at Seller’s option, without charge, F.O.B. Seller’s factory,
any part found to be defective and any labor and material expense
incurred by Seller in repairing or replacing such part. Such warranty
is limited to a period of one year  from date of original installation or
15 months from date of shipment from Seller’s factory, whichever is
earlier, provided that terms of payment have been fully met. All labor
shall be performed during regular working hours. Overtime premium
will be charged to the Buyer.

This warranty is not valid unless equipment is installed, started,
and demonstrated under the supervision of a factory-autho-
rized installer.

Normal maintenance functions, including lubrication, adjustment of
airflow, thermostats, door mechanisms, microswitches, burners
and pilot burners, and replacement of light bulbs, fuses and indicat-
ing lights, are not covered by warranty.

Any repairs or replacements of defective parts shall be performed by
Seller’s authorized service personnel. Seller shall not be respon-
sible for any costs incurred if the work is performed by other than
Seller’s authorized service personnel.

When returning any part under warranty, the part must be intact and
complete, without evidence of misuse or abuse, freight prepaid.

Seller shall not be liable for consequential damages of any kind
which occur during the course of installation of equipment, or which
result from the use or misuse by Buyer, its employees or others of
the equipment supplied hereunder, and Buyer’s sole and exclusive
remedy against Seller for any breach of the foregoing warranty or
otherwise shall be for the repair or replacement of the equipment or
parts thereof affected by such breach.

The foregoing warranty shall be valid and binding upon Seller if and
only if Buyer loads, operates and maintains the equipment supplied
hereunder in accordance with the instruction manual provided to
Buyer. Seller does not guarantee the process of manufacture by
Buyer or the quality of product to be produced by the equipment
supplied hereunder and Seller shall not be liable for any prospective
or lost profits of Buyer.

THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF
ALL OTHER EXPRESS AND IMPLIED WARRANTIES WHATSO-
EVER. SPECIFICALLY 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 remedy for any action, whether in breach
of contract or negligence. In no event shall seller be liable for a sum
in excess of the purchase price of the item.

Model No.
Modéle No.

Serial No.
Serié No.

Installation Date
Date d'installation

MIDDLEBY MARSHALL

N

O

 Q

UIBBLE

 L

IMITED

 W

ARRANTY

(U.S.A. O

NLY

)

MIDDLEBY MARSHALL, HEREINAFTER REFERRED TO AS
“THE SELLER”, WARRANTS EQUIPMENT MANUFACTURED
BY IT TO BE FREE FROM DEFECTS IN MATERIAL AND
WORKMANSHIP FOR WHICH IT IS RESPONSIBLE.  THE
SELLER’S OBLIGATION UNDER THIS WARRANTY SHALL
BE LIMITED TO REPLACING OR REPAIRING, AT SELLER’S
OPTION, WITHOUT CHARGE, ANY PART FOUND TO BE
DEFECTIVE AND ANY LABOR AND MATERIAL EXPENSE
INCURRED BY SELLER IN REPAIRING OR REPLACING
SUCH PART.  SUCH WARRANTY SHALL BE LIMITED TO
THE ORIGINAL PURCHASER ONLY AND SHALL BE EFFEC-
TIVE FOR A PERIOD OF ONE YEAR FROM DATE OF ORIGI-
NAL INSTALLATION, OR 18 MONTHS FROM DATE OF PUR-
CHASE, WHICHEVER IS EARLIER, PROVIDED THAT TERMS
OF PAYMENT HAVE BEEN FULLY MET.

This warranty is valid only if the equipment is installed, started,
and demonstrated under the supervision of a factory-autho-
rized installer.

Normal maintenance functions, including lubrication, clean-
ing, or customer abuse, are not covered by this 

no quibble

warranty

.

Seller shall be responsible only for repairs or replacements
of defective parts performed by Seller’s authorized service
personnel.  Authorized service agencies are located in prin-
cipal cities throughout the contiguous United States, Alaska,
and Hawaii.  This warranty is valid in the 50 United States
and is void elsewhere unless the product is purchased
through Middleby International with warranty included.

The foregoing warranty is exclusive and in lieu of all other
warranties, expressed or implied.  There are no implied
warranties of merchantability or of fitness for a particu-
lar purpose.

The foregoing shall be Seller’s sole and exclusive obligation
and Buyer’s sole and exclusive remedy for any action, in-
cluding breach of contract or negligence.  In no event shall
Seller be liable for a sum in excess of the purchase price of
the item.  Seller shall not be liable for any prospective or lost
profits of Buyer.

This warranty is effective on Middleby Marshall equip-
ment sold on, or after, February 15, 1995.

©  2005 - Middleby Marshall, A Middleby Company.
The Middleby Marshall logo is a registered trademark of Middleby Marshall, A Middleby Company.

Middleby Marshall Inc.  •  1400 Toastmaster Drive  •  Elgin, Illinois  60120-9272 U.S.A. •  (847) 741-3300  •  FAX: (847) 741 4406

Summary of Contents for PS536-Series

Page 1: ...Middleby Marshall Marshall Marshall Marshall Marshall AMIDDLEBYCOMPANY PS536 Series Electric Ovens English owner s operating installation manual PS536 Series OVENS Model PS536ES PS536ES Triple PS536E...

Page 2: ...The warranty is NOT VALID unless the oven is installed started and demonstrated under the supervision of a factory authorized installer NOTICE Contact your authorized Service Agency to perform mainte...

Page 3: ...ECIFICALLY 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 remedy...

Page 4: ...21 II COMPONENT INFORMATION AND LOCATION 22 A Door Safety Switch 22 B Blower Switch 22 C Heat Switch 22 D Temperature Controller 22 E Conveyor 23 MEASURING CONVEYOR SPEED 23 III STEP BY STEPOPERATION...

Page 5: ...ithlegsandcasters Adoubleoven Figure1 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 a base pad with short legs and...

Page 6: ...General specifications per oven cavity Weight 400 lbs 182kg Rated Heat Input 17 kW hr Maximum Operating Temperature 550 F 288 C Warmup Time 25 minutes SERIES PS536ES ELECTRICAL SPECIFICATIONS Main Bl...

Page 7: ...hereas light or shiny objects reflect more heat This is the reason that the inside of a PS536ES Series Oven is light in color To reflect more heat back onto the food product Convection Thispathhastodo...

Page 8: ...Baffle Outer Plate Inner Plate High Velocity Columns of Air on Food Product II PRINCIPLE OF AIR FLOW Continued B Air Fingers ThePS536ES SeriesOvensareconveyorizedovensthat employ vertical jets of hot...

Page 9: ...SECTION 1 DESCRIPTION 5 III COMPONENT FUNCTION Figure 1 6 Figure 1 6 PS536ES Series Oven Components Locations...

Page 10: ...The main burner gas is extinguished when the HEAT switch is set to OFF or O D Window Awindowonthefrontoftheovenpermitsviewingtheitems beingbakedandprovidesaccesstotheovenforitemsthat do not require f...

Page 11: ...SECTION 1 DESCRIPTION 7 Figure 1 8 Cooling Fan...

Page 12: ...lank Plate Outer Plate Inner Plate Finger Manifold Assembly Baffle Figure 1 9 Blank Plates two sizes and an Air Finger F2 Blank Plates 1 Blank Plates The Blank Plates are available to install on the p...

Page 13: ...s is recommended I UNLOADING YourMiddlebyMarshallPS536ES SeriesOvenisshipped partially assembled It will arrive in a carton on a crate Carton size for a PS540 Series Oven is 58 2134mm Long 47 25 1473m...

Page 14: ...PS536ES PS536ES OF Single Oven Double Oven Triple Oven Additional Cavity INSTALLATION Installation Installation Installation Installation Kit P N Kit P N Kit P N Kit P N 44919 44920 44921 44974 45529...

Page 15: ...and 2 non braking casters Item 6 CE approved ovens include 4 non braking casters Item 6 SOLELY for the purpose of moving the oven to the installation location Casters are NOT suitable for use as part...

Page 16: ...STALLATION Figure 2 5 MODEL PS536ES SINGLE OVEN DIMENSIONS ELECTRICALJUNCTIONBOX RECOMMENDEDMINIMUMCLEARANCES Rear of Oven to Wall 6 150mm Non control End of Oven to Wall 0 Control End of Oven to Wall...

Page 17: ...LLATION 13 Figure 2 6 MODEL PS536ES DOUBLE OVEN DIMENSIONS ELECTRICALJUNCTIONBOX RECOMMENDEDMINIMUMCLEARANCES Rear of Oven to Wall 6 150mm Non control End of Oven to Wall 0 Control End of Oven to Wall...

Page 18: ...yontheoven asshown in Figure 2 6 Figure 2 7 MODEL PS536ES TRIPLE OVEN DIMENSIONS ELECTRICALJUNCTIONBOX RECOMMENDEDMINIMUMCLEARANCES Rear of Oven to Wall 6 150mm Non control End of Oven to Wall 0 Contr...

Page 19: ...l 2 51mm ID for 1 2 or 3 ovens with runs up to 200 ft 61m Must be a dedicated line Runs over 200 ft 61m consult factory Propane 2 51mm ID for 1 2 or 3 ovens with runs up to 200 ft 61m Must be a dedica...

Page 20: ...by local codes VENTILATION HOOD The rate of air flow exhausted through the ventilation system is generally between 1400 and 2500 cu ft min 40 and 70 m3 min but may vary depending on the oven configur...

Page 21: ...Oven Data Plate IV ELECTRIC SUPPLY FOR ELECTRICALLY HEATED OVENS Power requirements for electrically heated ovens are usually208 240VAC 3 phase 4 wire 3 hot 1ground although ovens built for export ca...

Page 22: ...Figure 2 13 Installing Rear and End Stops VI CONVEYOR REAR STOP AND END STOP INSTALLATION Locate the conveyor rear stop and end stop in the installationkit Installtherearstopandendstopattheexit end of...

Page 23: ...rts and electric shock exists in this oven Never disassemble or clean the oven with the BLOWER HEAT switch or any other oven control turned ON or I Turn OFF or O and lockout or tagout all electric pow...

Page 24: ...esnotsenseairflow off the main blower fan C Heat Switch Turning the HEAT switch to ON or I will initially set up the oven purge circuit After approximately 30 seconds the burner lights After the burne...

Page 25: ...ing 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 the ove...

Page 26: ...tch Figure3 6 tothe ON or I position This starts the conveyor belt moving through the oven Set the conveyor speed for the desired baking time Refer to the following Procedures E F and G 4 Set the temp...

Page 27: ...belt ovens have one controller for each conveyor belt labeled FRONT and BACK Digital Temperature Controller Continuously monitors the oven temperature Settings on the Digital Temperture Controller con...

Page 28: ...display and wait for the ACTUAL TEMP light to turn on This al lows you to monitor the oven temperature as it rises to the setpoint 1 Turnthe HEAT and BLOWER swit ches to the OFF O position Note that...

Page 29: ...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 or down If the Set Point wi...

Page 30: ...tch is in the ON I position The burner cannot engage until the blowers are in operation Turn the HEAT BLOWER and CONVEYOR switches to the OFF O position Wait for AT LEAST FIVE MINUTES before restartin...

Page 31: ...ter spray wipe clean only Never use a water hose or pressurized steam cleaning equipment when cleaning this oven NOTICE If the oven is to be removed from its installed location for servicing perform t...

Page 32: ...MAIN BLOWERMOTORSHAFT DONOTOPERATE OVEN REPLACE COOLING FAN BLADE BEFOREOPERATINGOVEN Seriousdamage could be done to the burner blower motor and or solid state electrical components if oven is operate...

Page 33: ...our oven first remove all heavy debris withavacuumcleaner Useadampclothforlightcleaning For heavier cleaning of baked on grease and carbon deposits use a non caustic cleaner that will not react with t...

Page 34: ...removed from the drive end of the oven 6 Begin sliding conveyor out of the oven as shown Figure 4 7 7 Continue sliding the conveyor completely out of the oven folditinhalfandthenplaceittothesideforcl...

Page 35: ...Slide blank plates straight out Figure 4 9 3 Remove air fingers NOTE Someovenusersrequireacustomfingerarrange ment where the quantity of air fingers may vary You can remove top and bottom fingers and...

Page 36: ...w The window can be cleaned in place D Reassembly of Air Fingers 1 Air fingers are made up of one inner plate one outer plateandthefingerhousingmanifold Besuretomatchup the markings T1 T2 T3 etc on al...

Page 37: ...as shown in Figure4 18 Thereisablockingtabontheoutside of the groove which will prevent inserting the finger in the groove if the outer plate is moved away from the flange of the finger manifold 4 Rep...

Page 38: ...n edges Figure 4 19 Top Finger Incorrect Too Much Space Blank Plate Tab on Outer Plate of Finger Located in Groove Top Finger Incorrect Too Much Space Blank Plate Tab on Outer Plate of Finger Located...

Page 39: ...E Reinstall End Plugs 1 Reinstall lower end plug Be sure to tighten two wing screws on the end plug 2 Reinstall conveyor 3 Reinstall upper end plug Be sure to tighten two wing screws on the end plug...

Page 40: ...ue to step 3 below 3 If conveyor belt is still not under proper tension an entire link must be removed Use the following procedure H Conveyor Belt Link Removal to remove a link If conveyor belt is und...

Page 41: ...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 42: ...shaft collar Once in place tighten 3 32 set screw 2 Lift conveyor and install drive chain to conveyor drive sprocket and motor sprocket Figure 4 33 3 The angle plate located on the underside of the c...

Page 43: ...he 3 month mainte nance be performed by an authorized Middleby Marshall technician A Cleaning the Blower Fan Motor To gain access to the blower fan motor open the control cabinet door by removing the...

Page 44: ...the three screwsfromthecontrolcabinetdoor Tightenallelectrical control terminal screws including the electrical contactor terminal screws as shown in Figure 4 37 Figure 4 37 Figure 4 38 C Ventilation...

Page 45: ...veyor is removed lay it on a flat surface 2 Remove the two conveyor belts by disassembling the conveyor master links as described in Monthly Mainte nance paragraph H Then remove the two conveyor belts...

Page 46: ...4 43 8 Loosenthesetscrewoneachconveyordrivesprocket and remove sprockets Figure 4 44 9 Loosen the split locking collar Figure 4 45 10 Remove drive shafts by sliding to right then lifting the left side...

Page 47: ...g in the proper direction 16 Follow conveyor reassembly instructions in Monthly MaintenanceParagraph F NOTE Itisrecommendedthatthe6MonthMaintenance schedulebeperformedbyaMiddlebyMarshallauthorized ser...

Page 48: ...P N DESCRIPTION 1 1 47321 DIGITAL TEMPERATURE CONTROLLER 2 1 51067 CONVEYORDRIVEMOTORW PICKUPASSY 3 2 30153 DRIVE MOTOR BRUSHES 4 1 60542 KIT CONVEYOR SPEED CONTROLER 5 1 33984 KIT THERMOCOUPLE 6 6 1...

Page 49: ...to Section 4 procedure or call your Middleby Marshall Service Agency PROBLEM OVEN BLOWER AND CONVEYOR OPER ATE YET THE OVEN IS NOT HEATING Start the oven again If the oven still does not heat call yo...

Page 50: ...SECTION 5 TROUBLESHOOTING 46 NOTES...

Page 51: ...47 ENGLISH SECTION 6 PARTS LIST SECTION 6 PARTS LIST...

Page 52: ...48 ENGLISH SECTION 6 PARTS LIST...

Page 53: ...5739 NAMEPLATE MM 11 1 48605 PANEL ROOF 12 4 21256 0008 SCR 10 32X3 8 18 8 SL TRUS S 13 8 48640 ASSY END PLUG MOUNTING PS536 14 16 21296 0005 SCR HX WSHHD 12 14X3 4 SS BSD 15 2 50161 ASSY END PLUG TOP...

Page 54: ...50 ENGLISH SECTION 6 PARTS LIST...

Page 55: ...20 7 1 OR 2 3002757 MOTOR CONVEYOR DRIVE 8 1 31504 TFMR 230V P 120V S 200VA 9 1 60836 SWITCH AIR 13 IN WC 10 1 44390 BLOCK TERM 600V 50A 3 POLE 11 1 35145 SWITCH PB MOLVENO 250V 12 1 97525 FAN 230V 13...

Page 56: ...52 ENGLISH SECTION 6 PARTS LIST...

Page 57: ...MM STANDARD CARTRIDGE 6 2 50160 GASKET BEARING 7 2 50151 BLOWER SHAFT 8 1 44748 COUPLING BLOWER SHAFT 9 1 44687 MOTOR BLOWER 208 230V 1 2HP 10 1 44688 PLATE MOTOR MOUNTING ITEM QTY P N DESCRIPTION 11...

Page 58: ...54 ENGLISH SECTION 6 PARTS LIST...

Page 59: ...1008 SCREW IDLER ADJUSTMENT 21 2 35900 0398 PIVOT PLATE 22 4 21176 0002 LOCKNUT HEX 3 8 16 SS 23 1 51067 ASSEMBLY CONVEYOR MO TOR AND PICKUP INC ITEM 23a 23a 1 50163 PICKUP 24a 1 34128 SPROCKET CONVEY...

Page 60: ...56 ENGLISH SECTION 6 PARTS LIST...

Page 61: ...LER ADJUSTMENT 21 2 48755 PIVOT PLATE 22 4 21176 0002 LOCKNUT HEX 3 8 16 SS 23 2 51067 ASSEMBLY CONVEYOR MO TOR AND PICKUP INC ITEM 23a 23a 1 50163 PICKUP 24 2 34128 SPROCKET CONVEYOR DRIVE MOTOR 20T...

Page 62: ...58 ENGLISH SECTION 6 PARTS LIST ELEMENT...

Page 63: ...536ES 2 1 50232 WLDMT HTG ELE 240V 17KW 536ES 2 1 50587 WLDMT HTG ELE 380V 17KW 536ES 2 1 50589 WLDMT HTG ELE 480V 17KW 536ES 3 2 27480 0001 BLOCK POWER DIST 2POLES 600V 4 1 31589 LUG TERM LUG CU AL 1...

Page 64: ...60 ENGLISH SECTION 6 PARTS LIST NOTES...

Page 65: ...DISYUNTOR CIRCUIT BREAKER TRENNSCHALTERS DISJONCTEUR DISYUNTOR GEBLASESCHALTER GRUN TERRE PATTE CARGA CHARGE LAST LOAD LINE LINEA LIGNE LINIE ROJO ROUGE ROT NEGRO NOIR SCHWARTZ BLACK INTERRUPTOR DE V...

Page 66: ...TCH FRNT CNTRL HSG SWITCH L H DOOR SWITCH LINKE SEITE TURSCHALTER COTE GAUCHE COMMUTATEUR VERROUILLAGE PORTE LADO IZQUIERDO INTERRUPTOR PUERTA FOR SPLIT BELT APPLICATION ONLY XFMR 230 115 0 2 KVA LINE...

Page 67: ...RENNSCHALTERS DISJONCTEUR DISYUNTOR v INTERRUPTOR DEL COMPARTIMENTO DE CONTROL DELANTERO INTERRUPTEUR DU PANNEAU DE COMMANDE AVANT VORDERER STEUERGEHAUSESCHALTER PLACA DE CIRCUITOSDEL FILTRO CARTE DEF...

Page 68: ...e can cause property damage injury or death Read the installation operating and maintenance instructions thoroughly before installing or servicing this equipment NOTICE During the warranty period ALL...

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