PS360G Series Gas Ovens OWNER'S OPERATING AND
Contents
1.2. SNIMYHO 31935 LON 00 30 072 8 u k 21669 031419345 51 SS3TN mnes Line N 41669 N d T38V1 OM 310N l 000 0ZL LHS ON Lavd S3HINI NI 38V SNOISN3HIG T In 273 w ina i 00002 2 0 9 15 D09ESd ZHO9 0S ANOJ Lina 9 12 x gL 38 n 0 7 78 02 20 90 55 9102 20 90 sen 7102 61 60 SE ZEN 2 N 21 11 Ala VEO 39v 110 8 Q3 0Hddv Q3 233H5 NMYYO HALGA POURLET areis i H31IWS dood 18 80 8001 0071 SaN IKK al 510 XX z 8 z 8 WNL NOILVHOdHOD JHL oco X 330 5 Ei g 5 Ende 5 sS 306 AD apayka MICE 79 19 19 77 EET Tama 210 ONY VI INJGIJNO3 SI SIHL 3onvo gt 29717 MAINED 2 3 4 0 11 0 3 7 2 2 8 amo 8 2417 pe X 5 lt 8 lt N Z vs jC Co eg R ar 59199 X P 7 D 792 E 2 06 DYE 3 9 auvos LDL ans nz 0908 TOYLNOI a HILIMS ES ate Ser u nans E c 1481 Ava KUNG lk 1 1VISOWHSHL E amp 9r Of LIA IH N wo ON ia
3. 18 iv SECTION 3 OPERATION DESCRIPTION OF CONTROLS A Gontrol Keys aan 19 B Display 20 Il NORMAL OPERATION A Starting the 20 B Adjusting the Temperature 20 C Adjusting the Belt Time 21 D Turning the Oven 21 OTHER ADJUSTMENTS MANAGER MODE A Changing Blower Speeds 21 B Changing Energy Mode Status 22 C System Setup 22 1 Actual temperature display 2 Settemperature lock 3 Belt time lock 4 Degrees Celsius or Fahrenheit D Energy Management Information 23 IV TROUBLESHOOTING INFORMATION A Troubleshooting 24 B Alerts Errors and Remedies 25 SECTION 4 MAINTENANCE MAINTENANCE DAILY sss 26 Il MAINTENANCE 27 Il MAINTENANCE 3 28 IV MAINTENANCE 6 29 V KEY SPARE PARTS 30 SECTION 5 WIRING DIAGRAMS 31 32 SECTION 1 DESCRIPTION OVEN USES The PS360G Series ovens can be used to bake and or cook a wide variety of products such as pizza pizza type products cookies sandwiches and others Il OVEN COMPONEN
4. L L33HS 33S SNOISIA3U 306 40 8 1012971109 10 100 TWNOIS 4104 Hd 0301231102 104100 WN OLOMDA 9078 40 2v8 5 0 YDH ZANI OL E ELD HMM 0Z ZANI OL N Z LANI 01 00 60 8 LAN OL Z ZANI 01 00 HM 8 2 OL 8L 8945 34 s 0 OL 5 310d IHM NSS A LHM 010W OL ISYHd A and 19 OL 3SYHc 8104 804 Adds 40 401231102 N3d0 109100 3104 Hd N 8 Dvg r 199 3A 1 A GOW OL 7103 JAYA GOW OL 1049 SISSYHI OL 0Z LANI OL 09 5 SINGOW OL 281 OL M ZLA LANI OL 8 102 EX 01 GED D 8 100 27 OL 8 102 OL JOA 728 281 01 5401 1200 ON l 7 2 102 b OL V 2 OL OLOHd 82 AYIM OL 32 NOTES 33 WARNING Improper installation adjustment alteration service or maintenance can cau
5. PN 70274 DOUBLE OVEN BASE TOP DETAIL A ITEM 226008 EEEE ECCE ENNL PART DEVICE RESTRAINING NOT SHOWN REF SCREW HEX 5 16 18 1 1 2 CLIP SPRING 5 16 OPENING WASHERFLAT 5 16 X 3 4 X 116 NUTHEX FLANGE LOCKING 5 16 18 WASHERLOCK 1 2 18 8 SCRHHCS 1 2 13 1 1 4 18 8 WASHERFLAT 1 2 18 8 STUOLEG 6 ADJUST 3 4 CASTER STUD SWVL 2 LX3 4 DIA WLDMT LEG 10 PNLOUTER ASSY BASE 360G SCRMS STR TRSHD 10 32X3 4 NP DESCRIPTION C PN 70275 TRIPLE OVEN BASE TOP KIT PLACES 9 DETAIL A miwlsl wioel loleisiz ITEM orv PART NO NUT HEX 5 16 KEPS WASHERFLAT 5 16 X 3 4 X 1 16 WASHER FLAT 531 100 062 SCRMS STR TRSHD 10 32X3 4 NP ASSY OUTRIGGER LEVELING CASTER ASSY BASE 3600 PNLOUTER CLIP SPRING 5 16 OPENING SCREW HEX 5 16 18 1 1 2 WASHER LOCK PT 1 2 SPLIT SCR CAP HX HO 1 2 13X1 3 8 ZP DESCRIPTION 92 00 33 50 BELTING CONVEYOR 32 00 PS360G SINGLE OVEN 2186 4 75 OPENING 4852 PS360G DOUBLE 5 OVEN 67 21 PS360G TRIPLE 5 OVEN IV VENTILATION SYSTEM IMPORTANT Where national or local codes require the installation of fire suppression equipment or other supplementary equipment
6. Idler end with belt tension adjustment screws Drive end with drive sprocket Crumb tray support bracket End plug Conveyor placed in oven 8 869208000880000 2 IFSS 13 Qe SNe Ginga ppaki Tr B 747 o_o Figure 2 14 Conveyor Belt Tension 2 LAN GAZ ZZ 71 Z mus 4 vertical deflection Adjustment screws 2 on idler end of conveyor If it is necessary to add or remove conveyor links to achieve the correct tension OR if it is necessary to reverse the conveyor belt for correct orientation the belt will need to be removed from the conveyor frame If this is necessary perform the following procedure Remove the conveyor assembly from the oven and place it flat on the floor e Remove the master links using long nose pliers Then roll up the belt along the length of the conveyor frame e Add or remove belt links as necessary to achieve the correct belt tension Replace the belt on the conveyor frame Check that the conveyor belt links are oriented as shown in Figure 2 15 and that the smooth side of the conveyor belt faces UP e Connect the inside master links Check that the links are oriented as shown in Figure 2 15 e Connect the outside master links Note that the outside master links each have an open hook on one side This hook aligns wi
7. Turn off the electric supply circuit breaker s and disconnect the electric supply to the oven 3 lfitis necessary to move a gas oven for cleaning or servicing disconnect the gas supply before moving the oven When all cleaning and servicing is complete 1 If the oven was moved for servicing return the 5 Turn on the full flow gas safety valve Test the oven to its original location gas line connections for leaks using approved 2 Ifthe restraint cable was disconnected to clean leak test substance or thick soap suds service the oven reconnect it at this time 6 Turn on the electric supply circuit breaker s 3 Reconnect the gas supply 7 Perform the normal startup procedure 4 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 CAUTION NEVER use a water hose or pressurized steam cleaning equipment when cleaning this oven To avoid saturating the oven insulation DO NOT use excessive amounts of water DO NOT use a caustic oven cleaner which can damage the 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 i
8. 35 0 36 W C at manifold 31 14 9 19 9 mbar 8 7 mbar 0 9 mbar 0748 11 14 W C 10 0 W C 0 9 1 0 W C 1 90mm 27 4 34 9 mbar 24 9 mbar 2 2 2 5 mbar GAS ORIFICE AND PRESSURE SPECIFICATIONS PER OVEN CAVITY CE OVENS AT BG CR CZ DK EE FI GR HR BG CY CR C BE CY CZ HU IS IE FLCR GR Z DK EE FI EE FR IT LV LT IE HR LU SW CH GR HR GR IE IT NO PT RO S NL PL SK AT DK LV LT LU PL LT LU LV P K SI ES DE SI ES CH CY CZ NO FI MT NLNO S T RO SK E SE CH TR G LU TR GB CY C DE NLCR K SLSE HU SK S CH B NL PL BE FR Z DEMT SK MT SK FR TR CH GB PL Orifice Rated Gas Main Orifice I 1 1 I 1 1 1 1 1 Manifold Heat Type Diameter 2 2L 2E 2E 3P 3P 3B P 3B P 3B P 34 Pressure Input Natural 120 20 20 25 3 5 w c G20 3 048 Omber 7 mbar mbar _ pA NR SEN LEER ER RE CRUS 87mbar KW Natural 120 25 3 5 w c 25 248mm 7 1 ah m Anl M ei re S7mbar 792 w d Butane 0748 28 30 50 37 50 28 30 10 0 w c 22830022 LA ep LE Decr ass ce mbar _ _____mbar_ 24 9 mbar 35 200 Propane 0748 37 50 10 0 w c G31 1 90mm 37 mbar 50 mbar 30 mbar mbar 37 mbar 34 9 mbar 35 2kW NOTE Wiring Diagrams are contained in Section 5 of this Manual and are also located inside the oven control compartment Additional electrical information is provided on the oven s serial plate THIS MANUA
9. correct values and correct control settings Conveyor not moving 1 Something has jammed the conveyor 2 Circuit breaker behind control panel has tripped 3 Chain has come loose from the sprocket 1 Turn power off Locate and remove jam item 2 Check conveyor for jamming and Reset the breaker right side control door 3 With power OFF remove chain cover replace chain onto sprocket and replace chain cover IGNITION LOCKOUT on display Gas not turned on to oven 2 Burner has stopped running 1 Turn on manual valve on supply to oven 2 Turn the oven off and back on again to clear the notification and relight e Arrange for service if the problem reoccurs BAKING indication goes on and off in upper left corner of the control display Oven is cycling normally BAKING indication comes on upon triggering the photo eye No problem the timed baking cycle automatically starts when product breaks the photo eye beam and stops after product leaves the baking chamber Oven does not enter BAKING mode when product is placed on the belt Baked product comes out underdone Photo eye not working Photo eye not working Check to see if BAKING appears on display when photo eye beam is interrupted 24 Enter BLOWER CONFIGURATION menu manager access and turn Energy Mode to OFF Oven will now run in BAKING mode all the time Call service to schedule repair E
10. gas regulator per instructions below Disconnect the manifold union closest to the main burner and remove the manifold assembly four screws Slide out the manifold assembly leaving the ignition and sense wires connected Replace the main orifices Replace the main orifices on the manifold assemblies with the LP units and replace the manifold assembly Reconnect the union E Adjusting the Maximum Pressure Setting 1 Disconnect pressure feedback connection if applicable 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 17 Figure 2 18 Flexible Gas Hose Installation Full Flow Gas Shutoff Valve Individual gas Quick connection for disconnect each oven device cavity Figure 2 19 Gas Burner Assembly FLAME TUBES MANIFOLD PRESSURE TAP GAS BURNERS 3 Make sure that the appliance is in operation and the Modupluse coil is energized with maximum current 4 If maximum rate pressure needs adjustment use an 8 mm wrench to turn adjustment screw for maximum pressure setting clockwise to increase or counter clockwise to decrease pressure until the desired maximum outlet pressure is obtained 5 Disconnect electrical connection of the 6 Check minimum pressure setting and readjust if necessary See Adjusting Minimum Pressure Setting for prop
11. spring clip for the oven restraining cable to the hole in the bottom middle of the base pad per the DETAIL A of the base pad kit drawing pages 6 8 This clip will attach to the restraint cable that keeps the oven from moving too far when installed on casters Install one caster and one adjustable 6 leg onto each leg extension and tighten securely in place Install the lower oven cavity onto the base pad See Fig 2 7 For single ovens ONLY Install the top panel using the screws included in the base pad kit as shown in Fig 2 8 Then skip ahead to Part C Restraint Cable Installation For double or triple ovens Continue on to Part B Stacking Note that the top panel should NOT be installed for double and triple ovens until after stacking the oven cavities Fig 2 7 Base Pad Installation BOTTOM OVEN ASSEMBLED BASE PAD 12 Fig 2 6 Leg Extension and Caster Installation 1 2 FLAT WASHER 4 2 LOCK WASHER SHER A 1 27 13 X 1 1 4 777 HEX SCREW 6 ADJUSTABLE LEG LOCKING J CASTER Figure 2 8 Top Panel Installation OVEN TOP PANEL t 10 32 X 3 4 57 22 SCREWS 4 NOTE DO NOT install top panel onto double or triple ovens until AFTER stacking the oven cavities See Part B Stacking B Stacking For single ovens skip ahead to Part C Restraint Cable Installation IMPORTANT Middleby Marshall STRONGLY RECOMMENDS that the PS360G Gas oven cavities be stac
12. to engage The gas ignition module will begin its cycle and ignite the three inshot burners B Adjusting the Temperature To adjust the set temperature press and hold the 1 button until the set temperature display flashes Press lt the or 2 arrow until the desired set temperature is displayed Press the button to set and save lt q the new temperature value If 2 button is not pressed the new temperature will be present only until the oven is turned OFF The previously used set temperature will appear when the oven is turned ON again 20 C Adjusting the Belt Time To adjust the belt time press and hold the button until the belt time display flashes Press the or lt button until the desired belt time is displayed Press the button to set and save the new time value lt If the button is not pressed the new time will be present only until the oven is turned OFF The previously used set temperature will appear when the oven is turned ON again D Turning the Oven Off To turn the oven OFF press and hold the button If the oven is below 200 Fthe display will show WOW OVEN screen If the oven is above 200 F the display will show COOL DOWN and the blowers will run at a preset cool down speed until the oven temperature fails below 200 at which point the oven will go to the OFF mode In the OFF mode the screen will display the WOW OVEN screen for a one minute period after which the
13. 0 Installing the Restraint Cable 4 FLANGED NUT 5 0 1 5 5 16 X 1 1 2 SCREW The restraint cable is connected to the spring snap located at the back center of the base underside The eyebolt must be anchored to the wall or floor to attach the other end of the restraint cable D Conveyor Installation Unfold the conveyor as shown in Figure 2 12 Then begin to slide the conveyor into the end of the oven The conveyor can only be installed form the side of the oven where the drive motors are located Continue moving the conveyor into the oven until the frame protrudes equally from each end of the oven Check that the crumb tray supports located on the underside of the conveyor frame rests firmly against the lower end plugs as shown in Figure 2 13 When the conveyor is positioned properly check for freedom of movement of the conveyor belt by pulling it for about 2 to 3 feet 0 6 1 0 m with your fingers The drive and idler shafts must rotate smoothly and the belt must move freely without rubbing on the inside of the oven Check the Tension of the conveyor belt as shown in Figure 2 14 The belt should lift about 1 25mm DO NOT OVER TIGHTEN THE CONVEYOR BELT NOTE f necessary the belt tension can be adjusted by turning the conveyor adjustment screws located at the ider non control end of the conveyor See Figure 2 14 Figure 2 12 Conveyor Installation
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15. DO NOT mount the equipment directly to the oven MOUNTING SUCH EQUIPMENT ON THE OVEN MAY VOID AGENCY CERTIFICATIONS RESTRICT SERVICE ACCESS LEAD TO INCREASED SERVICE EXPENSES FOR THE OWNER A Requirements CAUTION Gas oven installations REQUIRE a mechanically driven ventilation system with electrical air sensing control A mechanically driven ventilation system is STRONGLY RECOMMENDED for electric oven installations PROPER VENTILATION OF THE OVEN IS THE RESPONSIBILITY OF THE OWNER VENT HOOD 2 51 E T 0 MINIMUM B Recommendations NOTE THAT THE HOOD DIMENSIONS SHOWN IN FIGURE X X ARE RECOMMENDATIONS ONLY LOCAL NATIONAL AND INTERNATIONAL CODES MUST BE FOLLOWED WHEN INSTALLING THE VENTILATION SYSTEM ANY APPLICABLE CODES SUPERCEDE THE RECOMMENDATIONS SHOWN IN THIS MANUAL IN AUSTRALIA COMPLIANCE TO REGULATIONS AS5601 AG601 IS MANDATORY The rate of air flow exhausted through the ventilation system may vary depending upon the oven configuration and hood design Consult the hood manufacturer or ventilation engineer for these specifications To avoid negative pressure condition in the kitchen area return air must be brought back to replenish the air that was exhausted A negative pressure in the kitchen can cause heat related problems to the oven components as if there were no ventilation at all The best method of supplying return air is through heating ve
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17. L MUST BE KEPT FOR FUTURE REFERENCE SECTION 2 INSTALLATION GENERAL WARNING After any conversions readjustments or service work on the oven e Perform gas leak test Test for proper combustion and gas supply e Test for correct air supply particularly to the burner Check that the ventilation system is in operation blower WARNING Keep the appliance area free and clear of combustibles WARNING The oven must be installed on an even level non flammable flooring and any adjacent walls must not be flammable Recommended minimum clearances are specified in the Description section of this manual WARNING Do not obstruct the flow of ventilation air to and from your oven There must be no obstruction around or underneath the oven Constructional changes to the area where the oven is installed shall not affect the air supply to the oven CAUTION To reduce the risk of fire the appliance is to be mounted on floors of non combustible construction with noncombustible flooring and surface finish and with no combustible material against the underside thereof or on noncombustible slabs or arches having no combustible material against the underside thereof such construction shall in all cases extend not less that 12 inches 304 mm beyond the equipment on all sides CAUTION For additional installation information contact your local Authorized Service Agent NOTE There must be adequate
18. LOCAL GAS SUPPLIER AND INSTRUCTIONS TO BE FOLLOWED IN THE EVENT YOU SMELL GAS Instructions to be followed in the event the user smells gas shall be obtained by consulting the local gas supplier If the smell of gas is detected immediately call the emergency phone number of your local gas company They will have personnel and provisions available to correct the problem WARNING FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE WARNING Improper installation adjustment alteration service or maintenance can cause property damage injury or death Read the installation operation and maintenance instructions thoroughly before installing or servicing the equipment WARNING DO NOT SPRAY AEROSOLS IN THE VICINITY OF THIS APPLIANCE WHILE IT IS IN OPERATION IMPORTANT An electrical wiring diagram for the oven is located inside the machinery compartment IMPORTANT It is the customer s responsibility to report any concealed or non concealed damage to the freight company Retain all shipping materials until it is certain that the equipment has not suffered concealed shipping damage NOTICE CONTACT YOUR MIDDLEBY AUTHORIZED SERVICE AGENT TO INSTALL AND PERFORM MAINTENANCE AND REPAIRS AND IF NECESSARY TO CONVERT EQUIPMENT FOR USE WITH OTHER GASES AN AUTHORIZED SERVICE AGENCY DIRECTORY IS SUPPLIED WITH YOUR OVEN NOTICE Using parts ot
19. PS360G Seri i PN 70071 Rev C Gas m 7777 Middleby March 10 2014 Domestic amp Std Export Marshall ENGLISH PS360G Series Gas Ovens Model Combinations e PS360G Gas e Single Oven e Double Oven Two Stack e Triple Oven Three Stack OWNER S OPERATING AND INSTALLATION MANUAL for domestic and standard export ovens 2014 Middleby Marshall Inc Middleby is a registered trademark of Middleby Marshall Inc All rights reserved Lis re us Marshall Intertek Intertek NOTICE This Operating and Installation Manual should be given to the user The operator of the oven should be familiar with the function and operation ofthe oven This manual must be kept in a prominent easily reachable location near the oven Ovens are shipped from the factory configured for use with Natural gas If permitted by local national and international codes at the time of installation the oven may be converted to Propane gas operation This conversion requires the use ofa Gas Conversion Kit that is supplied with the oven For CE approved ovens the conversion is described in the Installation section of this manual For domestic and standard export ovens instructions are included in the Gas Conversion Kit It is suggested to obtain a service contract with a Middleby Authorized Service Agent ASA WARNING POST IN A PROMINENT LOCATION THE EMERGENCY TELEPHONE NUMBER OF YOUR
20. S5601 AG601 Gas Electricity and any other relevant statutory regulations PS360G OVEN INSTALLATION REQUIRED KITS 8 EQUIPMENT TYPE OF INSTALLATION PS360G Single Oven Kit Double Oven Kit Triple Oven Kit Installation Base w 15 Legs Base w 10 Legs Base w 15 Legs Kit Casters amp Top Casters amp Top Casters amp Top PN 69977 PN 69669 PN 70051 PN 69997 PS360G Single Gas Oven 1 1 PS360G Double Gas Oven 2 1 PS360G Triple Gas Oven 3 1 PARTS KITS FOR SERIES PS360G GAS OVEN INSTALLATION KIT PN 69977 ITEM PART DESCRIPTION QTY NUMBER NUMBER 1 22361 0001 FLEXIBLE GAS HOSE 3 4 1 2 22450 0228 RESTRAINT CABLE 1 3 50546 TAP AND ADAPTER 1 4 23115 0010 GAS BALL VALVE 34 X 34 1 5 55027 CONVEYOR END STOP 1 6 61823 CONVEYOR BACK STOP 1 2 1 3 E OS v C 6 5 BSS S 1 IL S A PN 69669 SINGLE OVEN BASE TOP KIT 16 PLACES 16 PLACES B 16 PLACES 9 4 PLACES 4 4 PLACES 5 DETAIL A elf meses I oem aram cana Sn 5 s rexan ome s lt zase e w SCRHHCS 1 2 13 1 1 4 18 8 71 ef Srnec eros e sm Es o e ee fe ze more
21. TS See Figure 1 1 A B 02 Drive Motor inside cabinet Moves the conveyor Crumb Pans Catch crumbs and other materials that drop through the conveyor belt One crumb is located at each end of the conveyor belt Conveyor Moves the food product through the oven End Plugs Allow access to the oven s interior Eyebrows Can be adjusted to various heights to lessen heat loss to the environment Window Allows the user to access the food products within the baking chamber or place product into the oven for shorter bake times Control Cabinet Doors Allow access to the oven s control components No user serviceable parts are located within these cabinets Serial Plate Provides specifications for the oven pertinent to installation operation and maintenance Refer to SECTION 2 INSTALLATION for details Control Panel User Interface Allows user to adjust temperature bake time and top and bottom air flow Also provides diagnostic messages for oven operation Photo Sensor Puts oven into the Baking Mode when the beam is interrupted by product being placed on the Door Photo Sensor Puts oven into the Baking Mode when the beam is interrupted by the front window being opened to insert product Circuit Breaker Resets Permits resetting breakers inside cabinet without opening door or touching the circuit breakers directly Gas Burner inside left control cabinet Heat recircul
22. al Plate Control Panel Photo Eye Gas Burners Blowers Air Fingers SPECIFICATIONS A Dimensions 2 B General Specifications 2 C Electrical Specifications D Gas Specifications 2 ZTrA TIonmoon SECTION 2 INSTALLATION GENERAL Il REQUIRED KITS 4 EQUIPMENT 4 BASE TOP KITS A SINGLE OVEN BASE TOP 5 B DOUBLE OVEN BASE TOP KIT 6 C TRIPLE OVEN BASE TOP KIT OVEN LAYOUTS A SINGLE OVEN LAYOUT 8 B DOUBLE STACKED LAYOUT 9 TRIPLE STACKED LAYOUT 10 IV VENTILATION 11 A Requirements 11 B Recommendations 11 C Other Ventilation Concerns 11 V ASSEMBLY A Top Panel and Base Pad Assembly 12 B 13 Restraint Cable Installation 13 D Conveyor Installation 14 ELECTRICAL SUPPLY 15 GAS SUPPLY A Gas Rough In Recommendations 16 B 17 C Gas 17 D Propane 17 E Adjusting Max Pressure Setting 17 F Adjusting Min Pressure Setting 18 8 Checkout een 18 H
23. at both ends of the shaft as shown in Figure 4 5 For these convey ors remove the two screws that hold the bracket to the conveyor frame With the screws removed lift the end of the shaft at the front of the oven and pull the entire assembly free of the conveyor frame The brackets will be removed along with the drive shaft assembly Disassemble and lubricate the two sections of the drive shaft as described for the idler shaft above Before reassembling the shafts into the conveyor frame check that they are oriented properly Reassemble the drive shaft into the conveyor Make sure that the bronze washer is in place between the two sections of the shaft See Figure 4 4 Replace the drive sprockets Reassemble the belts and master links onto the conveyor Reinstall the end plugs and conveyor onto the oven Reattach the drive chains Replace the chain cover Check the tension of the conveyor belt as shown in Figure 2 14 in Section 2 Installation The belt should lift about 13 25mm If necessary adjust the belt tension by turning the conveyor adjustment screws Replace all components onto the oven Figure 4 5 Drive shaft configurations Figure 4 6 O Disassembling the drive shaft 29 IV MAINTENANCE EVERY 6 MONTHS A Check that the oven is cool and the power is disconnected as described in the warning at the beginning of this Section C For gas ovens inspect and clean the burner nozzle and the
24. ating air within the oven cavity Blowers not shown move heated air that recirculates through the oven cavity Fingers inside top and bottom of oven cavity Direct air in controlled fashion to the product being baked through a pattern arrangement of extruded holes II OVEN SPECIFICATIONS PS360G Table 1 1 Dimensions Single Oven Double Oven Triple Oven Overall Height 48 52 1232 4 mm 68 21 1732 5 mm 80 53 2045 5 mm Overall Depth 57 40 1458 mm 57 40 1458 mm 57 40 1458 mm Overall Length 92 00 2337 mm 92 00 2337 mm 92 00 2337 mm Conveyor Width Belt width is 32 33 5 850 9 mm 33 5 850 9 mm 33 5 850 9 mm Recommended Minimum Clearances Rear of Oven to Wall 0 0 mm Right Side of Oven to Wall 2 50 8 mm Left Side of Oven to Wall 2 50 8 mm Table 1 2 General Specifications 32 Belt Weight 1 100 Ibs Rated Heat Input per oven cavity 119 900 BTU hr Maximum Operation Temperature 600 F Air Blowers 4 at 2 800 rpm Warm up Time 20 minutes to 500 F Table 1 3 Electrical Specifications Main Blower Control Circuit Current Voltage Voltage Phase Frequency Draw Poles Wires 230 3 24 1 50 60 2 7 Amps 2 3 Wire L1 L2 N 8 GRND Table 1 4 Gas Orifice and Pressure Specifications Main Orifice Gas Type Diameter Inlet Pressure Manifold Pressure Bypass Pressure 2 120 6 8 W C 3 5 W C at manifold 0
25. baking chamber detects when food is placed on the belt and brings the oven up to the higher baking blower speed increasing the amount of convection air needed to cook products faster When the product passes the photo eye the controller begins a preset timed period that insures the product will pass fully through the oven before the oven returns to the IDLE mode With this energy management scheme the oven provides the increased convection heat transfer needed for fast baking without the energy penalty during non baking times This functionality is fully automatic and requires no user interaction 23 PS360G TROUBLESHOOTING INFORMATION A Troubleshooting Guide SYMPTOM POSSIBLE CAUSES SOLUTIONS Nothing displayed on controller 1 Power not connected 2 Main breaker not on 3 Control circuit breaker tripped 1 Check plug at wall 2 Check main breaker 3 Check control breaker Control display is dim and the WOW OVEN image can be seen Control is in OFF STANDBY mode No problem the control backlight turns off when the oven is not turned on for use Press I O button Oven not baking properly 1 Settings have been changed 2 Kitchen airflow conditions affecting the bake 1 Confirm correct values and check that the oven is set properly time and temperature 2 Eliminate air cross currents in area Conveyor noticeably running at the wrong speed Time settings have been changed Confirm
26. clearance between the oven and combustible construction Clearance must also be provided for servicing and proper operation NOTE An electrical wiring diagram for the oven is located inside the machinery compartment NOTE All aspects of the oven installation including placement utility connections and ventilation requirements must conform to any applicable local national or international codes These codes supersede the requirements and guidelines provided in this manual NOTE In the USA the oven installation must conform to local codes In the absence of local codes gas oven installations must conform to the National Fuel Gas Installation Code ANSI Z223 1 Gas and electric ovens when installed must be electrically grounded in accordance with local codes or in the absence of local codes with the Natural Electric Code NEC or ANSI NFPA 70 NOTE In Canada the oven installation must conform to local codes In the absence of local codes gas oven installations must conform to the Natural Gas Installation Code CAN CGA B149 1 or Propane Gas Installation Code CAN CGA B149 2 as applicable Gas and electric ovens when installed must be electrically grounded in accordance with local codes or in the absence of local codes with Canadian Electrical Code CSA C22 2 NOTE In Australia the oven installation must conform with local codes In the absence of local codes gas oven installation must conform to the requirements of A
27. eller s option without charge F O B Seller s factory any part found 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 the 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 authorized installer Normal maintenance functions including lubrication adjustment of airflow thermostats door mechanisms microswitches burners and pilot burners and replacement of light bulbs fuses and indicating lights are not covered by warranty Any repair or replacements of defective parts shall be performed by Seller s authorized service personnel Seller shall not be responsible for any costs incurred if the work is performed by other than the 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 any 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
28. equipment supplied hereunder ad 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 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 WHATSOEVER SPECIFICALLY THERE ARE NO IMPLIED WARRANTIES OF MERCHANTABILITY OR 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 Middleby Cooking Systems Group 1400 Toastmaster Drive Elgin IL 60120 847 741 3300 FAX 847 741 4406 www middleby com iii TABLE OF CONTENTS SECTION 1 DESCRIPTION OVEN USES MODELS 1 Il OVEN COMPONENTS Conveyor Motor Drive Crumb Pans Conveyor End Plugs Eyebrows Window Control Box Door Seri
29. er adjusting procedure 7 Reconnect pressure feedback connection if applicable 8 If minimum and maximum pressures are set wire the Moduplusein circuit 9 Close pressure tap screw Figure 2 20 Burner Components BURNERS AIR INTAKE BOX GAS VALVE BURNER GAS MANIFOLD ORIFICES Figure 2 21 Gas Valve Adjustment Screw 5 mm Adjustment Screw for minimurn pressure 8 mm for setting maximum pressure setting F Adjusting the Minimum Pressure Setting 1 Disconnect pressure feedback connection if applicable 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 18 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 reliably at minimum pressure 7 Reconnect pressure feedback connection if applicable 8 Close pressure tap screw G Checkout After any adjustment set appliance in operation and observe through a component cycle to ensure that burner
30. her than genuine Middleby Marshall Factory manufactured parts relieves the manufacturer of all warranty and liability NOTICE Middleby Marshall Manufacturer reserves the right to change specifications at any time NOTICE The equipment warranty is not valid unless the oven is installed started and demonstrated under the supervision of a factory certified installer NOTICE THE EQUIPMENT IS ONLY FOR PROFESSIONAL USE AND SHALL BE USED BY QUALIFIED PERSONNEL RETAIN THIS MANUAL FOR FUTURE REFERENCE Model Mod le No Serial No Seri No MIDDLEBY MARSHALL NO QUIBBLE LIMITED WARRANTY U S A ONLY MIDDLEBY MARSHALL HEREINAFTER REFERRED TO AS THE SELLER WARRANTS EQUIPMENT MANUFAC TURED 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 EFFECTIVE FOR A PERIOD OF ONE YEAR FROM DATE OF ORIGINAL INSTALLATION OR 18 MONTHS FROM DATE OF PURCHASE 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 authorized installer Nor
31. hrough the strain relief fitting shown in Figure 2 14 The electrical supply connections are made inside the electrical junction box The power lines then connect to the oven circuits through safety switches located inside the machinery compartment and each blower motor compartment These switches interrupt electrical power to the oven when the Machinery Compartment Access Panel is opened OR when the rear panel is removed Connection Refer to the wiring diagram inside the machinery compartment of the oven to determine the correct connections for the electrical supply lines Connect the supply as indicated on the wiring diagram CAUTION A The terms of the oven s warranty require all start ups conversions and service work to be performed by a Middleby Marshall Authorized Service Agent 16 POWER CORD ENTRY STRAIN RELIEF NOT SHOWN GAS INLET ONE PER OVEN CAVITY VII GAS SUPPLY DURING PRESSURE TESTING NOTE ONE OF THE FOLLOWING CAUTION 1 The oven and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressure in excess of psi 3 45 kPa 2 The oven must be isolated from the gas supply piping system by closing its individual manual shutoff during any pressure testing of the gas supply piping system at test pressure equal to or less than 72 psi 3 45 kPa 3 If incoming pressure is over 14 W C 35 mbar a separa
32. ked by AUTHORIZED PERSONNEL Contact your Middleby Marshall authorized Service Agent for complete stacking instructions 1 Stack an oven cavity on top of the lower oven Check the following Insulation is installed on the lower oven top All four sides of the lower lip on the bottom edge of the oven cavity overlap the top of the lower oven The oven is level The oven is firmly seated and the top insulation layer is installed smoothly and fully covering the metal panel See Figure 2 9 2 For triple ovens repeat Step 1 to install the top oven cavity 3 Install the top panel using the screws included in the base pad kit as shown in Figure 2 10 Figure 2 9 Stacking INSULATION 13 Restraint Cable Installation Because the oven is equipped with casters a restraint cable assembly must be installed to limit the movement of the appliance without depending upon the connector and the quick disconnect device or its associated piping One end of the cable is anchored to the snap clip on the underside of the base pad while the other is anchored to the wall See Figure 2 11 After connecting the restraint cable move the oven to its final location Adjust the bottom hex sections of the adjustable legs so that the casters are off the floor For triple ovens lock the two front casters FIGURE 2 10 Top Panel Installation 1 10 32 X 3 4 SCREWS 4 PANEL FIGURE 2 1
33. mal maintenance functions including lubrication cleaning 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 principal 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 particular purpose The foregoing shall be the Seller s sole and exclusive obligation and Buyer s sole and exclusive remedy for any action including 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 the buyer This warranty is effective on Middleby Marshall equipment sold on or after February 15 1995 Installation Date Date d installation MIDDLEBY MARSHALL 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 S
34. mpliance with the applicable standards and regulations is mandatory Inlet regulated and pilot gas pressure readings can be taken using a digital tube manometer at the tap location shown in Figure 2 19 Figure 2 19 shows the burner assembly and Figure 2 21 shows the gas valve NOTE The installation must conform with local codes or in the absence of local codes to the National Fuel Gas Code ANSI Z223 1 latest edition Certain safety code requirements exist for the installation of gas ovens refer to the beginning of Section 2 for a list of the installation standards In addition because the oven is equipped with casters the gas line connection shall be made with a connector that complies with the Standard for Connectors for Movable Gas Appliances ANSI Z21 69 in U S A as well as a quick disconnect device that complies with the Standard for Quick Disconnect Devices for Use With Gas Fuel ANSI Z21 41 in U S A C Gas Conversion Where permitted by local and national codes it is possible to convert ovens from natural gas to propane or from propane to natural gas Use the appropriate Middleby Gas Conversion Kit for the specific oven model CAUTION The terms of the oven s warranty require all startups conversions and service work to be performed by a Middleby Authorized Service D PS360G Propane Conversion Agent Two items must be changed to change the oven to operate on LP 1 Replace main orifices 2 Adjust main
35. nter BLOWER CONFIGURATION menu manager access and turn Energy Mode to OFF Oven will now run in BAKING mode all the time Call service to schedule repair ALERTS ERRORS 8 REMEDIES SYMPTOM PROBABLE CAUSE REMEDY PROBE 1 OPEN on display and audible alarm sounds Temperature Probe number 1 upper left is open Press enter key to silence alarm and resume operation Control will compensate for lost probe Call service to repair FRONT BELT STALLED FRONT BELT STALLED shown on display and audible alarm sounds Belt was overloaded and control shut down the belt Press to silence alarm Check belt for cause of jamming and follow screen instructions to resume belt operation FRONT BELT COMM LOST or BACK BELT COMM LOST shown on display and audible alarm sounds Circuit breaker to conveyor motor drive board is tripped Oven will continue operation with single belt in operation Press to silence alarm Clear any obstructions to belt travel and reset 1A breaker If unsuccessful call for service UPR SW NOT CLOSED or LWR SW NOT CLOSED shown on display and audible alarm sounds Switch proving that the blowers are operating is not closed Error caused either by switch itself or by one or more blowers not operating Press enter key to silence alarm Unplug oven and plug in again Restart oven If unsuccessful call service for immediate repair HEATING ERROR shown on di
36. ntilation and air conditioning HVAC system Through the HVAC system the air can be temperature controlled for summer and winter Return air can also be brought in directly from outside the building but detrimental effects can result from extreme seasonal hot and cold temperatures from the outdoors NOTE Return air from the mechanically driven system must not blow at the opening of the baking chamber Poor oven baking performance will result C Other ventilation concerns 1 Special locations conditions or problems may require the services of a ventilation engineer or specialist 2 Inadequate ventilation can inhibit oven performance 3 It is recommended that the ventilation system and duct work be checked at prevailing intervals as specified by the hood manufacturer and or HVAC engineer or specialist 8 203 MM MINIMUM VENT HOOD 3 76 12 305 MM MINIMUM MINIMUM EACH SIDE FIG 2 5 Ventilation System Dimensional 11 ASSEMBLY Top Panel and Base Pad Assembly Install the four leg extensions onto the base pad using the 1 2 13 x 1 1 4 screws 1 2 flat washers and 1 2 lockwashers supplied in the Base Pad Kit See Figure 2 6 Check that the orientation of the adjustable 6 leg holes in the leg bottom is consistent all to the inside or all to the outside The adjustable leg mounting hole is closer to the edge of the leg than the caster mounting hole Install the
37. r belt as shown in Figure 2 14 in Section 2 Installation The belt should lift between 3 and 4 75 100mm DO NOT OVERTIGHTEN THE CONVEYOR BELT If necessary the belt tension can be adjusted by turning the conveyor adjustment screws located at the idler left end of the conveyor N Replace the crumb trays 27 Figure 4 2 Removing Air Fingers and Plates Figure 4 3 Disassembling the Air Fingers Manifold gt Inner plate Outer Plate Pull outer plate e straight up Swing ends of inner plate and manifold apart Pull inner plate upwards and then away from manifold Step on lip of manifold 11 MAINTENANCE EVERY 3 MONTHS A Check that the oven is cool and the power is disconnected as described in the warning at the beginning of this Section B Vacuum both of the blower mounts and their surrounding compartments using a shop vacuum C Tighten all electrical terminal screws D Split Belt Disassembly and Cleaning 1 Referto Part D Conveyor Installation in the Installation section of this Manual Then remove the following components from the oven Conveyor end stop Crumb trays Chain cover Drive chains End plugs Conveyor assembly 2 Remove the master links from each conveyor belt Then roll the belts up along the length of the conveyor to remove them from the frame 3 Remove the two conveyor adjustment screws from the idler end of the conveyor frame as shown in Fig
38. s 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 MAINTENANCE DAILY Figure 4 1 Cooling Vents and Grills Check that the oven is cool and the power is disconnected as described in the warning at the beginning of this section Clean ALL of the cooling fan grills and vent openings with a stiff nylon brush Refer to Figure 4 1 for the location of the grills and vents Clean the outside of the oven with a soft cloth and mild detergent Check that all cooling fans are operating properly without adequate cooling can seriously damage the oven s internal components 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 and brush the crumbs off the conveyor as it moves Remove and clean the crumb trays If necessary refer to Figure 2 16 in Section 2 Installation when replacing the crumb trays into the oven Clean the window in place COMBUSTION AIR INTAKE 26 Il MAINTENANCE MONTHLY NOTE When removing the conveyor refer to Figure 2 12 in Section 2 Installation A Check that the oven is cool and the power is disconnected as described in the warning at the beginning of this section B Remove the crumb trays from the oven C Liftthe drive end of the conveyor sligh
39. screen backlight will shut off The oven will stay in this condition until it is started again with no outputs energized OTHER ADJUSTMENTS Manager Mode A Changing Baking Blower Speeds Run Mode To change the upper or lower blower speeds without turning the oven OFF 1 Enter the BLOWER CONFIGURATION Screen Press and hold key until PASSWORD appears on the screen Press and 2 The screen should appear as below BLOWER CONFIGURATION UPPER HIGH HZ 70 LOWER HIGH HZ 100 ENERGY MODE YES 2 Press 2 until UPPER HIGH HZ is flashing Press to change UPPER HIGH HZ Press to display the desired value Press 2 to accept the new value Follow same procedure for the LOWER HIGH HZ value if required e MINIMUM HZ VALUE 45 Hz e MAXIMUM HZ VALUE 90 Hz 21 Changing Energy Mode Status Run Mode If he photo eye should ever fail to operate baking mode can be continually engaged by disabling the energy mode A service call should be made in the interim as energy use will be considerably higher without the energy mode g mE 5 until ENERGY MODE is flashing Press Status of energy mode will be flashing i e YES or u X NO Press to change status to desired state Press to accept status change Press to leave the BLOWER CONFIGURATION screen C System Setup Enter SYSTEM SETUP menu Can only be done in OFF mode Four control system values can be changed that relate
40. se 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 parts replacement and servicing should be performed by your Middleby Marshall Authorized Service Agent Service that is performed by parties other than your Middleby Marshall Authorized Service Agent may void your warranty NOTICE Using any parts other than genuine Middleby Marshall factory manufactured parts relieves the manufacturer of all warranty and liability NOTICE Middleby Marshall reserves the right to change specifications at any time Commercial Food Equipment Service Association Middleby is proud to support the Commercial Food Equipment Service Association CFESA We recognize and applaud CFESA s ongoing efforts to improve the quality of technical service in the industry Middleby Cooking Systems Group 1400 Toastmaster Drive Elgin IL 60120 USA 847 741 3300 FAX 847 741 4406 www middleby com Middleby 77248 Marshall
41. spark electrode assembly D Check the conveyor drive shaft bushings and spacers Replace the components if they are worn KEY SPARE PARTS PS360G GAS OVEN ITEM QTY P N DESCRIPTION 1 1 65564 Digital Display Programmed 2 1 65756 Motor Conveyor Drive 3 1 65566 Conveyor Control Board 4 1 69614 Inverter 2 HP Lenze 230V Input 5 1 69079 Power Supply 24VDC 120W 6 1 69583 Rotation Sensor 1 per motor 7 1 36451 Fan Cooling 8 2 63909 Switch Door Interlock 9 1 69149 Blower Motor 1 3 HP 10 1 61602 Ignition Module 11 1 60679 Gas Valve Modulating w flanges and cable 12 1 50794 Relay 30A 240V coil 13 1 33983 Hi Limit Thermostat 14 1 32108 Transformer 240 primary 24 secondary 15 1 65565 Board Main I O 16 2 60520 2 Thermocouple 2 Grounded 4 per oven 17 1 60185 Photo Sensor 18 1 59132 Relay DPDT 24VDC Coil 19 2 69582 Rotation Switch Board 20 1 62288 Igniter Single Rod 21 1 62282 Ignition Cable 22 1 69472 Front Photo Eye optional 30
42. splay and audible alarm sounds PROBES OPEN shown on display and audible alarm sounds The oven has failed to preheat in the expected time period 30 minutes Either a burner issue is occurring or the oven was interrupted while heating up All thermocouple probes have failed and are open Press enter key to silence alarm Turn oven off and back on again If unsuccessful and error reoccurs call for service Press enter key to silence alarm Call service for immediate repair COMM LOST Communication between the display user interface and the I O board has occurred Press enter key to silence alarm Call service for immediate repair IGNITION LOCKOUT on display Oven burner failed to light stay lit 1 Gas not turned on to oven 2 Burner has stopped running Press enter key to silence alarm Turn the oven off and back on again to clear the notification and relight NOTE If the remedial measures above do not successfully resolve the issue or the issue is not listed above contact the Middleby Customer Care Center at 847 429 7852 25 CAUTION If a cooling fan is not operating correctly it must be N replaced IMMEDIATELY Operating the oven SECTION 4 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
43. system components function correctly NOTE The installer MUST verify oven operation prior to putting oven into service H Maintenance It is recommended to check yearly the minimum and the maximum setting and readjust them if necessary SECTION 3 OPERATION DESCRIPTION OF CONTROLS USER INTERFACE The PS360G oven control performs a variety of functions including Temperature control Belt speed control Upper lower blower speed setting Energy management Oven diagnostics and system testing Conveyor speed calibration Service use only The oven control will have power delivered to it and initialize when the oven is connected to the power supply Upon initialization the control will briefly display WOW OVEN splash screen then proceed to OFF mode A Control Keys 2 5 ON OFF key e Quick press brings oven to active ON mode e Press and hold will put oven into OFF mode If temp is over 200F the blowers will remain on until the oven temp drops below 200F 1 TEMPERATURE key e Quick press displays actual temperature e Press and hold until display flashes Allows change to set temperature XL BELT Key e Quick press displays alternate front and back belt speeds e Press and hold until display flashes Allows change to belt speed 2 UP DOWN keys Press up or down to change number values or change parameter TOOLS Key Press
44. te regulator MUST be installed in the line BEFORE the individual shutoff valve for the oven CAUTION To prevent damage to the control valve regulator during initial turn on of gas it is very important to open the manual shutoff valve very slowly After the initial gas turn on the manual shutoff valve must remain open except during pressure testing as outlined in the above steps or when necessary during Service maintenance A Gas Utility Rough In Recommendations The following system specifications are STRONGLY RECOMMENDED Deviating from these recommendations may affect the baking performance of the oven Gas Meter e One or two cavities 750 meter e Three oven cavities 1 200 meter Gas Line e DEDICATED GAS LINE from the gas meter to the oven 2 50 8mm pipe for Natural gas 2 50 8mm pipe for Propane e Maximum length 2 002 61m Each 90 elbow equals 7 2 13m of pipe Connection Check the oven s gas supply requirements before making the gas utility connections Gas supply requirements are listed on the 5 serial plate and in Table 1 4 Gas Orifice and Pressure Specifications in Section 1 Description Check the serial plate to determine the type of gas Propane or Natural to be used with the oven Refer to the instructions in the gas hose package included in the Installation Kit before connecting the gas line One gas line connection method is shown in Figure 2 18 however co
45. th the hooks along the sides of the other conveyor links See Figure 2 15 Replace the conveyor into the oven Figure 2 15 Conveyor and Master Link orientation Direction of travel CORRECT master link position Incorrect master link position Final Assembly Install the crumb trays underneath the conveyor as shown in Figure 2 16 Figure 2 16 Crumb Trays Crumb tray insertion CONVEYOR BELT REVERSAL Conveyor belt reversal consists of three steps 1 2 Physically reversing the conveyor belt Resetting the conveyor travel direction through the User Interface Switching the photo sensor REVERSING THE CONVEYOR BELT Remove the conveyor from the oven and find the master link location Remove master links and remove the belt from the conveyor frame Reassemble the belt back onto the frame in the reverse direction and reinstall the master links Replace the conveyor assembly in the oven RESETTING DIRECTION See OVEN CONFIGURATION MENU in the PS360G TECH GUIDE Direction is changed through the User Interface with no wiring changes necessary CAUTION Shock hazard in compartments electrical filters are electrically alive SWITCHING PHOTO SENSOR CAUTION Disconnect power before switching Photo Eye Remove the three screws securing the access door to the unit Open the access door and disconnect the connector fitting to the photo eye assembly Remove the two screws securing
46. the photo eye assembly to the control box Remove the four nuts securing the photo eye to the housing Rotate the photo eye 180 degrees and affix the photo eye with the four nuts On the opposite control box remove the two screws holding the cover where the photo eye assembly will be positioned Secure the photo eye assembly in position with the two screws Place the photo eye cover on the opposite control box where the photo eye assembly was removed and secure the two screws Secure the access door with the three screws Remove the three screws securing the access door on the opposite side Open the access door where the photo eye is now positioned and connect the photo eye connector fitting Secure the access door with the three screws Apply power to the unit Adjust the photo eye height by loosening the two screws securing the photo eye assembly and sliding the photo eye assembly either up or down such that the beam is approximately 1 4 inch above the belt Note This is MUCH easier in reduced light Replace all covers VI ELECTRICAL SUPPLY CAUTION Authorized installation personnel normally 15 accomplish the connections for the ventilation system electric supply and gas supply as arranged by the customer Following these connections the factory authorized installer can perform the initial startup ofthe oven NOTE The electric supply installation must satisfy the requirements of the appropriate statutory authority s
47. tly and push it forward into the oven This removes the tension from the drive chain Remove the drive chain from the conveyor sprocket D Slide the conveyor out of the oven folding at as it is removed E Remove the end plugs from the oven The end plugs are shown in Figure 1 1 in Section 1 Description F Slide the air fingers and blank plates out of the oven as shown in Figure 4 2 AS EACH FINGER OR PLATE IS REMOVED WRITE A LOCATION CODE ON IT WITH A MARKER to make sure it can be reinstalled correctly Example of markings Top Row gt T1 T2 14 Bottom Row B1 B2 B3 B4 G Disassemble the air fingers as shown in Figure 4 3 AS EACH FINGER IS DISASSEMBLED WRITE THE LOCATION CODE FOR THE FINGER ON ALL THREE OF ITS PIECES This will help you in correctly reassembling the air fingers CAUTION Incorrect reassembly of the air fingers will N change the baking properties of the oven H Clean the air finger components and the interior of the baking chamber using a vacuum cleaner and a damp cloth Refer to the boxed warnings at the beginning of this Section for cleaning precautions I Reassemble the air fingers Then replace them in the oven using the location codes as a guide Replace the end plugs on the oven AS Reassemble the conveyor into the oven If the drive sprocket was removed when installing the conveyor replace it at this time L Reattach the drive chain M Check the tension of the conveyo
48. to the user interface for the daily oven operator Actual temperature display always on or off Set temperature lock on or off Belt time lock on or off Degrees Celsius shown or default degrees Fahrenheit Boma EN Press key PASSWORD will appear on the screen nznea Press 9 and The screen should appear as below SYSTEM SETUP SHOW TEMP ALWAYS SET TEMP LOCKED SET TIME LOCKED CELSIUS Press ie the item you want to change is flashing then un Now press 2 until the setting you desire is displayed then press Press to leave the SYSTEM SETUP menu Press to return to operating mode 22 D Energy Management Information The PS360G reduces energy usage in two ways over most competitive ovens e Modulating gas control IDLE BAKING mode control Energy Saving Mode The modulating gas valve within the oven controls pressure of the delivered gas to the burners to increase or reduce the energy input as needed to maintain temperature instead of cycling a gas valve on and off This is a more efficient and accurate way of controlling the temperature and eliminates the losses associated with the ON OFF cycling control The PS360G like other Middleby WOW ovens has an idle mode that places the blowers at a reduced speed during non baking periods Reducing the blower speed reduces the volume of air requiring heating and thus reduces energy usage in these non baking times A photo eye sensor at the entrance side of the
49. uch as the National Electrical Code CSA C22 2 the Australian Code AG601 or other applicable regulations NOTE The electric supply connection must meet all national and local electrical code requirements Figure 2 17 Utility Connection Locations COMBUSTION AIR INLET EQUIPOTENTIAL GROUNDING SCREW POWER CORD CONNECTION ACCESS Check the oven serial plate before making any electric supply connections Electric supply connections must agree with data on the oven serial plate The location of the serial plate is shown in Figure 1 1 in Section 1 Description A fused disconnect switch or a main circuit breaker customer furnished MUST be installed in the electric supply line for each oven cavity It is recommended that the switch circuit breaker have Lockout Tagout capability The supply conductors must be of the size and material copper recommended Refer to the wiring diagram inside the machinery compartment of the oven Electrical specifications are also listed on the oven s serial plate and in Table 1 3 Electrical Specifications in Section 1 Description The oven requires a ground connection to the oven ground screw For gas ovens the screw is located in the electrical junction box see Figure 2 14 necessary have the electrician supply the ground wire Do NOT use the wiring conduit or other piping for ground connections Incoming electrical power lines are fed t
50. ure 4 4 4 Remove the idler shaft assembly from the conveyor 5 Pull apart the two sections of the idler shaft 6 Clean the shafts thoroughly using a rag Then lubricate both the extended shaft and the interior of the hollow shaft using a light food grade lubricant DO NOT lubricate the shafts using WD40 or a similar product This can cause the shafts to wear rapidly 7 Before reassembling the shafts into the conveyor frame check that they are oriented properly Figure 4 4 Disassembling the idler shaft 28 10 11 12 13 14 15 16 17 18 19 Reassemble the idler shaft into the conveyor Make sure that the bronze washer is in place between the two sections of the shaft See Figure 4 4 Replace the conveyor adjustment screws as shown in Figure 4 4 To allow the conveyor belt to be reinstalled later do not tighten the screws at this time Loosen the set screw on both of the conveyor drive sprockets Then remove the sprockets from the shaft Check the conveyor configuration as follows High speed conveyors are equipped with large flange bearings at both ends of the shaft as shown in Figure 4 5 For these conveyors remove the two screws that hold each bearing to the conveyor frame With the screws removed lift the end of the shaft at the front of the oven and pull the entire assembly free of the conveyor frame Standard conveyors are equipped with bronze bushings mounted on spacers
51. when off to enter Setup or test screens CANCEL Key e Quick press cancels last action and returns to last screen or operation e Press and hold to shut oven off RETURN Key e Quick press stars oven from off mode e Enters and saves changed parameter value 19 B Display Features STATUS INDICATOR BAKING appears when the SETPOINT oven is in baking mode No Set point baking text here indicates that the temperature is oven is in IDLE mode displayed here BAKING 350 256 4 00 rear STATUS Alternating display indicates HEAT heat BELT DISPLAYED relay is energized 30 ACTUAL TEMPERATURE indicates FRONT belt percent of heat signal Actual temperature of the time is being displayed fram the control to the gas oven is displayed here If it is indicates that the BELT SPEED Ive not displayed pressing the BACK belt time is being Displays time in TEMPERATURE key displayed If no letter minutes and seconds momentarily will show the appears the belt times that it takes for the belt actual temperature for 15 are identical to travel the length of seconds the baking chamber Il NORMAL OPERATION A Starting the Oven To start the oven press the 2 button The oven will start and the operating display will appear on the screen The blowers will begin and the blower proving switches will engage permitting the heat circuit relay
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