XLT Ovens 1832-AE-B Installation & Operation Manual Download Page 92

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Hood Cleaning

1. Remove and wipe clean front and end shroud panels.
2. Remove and clean product take-off shelves (if installed) and crumb trays.

CAUTION

Shroud Panels can weight up to 60 lbs [27 kg]. Use caution when lifting.

Example Maintenance & Cleaning Schedule for AVI Hoods

Task

Daily

Weekly

Monthly

Semi- annual

Wipe down Exterior



Clean Exterior



Clean Light Globe



Replace Light Bulbs

As needed

Empty Grease Tray



Check Filters



Clean Filters



Clean Duct Work / Fan

As per manufacturer’s recommendation

Ovens must be cool and the oven power cord must be unplugged from the VFD
before any cleaning is done.

WARNING

Product Take-Off
Shelves (optional)

Shroud Panels

Crumb Trays

Summary of Contents for 1832-AE-B

Page 1: ...of unacceptable concentrations of substances harmful to health in the room in which it is installed This appliance needs an unobstructed flow of fresh air for satisfactory combustion and must be installed in a suitably ventilated room in accordance with current regulations This appliance should be serviced by qualified personnel at least every 12 months or sooner if heavy use is expected For use w...

Page 2: ... Ovens are certified for installation on combustible floors Electrical schematics are located inside the control box of the oven and at the end of this man ual Disconnect input power to the unit before performing any maintenance This unit requires a Type I ventilation hood which requires make up and exhaust air to ensure adequate air supply The installation should conform to local codes This unit ...

Page 3: ...In Australia install oven in accordance with the latest version of AS5601 Gas Installation SAFETY MESSAGES Tips give a special instruction that can save time or provide other benefits while installing or using the product The tip calls attention to an idea that may not be obvious to first time us ers of the product TIP NOTE Notes indicates an area or subject of special merit emphasizing either the...

Page 4: ...egative is very important to us as it helps us understand how to improve our products and our company Our goal is to provide you our cus tomer with equipment that we can be proud to build and you can be proud to own To receive technical support for the oven or hood you purchased contact the designated representative from whom you purchased the unit or XLT Ovens at 888 443 2751 anytime day or night...

Page 5: ...6 Oven Maintenance 40 Oven Troubleshooting 41 Hood Description 44 Hood Dimensions 45 Hood Electrical Requirements 47 Hood Ventilation Requirements 64 Hood Rough In Specifications 65 Hood Installation 66 Variable Frequency Drive Adjustments 85 Hood Operator Controls 86 Hood Initial Start Up 87 Hood Valance Kit 89 Hood Cleaning 92 Hood Troubleshooting 94 International Distributors 94 Electrical Sche...

Page 6: ...s or LP gas models Electric ovens are also available The 3270 and 3870 models have two burners one on each side and have two control boxes All other models have only a single burner with a single control box that can be supplied on either end All models can be configured for a split belt conveyor AE indicates Australian Export configuration certified to AGA AS 4563 S indicates Standard configurati...

Page 7: ... Accessories such as extended conveyor shelves and perforated crumb trays are available from XLT In addition moving equipment such as carts and lifting jacks are available to help in stall and move ovens and hoods Please contact XLT or your designated representative for more information Oven Description Oven Lid Control Box RH Control Box LH 3270 3870 Only Sandwich Door Crumb Tray Front Panel Knob...

Page 8: ...8 Oven Dimensions M N K L M N K L P N P K L Q H J G F B C D 19 77 502 19 77 502 17 55 446 A E 20 87 530 NOTE All dimensions in inches mm ...

Page 9: ...27 3255 33 41 849 55 13 1400 90 25 2292 37 72 958 61 23 1555 N A N A 39 92 1014 14 85 377 5 70 145 42 73 1085 20 66 525 31 78 807 N A N A 850 386 3270 33 41 849 70 13 1781 105 25 2673 37 72 958 61 23 1555 109 72 2787 34 94 887 34 94 887 39 85 1012 5 70 145 42 73 1085 20 66 525 31 78 807 N A N A 1100 500 3855 39 41 1001 55 13 1400 90 25 2292 37 72 958 67 23 1708 N A N A 39 92 1014 14 85 377 5 70 14...

Page 10: ...ian World Ovens 8 21 208 9 85 250 28 19 716 29 83 758 48 18 1224 49 82 1265 9 30 236 18 91 480 23 24 590 24 88 632 43 23 1098 44 87 1140 9 30 236 18 91 480 9 30 236 18 91 480 23 24 590 24 88 632 NOTE All dimensions in inches mm For Models 3270 3870 ...

Page 11: ...32 12 35 314 18 91 480 Gas Electrical Connection Dimensions Australian World Ovens 10 21 259 9 85 250 30 19 767 29 83 758 50 18 1275 49 82 1265 12 35 314 18 91 480 25 24 641 24 88 632 45 23 1149 44 87 1140 12 35 314 18 91 480 NOTE All dimensions in inches mm ...

Page 12: ... 18 3870 12 24 36 Standard Ovens OVEN VOLTS AMPS FREQUENCY Size 220 230 240 VAC Single Double Triple 50 60 Hz 1832 3 6 9 2440 3 6 9 3240 3 6 9 3255 3 6 9 3270 6 12 18 3855 3 6 9 3870 6 12 18 World Ovens OVEN VOLTS AMPS FREQUENCY Size 220 230 240 VAC Single Double Triple 50 Hz 1832 3 6 9 2440 3 6 9 3240 3 6 9 3255 3 6 9 3270 6 12 18 3855 3 6 9 3870 6 12 18 Australian Ovens ...

Page 13: ... 190 6 14 15 35 1 5 3 5 11 5 14 27 5 35 2 75 3 5 Manifold Pressure Orifice Sizes Standard World Orifice Size Australia Oven Natural Gas LP Gas Natural Gas LP Gas Natural Gas LP Gas Size W C mbar kPa W C mbar kPa Inches MM Inches MM MM MM 1832 3 5 8 75 875 10 25 2 5 1285 3 26 0820 2 08 3 56 2 24 2440 3 5 8 75 875 10 25 2 5 144 3 66 0890 2 26 3 96 2 44 3240 3 5 8 75 875 10 25 2 5 1695 4 3 1040 2 64 ...

Page 14: ...ed Kingdom GB X X X Sweden SE X X Switzerland CH X X X X Slovenia SI X Slovakia SK X Cyprus CY X X X Estonia EE X Latvia LT X Lithuania LV Malta MT X X Hungary HU X X Poland PL X Czech Republic CZ X X Natural Gas Propane Gas Gas Group I2H I2E I2E I2L I3 I3B P 30 I3P 30 37 50 I3B 37 Inlet pressure mbar 20 20 20 25 25 28 30 37 50 28 30 37 50 30 37 50 37 Number of injectors 1 per burner Main burner o...

Page 15: ...pply should have a gas meter and regula tor large enough to handle all of the gas appliances such as the furnace hot water heater and ov ens in operation at the same time Add up all of the BTU kw MJ ratings to determine the total load See Oven Specifications page for supply requirements Oven Only Rough In Specifications 1 All dimensions in inches mm 2 All dimensions on this page are recommended 42...

Page 16: ...e phase and installed in accordance with the latest version of AS NZS 3000 wiring rules A separate circuit breaker must be provided for each oven deck Gas and electric connections must be accessible when the ovens are in the installed position Electrical plugs and cords must meet all local code requirements Gas hose assemblies with quick disconnects for each oven deck will be installed at each val...

Page 17: ...ure the insulation is placed properly These ovens are heavy and can tip or fall causing bodily injury NEVER place any part of your body beneath any oven that is suspended by the lifting jacks A crush hazard exists if the oven falls or slips DO NOT place your hands on the lifting jack vertical pole beneath the jack s winch As the jack s winch descends when you turn the jack handle a pinch point is ...

Page 18: ...Place the four leg angles on top of the legs as shown All of the leg angle holes should line up with the holes in the bottom of the legs Place two 2 washers on each leg at the inner corner holes These 2 washers are approximately the same thickness as the leg angles and will keep the caster level 4 Attach the four casters to the legs as shown The leg angles and washers are sandwiched be tween the c...

Page 19: ... opening flaps using the same thumbscrews Oven Assembly Conveyor Opening Flap Thumb Screws Conveyor Opening Flap Thumb Screws Right Hand Lifting Plate Thumb Screws Thumb Screws Left Hand Lifting Plate The Lifting Pipe hole marked for the appropriate oven size must be installed closest to the control box NOTE NOTE If using an AVI Hood System conveyor flaps are not needed Top of Oven Top of Oven ...

Page 20: ...p the jack aligned properly Check for smooth operation The cable should not be pinched and should pass smoothly over the pulley on top of the pole assembly Inspect cable prior to each use If cable is frayed or shows signs of excessive wear and tear DO NO USE until cable is replaced At a minimum replace the cable annually with wire rope that meets or exceeds the jack manufacturer s specifications D...

Page 21: ...ge injury or death from a falling oven WARNING Both jacks should be raised in unison otherwise they may bind and a dangerous situation may develop Do not put any part of yourself under the oven at any time The oven is top heavy Be careful WARNING 3 Remove the cart or skid 4 Rotate the oven as shown 5 Roll the appropriate oven base underneath the oven 6 Lower the oven onto the base 7 Repeat as nece...

Page 22: ...y multi deck installation For xx70 models they are required on both ends To install remove the four 4 control box screws under the conveyor Place the panel with the notch towards the bake chamber Line up the slots with the existing holes and replace the screws Oven Assembly Conveyor Opening Flap Thumb Screws Lower Control Box Plate Control Box Screws Lower Control Box Plate Notch Stacking the Oven...

Page 23: ...ppliance must be electrically grounded in accordance with local codes or in the absence of local codes with the National Electrical Code ANSI NFPA 70 or the Canadian Electrical Code CSA C22 2 as applicable Electrical Grounding Instructions This appliance is equipped with a three prong grounding plug for your pro tection against shock hazard and should be plugged into a properly grounded three pron...

Page 24: ...x WC Natural 1 5 3 5 6 0 14 LP 2 75 3 5 11 5 14 The gas supply shall have a gas meter and regulator large enough to handle all of the gas appliances such as the furnace water heater and ovens in operation at the same time Add up all of the Btu kw MJ ratings to determine the total load The installation must conform to local build ing codes 1 The appliance and its individual shutoff valve must be di...

Page 25: ... stack regardless if used on a single double or triple configuration The machine eye bolt should be installed in the lowest hole of the back wall on the control end of the lowest oven in the stack The lag eye bolt must be installed into a structural member of a wall Upon completion of performing any service or cleaning functions that require removal of the restraint insure that it is correctly re ...

Page 26: ... chain guards must be removable without disturbing fire suppression piping Oven Installation Aim nozzles at center of oven Aim nozzles at center of oven Supply Inlet Conveyors removed for clarity Right side shown left side similar Place nozzles into conveyor opening as far up and to the back of oven as possible Connect supply lines under lower control box and across back of ovens Supply Line ...

Page 27: ...n be purchased through HVAC contractors The test procedure is outlined below The oven must be operating at 450º 500ºF 232º 260ºC The conveyor must be turned off The ventilation hood exhaust fan must be turned on Put a smoke candle in a pan on the conveyor belt at the center of the oven Observe the smoke pattern coming out of the oven The ventilation hood must capture all of the smoke from the oven...

Page 28: ... installation signed by the Customer and returned to XLT Ovens to initiate Warranty Policy Non AVI Hood Interlock Always use the proper oven shut down procedure for turning ovens off Do not turn off the exhaust fan until cool down sequence on oven is completed The use of the exhaust fan control to shut off ovens manually may void the warranty on ovens The following is a recommended method of provi...

Page 29: ...s No ________________ All features explained Yes No ________________ Damage to ovens or hood during shipment or installation ______________________________________________ Missing parts __________________________________ Customer Signature _____________________________ Electrical Electrical supply accessible after installation Yes No Separate electrical circuit per oven Yes No Electrical Supply pe...

Page 30: ...Crumb Trays Solid Perforated None Fire Suppression Installed Yes No Right Burner Square Round Main Shutter Setting _______________________ Secondary Shutter Setting ___________________ Low flame after temperature drop Yes No Was Combination Valve adjusted Yes No High Bias ___________ Low Bias ___________ Left Burner N A Main Shutter Setting _______________________ Secondary Shutter Setting _______...

Page 31: ... Low Flame Bias Adjustment 5mm Inlet Pressure Tap Manifold Pressure Tap Manifold Pressure Adjustment High Flame Bias Screw Brass Nut 8mm Quiet Fire Direct Ignition Burner Combination Gas Valve Inlet Pressure Tap Low Flame Bias Adjustment 5mm Manifold Pressure Tap Manifold Pressure Adjustment High Flame Bias Screw Brass Nut 8mm Main Shutter Secondary Shutter ...

Page 32: ...ontact XLT Ovens or your designated representative to make all gas pressure adjustments Direct Ignition Burner Australia Combination Gas Valve Inlet Pressure Tap Manifold Pressure Tap Manifold Pressure Regulator under cap screw ...

Page 33: ...Speed Control Conveyor Speed Control Temperature Control Circuit Breakers Fan Filter Models 1832 2440 3240 3255 3855 Single oven shown Double and Triple Stack similar Oven Switch Left Right Front Back Control Panel Standard Belt Control Panel Split Belt Left Front Right ...

Page 34: ... Fan Filter Back Conveyor Speed Control Oven Switch Models 3270 3870 Single oven shown Double and Triple Stack similar Front Left Right Right Side Control Panel Standard Belt Left Side Control Panel Standard Split Belt Left Right Front Back Front Conveyor Speed Control Right Side Control Panel Split Belt ...

Page 35: ...djust the conveyor control to the desired belt time To change the belt time press and hold either the UP or DOWN key 4 To turn the conveyor ON or OFF push both arrow keys simultaneously 5 Allow about 30 45 seconds for the burner to ignite You should hear combustion and see the indicated temperature rise 6 If the burner does not ignite turn the switch off wait five 5 minutes and repeat step 1 If it...

Page 36: ...nd safety measures as dictated by the product manu facturer Do not use abrasive cleaners or abrasive pads as they can scratch stainless steel surfaces Example Cleaning Schedule for XLT Ovens Task Daily Weekly Monthly Semi annual Wipe down front Clean sandwich window Wipe down sides Wipe down top Wipe down control box Wipe down motor cover Empty Crumb Trays Remove large debris from conveyor Clean r...

Page 37: ... Then remove and clean the front panel Crumb Tray Product Stop Conveyor Opening Flap Front Panel Knob NOTE DO NOT immerse front panel as it contains insulation that could become saturated Opening the sandwich door will provide a grip location for removing the front panel Front panels can weigh up to 75 lbs or 34 kg Use caution when lifting CAUTION TIP Thumb Screws ...

Page 38: ...the removal of the finger covers note the location and configuration to ensure proper reassembly Typically upper finger bodies are approximately 2 50 mm thin ner than lower finger bodies The finger outer panels are the same dimensions Front Panel Knobs 4 Raise the front of the lower finger bodies one at a time approximately one inch 25 cm and slide the finger outer panels out towards the front Fin...

Page 39: ...6 Wipe down and clean all interior and exterior surfaces CAUTION DO NOT spray liquid cleaning agents in the slots and holes in the following loca tions Back of Control Box Underneath Control Box Main Fan Motor Cover 7 After all components are clean and dry re assemble the oven in the reverse order Finger Covers Upper Finger Bodies Lower Finger Bodies ...

Page 40: ...gged with dust After several clean ings the filter will need to be replaced Contact a factory representative or a local service company to perform all other mainte nance and repairs NOTICE If the oven is to be removed from its installed location for cleaning or servicing the following procedure is to be implemented 1 Shut off main manual gas valve 2 Unplug electric cord 3 Unplug gas line 4 Unlock ...

Page 41: ...upply is adequate 5 The gas hose must be connected to the oven and the manual shutoff valve fully opened 6 Check to see that the oven is fully assembled All of the fingers must be properly installed XLT Ovens has qualified customer service personnel that can provide assistance on any type of issue that you may experience Customer Service can be contacted at 888 443 2751 24 hours per day 7 days per...

Page 42: ... be configured to cook a wide variety of food items This is accomplished by arranging the fingers to control the baking characteristics Generally speaking most cooking is a bottom up process The hot air from the bottom row of fingers has to go through the conveyor a distance of about 2 50 8mm heat the pan or screen and then actually cook raw dough The hot air from the top on the other hand basical...

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Page 44: ...ctric utili ties for the hood oven s and exhaust fan connect to the VFD control box The control box houses a variable frequency drive fuses receptacles and relays The VFD converts the single phase input power to adjustable three phase output power to vary the speed of the exhaust fan The oven s plug in to the receptacles to provide a safety interlock The optional relays provide fire suppression in...

Page 45: ...2 1380 54 11 32 1380 B 18 11 16 474 21 11 16 550 25 11 16 652 25 11 16 652 25 11 16 652 28 11 16 728 28 11 16 728 C 30 11 16 779 33 11 16 856 37 11 16 957 37 11 16 957 37 11 16 957 40 11 16 1033 40 11 16 1033 D 88 19 32 2250 96 19 32 2454 96 19 32 2454 111 19 32 2835 126 19 32 3216 111 19 32 2454 126 19 32 3216 E 44 5 16 1125 48 5 16 1227 48 5 16 1227 55 13 16 1417 63 5 16 1608 55 13 16 1417 63 5 ...

Page 46: ...2 383 Double Stack 513 78 233 576 72 262 640 25 290 681 29 309 704 08 319 728 01 330 750 23 340 Triple Stack 594 64 270 593 48 269 657 82 298 698 99 317 709 52 322 840 39 381 754 55 342 NOTE All weights in pounds kg NOTE All dimensions in inches mm unless otherwise noted 69 1 2 1 8 1765 3 2 90 2286 Front of Hood Canopy Switches to be on Front of the Hood Finished Floor Hood Dimensions ...

Page 47: ...connections to power each indi vidual XLT oven One 1 optional Normally Closed N C input from the fire suppression system The AVI Hood system provides three 3 power and signal outputs The power outputs for the ovens are on the bottom of the box while the signal outputs for fire suppression and HVAC dampers are on the top of the box Outputs are One 1 230 VAC 10 Amp variable frequency three phase out...

Page 48: ...nding Block Terminal Block TB VFD Controller Oven hood interface and power cords connect to bottom of VFD control box Electrical supply MUA and fire suppression controls are wired through top of VFD control box Wiring removed for clarity See schematic for wiring details Hood Electrical Requirements ...

Page 49: ...equency Drive VFD Box Power to VFD Controller Standard Neutral TB Position 3 230V 1 Phase 10 Amp Terminal Block TB Hot TB Positions 1 2 Ground Conduit and breaker panel shown for reference only Hood Electrical Requirements ...

Page 50: ...50 Power for Ovens Standard Three 3 120V 1 Phase 20 Amp Circuits Hot TB Positions 7 9 11 Neutral TB Positions 8 10 12 Conduit and breaker panel shown for reference only Hood Electrical Requirements ...

Page 51: ...ower from VFD to Exhaust Fan Standard Red TB Position 4 Blue TB Position 5 Black TB Position 6 Ground green Conduit shown for reference only All wiring below the terminal block to be done by XLT Ovens and is removed for clarity See schematic for wiring details ...

Page 52: ...power in A1 A2 Neutral Signal in from fire suppression panel TB Position 17 All wiring below the terminal block to be done by XLT Ovens and is shown for reference only See schematic for wiring details Fire Alarm Switch 120VAC Supply Conduit breaker panel and fire suppression panel shown for reference only ...

Page 53: ...it Relay shown for reference only Supply from Breaker Panel Up to 10Amps Determined by MUA Power In Power Out Neutral R3 R2 R1 Relays located in VFD box All wiring below the terminal block to be done by XLT Ovens and is shown for reference only Some wiring removed for clarity See schematic for wiring details ...

Page 54: ...by MUA Power In A1 MUA Unit 3 Relay Power Out Neutral A2 Power In A1 Power Out Neutral A2 Power In A1 Power Out Neutral A2 MUA Unit 1 Relay MUA Unit 2 Relay All wiring below the termi nal block to be done by XLT Ovens and is shown for ref erence only Some wiring removed for clarity See schematic for wiring details R3 R2 R1 Relays located in VFD box ...

Page 55: ...for clarity See schematic for wiring details Terminal Block TB Electrical supply MUA and fire suppression controls are wired through top of VFD control box Terminal Block TB Fuses VFD Controller 24V Transformer Fire Suppression Relays optional MUA Damper Relays optional Grounding Block Hood Electrical Requirements ...

Page 56: ...ontroller World Hood Electrical Requirements Top of Variable Frequency Drive VFD Box 230V 1 Phase 10 Amp Terminal Block TB Hot TB Positions 1 2 Ground Conduit and breaker panel shown for reference only Terminal Block TB ...

Page 57: ...Power for Ovens World Hood Electrical Requirements Three 3 230V 1 Phase 20 Amp Circuits Hot TB Positions 7 8 Conduit and breaker panel shown for reference only Hot TB Positions 9 10 Hot TB Positions 10 11 ...

Page 58: ...58 Hood Electrical Requirements Power from VFD to Exhaust Fan World Red TB Position 4 Blue TB Position 5 Black TB Position 6 Ground green Conduit shown for reference only Exhaust Fan not to scale ...

Page 59: ...Supply To TB Position 13 Conduit breaker panel and fire suppression panel shown for reference only B A B B A B A B A Signal in from fire suppression panel TB Positions 13 14 All wiring below the terminal blocks to be done by XLT Ovens Some wiring has been removed for clarity See schematic for wiring details ...

Page 60: ...r panel up to 10 Amps Determined by MUA MUA Damper Relays Single Output Configuration World optional Relays located in VFD box R4 R3 R2 All wiring below the terminal block to be done by XLT Ovens and is shown for reference only Some wiring removed for clarity See schematic for wiring details ...

Page 61: ...A2 Power In A1 Power Out A2 Power In A1 Power Out A2 MUA Unit 1 Relay MUA Unit 2 Relay Supply from breaker panel up to 10 Amps Determined by MUA R4 R3 R2 Relays located in VFD box All wiring below the terminal block to be done by XLT Ovens and is shown for reference only Some wiring removed for clarity See schematic for wiring details ...

Page 62: ...ments Without VFD Controller Grounding Block Terminal Block TB Electrical is wired through top of control box Oven hood interface cords connect to bottom of control box Wiring removed for clarity See schematic for wiring details ...

Page 63: ... 12 Hood Electrical Requirements Without VFD Controller Standard Without VFD Controller World Some wiring removed for clarity See schematic for wiring details Some wiring removed for clarity See schematic for wiring details 120V 1 Phase 10 Amp Circuit 2300V 1 Phase 10 Amp Circuit ...

Page 64: ...uirements and all other exhaust flow rate requirements in the kitchen At a minimum smoke candles must be used for a Capture and Containment C C test Refer to the Ventilation Requirements disclosed in the Oven section in this manual A Test and Balance TAB report is recommended after installation has been completed Below are the minimum items to be included is this report Total airflow on all A C Ma...

Page 65: ...od XLT Ovens Gas Manifold HVAC Unit Fan Curb 1 2 All thread Supported by Unistrut 4 Locations All structural members electrical gas fire suppression equipment shown for reference only 3 Phase Power from VFD Box Signal Wires for HVAC Dampers Signal Wire for Fire Alarm 3 120V Power to VFD Box for Ovens Fire Suppression Supply Lines Single Phase Power to VFD Box ...

Page 66: ...up procedure Location should minimize long and twisted duct runs Make efforts to have a straight clear path to the roof fan curb All Hood supporting structures must be strong enough to support the weight of the hood and shrouds Refer to the Specifications page for weight Maintain the proper clearances from combustible materials according to International Me chanical code IMC and National Fire Prot...

Page 67: ...t on each oven using the two 2 screws already installed in conveyor opening bezel Orientate brackets with square hole towards bottom and flange toward center of oven Right Side Conveyor Opening Screws Right Hand Shroud Bracket Left Side Left Hand Shroud Bracket Conveyor Opening Screws Front of Oven Front of Oven ...

Page 68: ...seout bracket on top oven using the two 2 screws already installed in conveyor opening bezel Orientate bracket with flange toward center of conveyor Prepare Ovens Right Side Bottom Rail Bracket Install one 1 bottom rail bracket on bottom oven using two 2 center screws already installed in control box Orientate bracket with square hole down and flange toward oven Bottom Rail Bracket Control Box Scr...

Page 69: ...pening Screws Left Back Shroud Bracket Install one 1 Left Back Shroud Bracket for each oven The bottom oven will receive the bracket with a square hole orientate this bracket with the square hole toward the floor The other ovens will receive one 1 bracket each without the square hole Conveyor removed for clarity ...

Page 70: ...ng the two 2 screws already installed in conveyor opening bezel Orientate bracket with flange toward center of conveyor For Models 3270 3870 Prepare Ovens Left Side Bottom Rail Bracket Install one 1 bottom rail bracket on bottom oven using two 2 center screws already installed in control box Orientate bracket with square hole down and flange toward oven Bottom Rail Bracket Control Box Screws For M...

Page 71: ...already installed on control boxes at loca tions shown with arrows Upper flange of closeout to face front of oven double stack shown brackets for single and triple will look slightly different Right Hand For All Models Left Hand For Models 3270 3870 Left Hand Control Box Side Closeout Install left hand control box side closeout by same method as right side ...

Page 72: ...oward hood Attach back panel stiffener to inside filler panels using 10 24 x 1 2 Screws and Nuts two 2 each end provided Install so that the screw heads are inside filter areas 10 24 x 1 4 Screws 10 24 x 1 2 Screws 10 24 Nuts Adjustment Slots Inside Filler Panels Back Panel Stiffener Illustrations shown with AVI hood on cart same instructions apply when AVI hood is crate shipped ...

Page 73: ...ated on End Beam see placement diagram above 4 Slide bracket and lifting hook assembly onto saddle pin with bracket resting flat on end beam 5 Insert locking pin in hole located near end of saddle pin 6 Place lifting gear assembly against end of hood with saddle pads against vertical surface 7 Insert each lifting hook into notch located at corner of fascia end 8 Tighten nuts on threaded rods until...

Page 74: ...ve wear and tear DO NO USE until cable is replaced At a minimum replace the cable annually with wire rope that meets or exceeds the jack manufacturer s specifications Do not exceed the stated capacity of the jack WARNING 1 Place the smaller end of extension tube into tripod base 2 Place bottom of the pole into the top of the extension tube and tighten knob Pole Winch Assembly Extension Tube Tripod...

Page 75: ...ime The hood is top heavy Be careful WARNING 3 Remove the cart or skid 4 Rotate the hood as shown 5 Raise the hood high enough to clear top oven 6 Roll the oven stack underneath the hood 7 Lower the hood onto the ovens lining up the two 2 front screw holes in the inside filler panels with the screw holes on oven lid 8 Reinsert screws saved from previous step 9 Remove lifting jacks and lifting gear...

Page 76: ...ow is a typical installation using four 4 pieces of Unistrut and four 4 lengths of 1 2 13 all thread It is recommended that a flat washer and two 2 nuts be placed under the bottom piece of Unistrut and over the top piece to prevent the hood from moving after installation is complete Please note the final distance from the finished floor to the bottom of the hood must be 69 1 2 1 8 1765mm 3 2 measu...

Page 77: ...racket 2 Slide top of grease filter filler panel into upper filter bracket 3 Raise grease filter filler panel up until bottom clears back of lower filter bracket 4 Rest bottom of grease filter filler panel into lower filter bracket Upper Filter Bracket Lower Filter Bracket Grease Filter Installed Grease Filters and Filler Panel Left End Shown Repeat for Right End As viewed from end Some parts remo...

Page 78: ... parts removed for clarity Install Shroud Hanging Brackets Install the end and front back shroud hanging brackets with acorn nuts provided End brackets require three 3 acorn nuts and front back brackets require 2 acorn nuts Flange with keyholes should protrude into filter area Keyhole Left Back Shroud Hanging Bracket Note Keyholes are offset for this bracket only ...

Page 79: ...ner posts and brackets Install with cage nuts facing away from ovens Install corner post onto threaded stud located in between shroud hanging brackets Secure with one 1 acorn nut 4 locations Cage Nut Corner Post Bottom Rail Front Back Bottom Rail Left right ends similar Acorn Nut Threaded Stud Corner Post Corner Post ...

Page 80: ...1 Install one 1 Control Box Upper Closeout Panel above upper Control Box 2 Line up shoulder bolts located near top of panel with keyholes in bracket allow panel to drop into place 3 Install thumb screws from conveyor side through previously installed bracket thread into Control Box Upper Closeout Panel 4 Repeat for left side if ovens have left hand control boxes Control Box Upper Closeout Panel ...

Page 81: ...hole Shoulder Bolt Open crumb tray doors located in front shroud panels verify crumb trays are easily removable Adjust All thread supporting hood from ceiling joists as needed for best fit Install Shroud Panels Front and Ends End load end unload shown Other configurations available Top inside of Shroud Panel applies to all Shroud Panels Bottom Outside of Shroud Panel applies to all Shroud Panels T...

Page 82: ...32 2440 3240 3255 3855 Bottom Rail Thumb Screw Bottom Outside of Back Shroud Panel Top Inside of Back Shroud Panel Keyhole Shoulder Bolt Line up shoulder bolts with keyholes in bracket Allow panel to drop into place Secure bottom of Shroud Panel to bottom rail with two 2 thumb screws ...

Page 83: ...ntrol box back panel 4 Install the cord connector through the knock out hole 5 Insert male Molex pins on the ends of the cord into the Molex connector following the dia gram below 6 Unplug the Molex connector going to the main switch assembly located in the control box 7 Plug the control cord assembly into the Molex connector that goes to the oven switch Green White Black Molex Connector Control C...

Page 84: ...a single oven use Top location For a double stack use Top lo cation for upper oven and Bottom location for lower oven leaving Middle location open 1 Insert and twist each oven power cord into the designated location on the bottom of the VFD box 2 Insert and lock each oven control cord into the designated location on the bottom of the VFD box TOP OVEN MIDDLE OVEN BOTTOM OVEN Twist Lock Power Outlet...

Page 85: ... 30 Hz 3 Ovens 40 Hz 3240 3255 3270 1 Oven 25 Hz 2 Ovens 35 Hz 3 Ovens 45 Hz 3855 3870 1 Oven 30 Hz 2 Ovens 40 Hz 3 Ovens 50 Hz g Press the store button once to store the new setting 2 Repeat steps d g for additional settings 3 When finished turn all of the switches to the off position 4 Next press the function key hold until d001 Display Mode appears on the display a Press the function one more t...

Page 86: ...o longer operates The switch on the AVI Hood overrides the oven switch Hood Initial Start Up All AVI Hoods are function tested at the factory Operation is verified and adjustments are made to ensure proper operation However field conditions are sometimes different than fac tory conditions such as voltage and CFM pressure These variables make it necessary to have an authorized service technician ve...

Page 87: ...________ Number of bends in duct run ________45º ________ 90º VFD to exhaust fan controller set up Top Switch _______Hz Middle Switch _______Hz Bottom Switch _______Hz Fire suppression relay in VFD box utilized Yes No Number of MUA relays in VFD box utilized _________ Valance Kit Yes Ceiling Height __________ No Duct Valance Kit Yes Height ____________ No Customer Signature _______________________...

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Page 89: ...he valance kit screws directly to the AVI Hood and does not require any structural support All kits have provisions for hood fire suppression piping to pass through without modification The plastic coating must be removed from all parts prior to installa tion AVI hood valance kits are available for different floor to ceiling heights Contact XLT Ovens or your designated representative for more info...

Page 90: ... Bracket End Bracket Front Back Brackets End Bracket Right Corner Bracket Left Corner Bracket Left Corner Bracket Install Valance Brackets Hood Valance Kit Optional Install Front Back Panels Install front back panels with flanges toward center of hood Fasten to brackets with screws washers provided Back Panel Front Panel 10 24 Screws Internal Tooth Lock Washers Fire Suppression Slot Ovens Shrouds ...

Page 91: ... Slot Front Of Hood Install corner panels with flanges toward center of hood Fasten to brackets front and back panels with screws washers provided Install End Panels Install end panels with flanges toward center of hood Fasten to brackets and corner panels with screws washers provided End Panel End Panel Internal Tooth Lock Washers 10 24 Screws ...

Page 92: ...tenance Cleaning Schedule for AVI Hoods Task Daily Weekly Monthly Semi annual Wipe down Exterior Clean Exterior Clean Light Globe Replace Light Bulbs As needed Empty Grease Tray Check Filters Clean Filters Clean Duct Work Fan As per manufacturer s recommendation Ovens must be cool and the oven power cord must be unplugged from the VFD before any cleaning is done WARNING Product Take Off Shelves op...

Page 93: ...ve As viewed from end Some parts removed for clarity Filler Panel to be over Grease Tray Grease Filters Grease Tray Front of Hood As viewed from front Some parts removed for clarity Left end shown repeat for right end of hood 4 Wipe clean all interior and exterior surfaces CAUTION DO NOT spray liquid cleaning agents in the slots and holes of the following locations VFD Box Back of control box Unde...

Page 94: ... Before trouble shooting the hood 1 Make sure that the hood is connected to the proper voltage 2 Check to see that the breaker in the service panel is not disengaged 3 Check to see that all fuses in the hood control box are not blown 4 Check to see that the filters are clean and installed properly 5 Check to see if the exhaust fan is rotating in the correct direction 6 Check to see if the VFD Cont...

Page 95: ...95 Oven Schematic 1832 2440 3240 3255 3855 Square Burner Standard ...

Page 96: ...96 Oven Schematic 1832 2440 3240 3255 3855 Square Burner World ...

Page 97: ...97 Oven Schematic 1832 2440 3240 3255 3855 Round Burner Australia ...

Page 98: ...98 Oven Schematic 3270 3870 Square Burner Standard RH Control Box ...

Page 99: ...99 3270 3870 Square Burner Standard LH Control Box Oven Schematic ...

Page 100: ...100 Oven Schematic 3270 3870 Square Burner World RH Control Box ...

Page 101: ...101 Oven Schematic 3270 3870 Square Burner World LH Control Box ...

Page 102: ...102 3270 3870 Round Burner Australia LH Control Box Oven Schematic ...

Page 103: ...103 Oven Schematic 3270 3870 Round Burner Australia RH Control Box ...

Page 104: ...104 Hood Schematic Standard ...

Page 105: ...105 Hood Schematic World ...

Page 106: ...106 Hood Schematic Without VFD Controller ...

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XLT Ovens 1832-AE-B, Installation & Operation Manual

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