Beech ovens REC Series Installation And Operation Manual Download Page 119

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Beech Ovens

Page 118

28/07/2011 (C)

RND-REC-RGO Manual (R1)

Confidential and Proprietary

Spare Parts

(cont’)

Spray Filter Parts

Image

Item Description

Brand / Type

Part No.

Spray Filter Solenoid

Valve

SMC VXZ2240

ASFSTND-1611

Spray Filter Spray Nozzle

(32L/Hr)

(Models prior to July

2010)

¼” B SS 1

BSPT

ASFSTND-1613

Spray Filter Spray Nozzle

(11.2l/Hr)

(2 per Spray Filter)

(Models after July 2010)

B1/8 TT-SS +

T4W-SS

ASFSTND-1606

Spray Filter 1/2"

Y-Strainer

(In line Filter)

CW617N PN20

ASFSTND-1612

Spray Filter Manual

Isolation Valve

15mm Ball

Valve

PARTCOM-1600

Summary of Contents for REC Series

Page 1: ...allation and Operation Manual RND REC RGO Oven Series Revision 1 July 2011 To obtain the best results from your Beech Oven please read this manual in it s entirety before operation Beech Ovens Pty Ltd 2010 ...

Page 2: ...from defects in materials and workmanship for a period of four 4 years from the date of purchase All other equipment including accessories to Stone Hearth and Tandoors ovens Char Grills Bread Ovens and all other custom equipment shall be free from defects in materials and workmanship for a period of one 1 year from the date of purchase All gas and electrical components and accessories shall be fre...

Page 3: ...losures or facades refer to original supplied drawing for all dimensions including critical recommended Air Gaps for efficient insulation Refer also page 19 5 On ovens supplied with windows ensure the supplied vent device is connected correctly to the exhaust system Refer page 62 6 Avoid using combustible materials on the oven body when building surrounding enclosures and facades Refer page 13 7 O...

Page 4: ...market ONLY 26 Exhaust Duct Design 27 Flue Material 27 Recommended Flue size 27 Nominal airflow required at Flue Connection 27 Methods of Exhaust ducting 28 Method 1 Natural Draft 28 Method 2 Use of Exhaust Fan 29 Method 3 Use of Existing System 29 Method 4 Use of a Beech Ovens Spray Filter 30 Spray Filter normal operating Temperatures and Air flow volumes 31 Method 5 Canopy Method 32 General Info...

Page 5: ...trical Connection 64 Final Checks 64 Installation Checklist 65 Section 2 Commissioning 66 Commissioning 67 System Damper Calibration 68 Oven Draw Suction variables 68 Cool Air Make up check 69 The A4 Paper Test 70 Ventilation Test 72 System Balancing 73 Flame Calibration Sit Nova 826 75 Setting High and Low Flame Pressure 76 High Flame 77 Low Flame 78 Flame Calibration Char Grill 79 Inspirator Cal...

Page 6: ...Grill 94 Replacing the Char Grill Piezo Battery 95 Finishing for the Day 96 Plug Door placement 97 Section 4 Maintenance Technical Specifications 98 Oven Maintenance 99 Tri Electrode and Burner Maintenance 103 Tube Burner 103 Display Burner 106 Char Grill Maintenance 108 Window Maintenance 109 Cleaning the Internal Glass 109 Spotlight Maintenance 111 Spray Filter Maintenance 112 Spare Parts List 1...

Page 7: ...nt of this manual or the advice of Beech Oven personnel will void the manufacturers warranty and liability A warranty document is supplied with every Beech Oven It is compulsory that this document be completed and returned to Beech Oven s Head Office in a timely manner Failure to do so will void the warranty of your product The following information is compiled to ensure that your Beech Oven is in...

Page 8: ...Beech Ovens Page 7 28 07 2011 C RND REC RGO Manual R1 Confidential and Proprietary Section 1 Installation Installation ...

Page 9: ...ne gasoline type lantern fuel kerosene charcoal lighter fluid or similar liquids to start or freshen up a fire in this oven Keep all such liquids well away from the oven when in use Do not in any way block the required air spaces with insulation or other materials Ventilation must be maintained Do not use products not specified for use with this oven Do not over fire If flame spills out of the ove...

Page 10: ...ional with Burner s Tube Burner Flame Shroud Optional Stainless Steel 316 Tube Burner Optional Removable Base Support Leg Mild Steel SHS Display Burner Shroud Optional Stainless Steel Oven Overview Due to the many variations of Beech Ovens the following ovens are an outline as to the most common components that make up a standard construction Note This diagram shows a Round RND1300 oven with both ...

Page 11: ...ngle Gas Control Box The following is an outline of the Rectangular Grill Oven or RGO1250 Many components are the same as the previous RND1300 Round oven though the RGO1250 has the added feature of an in oven Gas fired Char Grill Note This oven features the Tube burner directly behind the grill Other options and configurations including a Display burner are available on request ...

Page 12: ... remove plywood sheet from top of oven until base is in position for final assembly Do NOT remove clamps or Plywood Preliminary checks The oven is transported by truck ship or plane to its destination The oven is shipped in two halves the Upper Refractory and the Base The consignment document is a good check to establish the correct oven weight Note It is strongly recommended to use proper lifting...

Page 13: ...udes navigating through narrow corridors and stairs both halves of the oven must be individually placed on their edge on a pallet trolley or similar and moved through the narrow passages Be sure to secure the oven to the trolley during transportation using ropes or strapping The oven top and base will fit into a standard elevator Be sure to check elevator load capacity is adequate For installation...

Page 14: ... Support technical beechovens com au Investigation must be made to ensure that the floor both where the oven is to be transported upon and the floor under where the oven shall be installed are sufficient to support the oven Protection of Combustible floors All Beech Ovens must be installed upon non combustible material The minimum hearth extension areas to be covered with non combustible material ...

Page 15: ...s show the positions in which to lift the Base and Upper sections of the Oven depending on access to the final installation position 1 Lift here if the Oven Base is to be placed on pallet trolley on its side 2 Lift here if the Oven Base is to be placed flat onto pallet trolley pallet 3 Lift here if the Upper section is to be placed flat onto pallet trolley pallet 4 Lift here if the Upper section i...

Page 16: ...crane or mobile crane of sufficient capacity Remove from pallet and place on its side on pallet trolley if it must go through narrow doorways See previous section Lifting Positions Do NOT remove plywood from top of Base Carefully remove the equipment stored beneath the Base and store in a secure location ready for later assembly Now lift the Base onto pallet trolley On i s side if it must go throu...

Page 17: ...on later on the trolley Utilizing lifting point 3 on previous diagram lift the top free of the pallet and place on the ground whilst moving the base into position Lift the oven top to such a height to leave a clear space underneath of minimum 1150mm to enable the base of the oven to fit under oven top Lift the base of the oven to a horizontal position and fit legs if previously removed Move base u...

Page 18: ...of 60mm x 13mm ceramic insulation wool supplied beneath the top of the oven where the top section touches the base NOTE No wool should come between the steel of the top and base Position wool strips so that they remain hidden when the two halves of the oven are assembled together With the two halves together the oven is now ready to have the supplied 50mm ceramic insulation wool fitted to the exte...

Page 19: ...enerous coat of Kaogrip glue to the wool as shown using a trowel or similar application tool An important area to be aware of is directly in front of the exhaust spigot of the oven If the façade protrudes from the spigot there may be an area between the spigot and the façade which is left uncovered and vulnerable to soot and grease build up This area is commonly overlooked when constructing the ov...

Page 20: ...ient conditions The oven is now ready to be moved carefully and exactly into its final position using the lifting frame and a pallet trolley or similar Using a spirit level or similar ensure that the oven floor is level NOTE Fully assembled the oven can be extremely heavy Be sure to use suitable lifting equipment when moving to final position NOTE A 25mm Air Circulation Gap is to be left between t...

Page 21: ...llow for slight adjustment Stainless Steel Hearth When fitting the Stainless Steel Hearth SSH be sure that the top of the hearth is level with the top of the floor bricks Should the hearth be fitted too low the floor bricks may be damaged when using the oven If adjustment is required loosen the bolts used to mount the SSH to the mounting tabs Ensure these are tightened well when the hearth is in i...

Page 22: ...rom the oven Both systems have an integrated System Damper and two 2 inspection cleaning ports Both systems are of similar dimension though distinctively different Flue Transition Each unit is fitted with two 2 inspection cleaning ports to allow for easy access The System Damper is designed to regulate the amount of air allowed to be drawn from the oven to achieve a correct operational balance The...

Page 23: ...se and contain it in the waste water which is then drained away The basic function is outlined below Hot air from oven spigot Water mist throughout entire intake cavity Cyclonic filter Side section Cyclonic action with water mist collects ash and debris Dirty Water runs out the base of the filter to the floor of the Spray Filter and drains out through the waste at the rear Cool air make up inlet B...

Page 24: ... rate 1 5 bar Maximum flow rate 6 bar greater than 3 bar is less effective and noisy Electrical Connection 240VAC Single Phase 10Amp The solenoid should be interlocked with the exhaust fan When the exhaust fan is on the solenoid is open and water can flow when the exhaust fan is turned off the solenoid should close NOTE The solenoid should ALWAYS be activated open whenever the oven is hot this inc...

Page 25: ... AS5601 To meet this requirement all Gas fired Beech Ovens are required to be fitted with a Power flue system of exhaust extraction This is to safeguard against spillage of combustion product gases into the kitchen area In line with this requirement it is required that the Gas system of the oven is interlocked with the performance of the Flue If the flue performance deteriorates so that spillage m...

Page 26: ...ler will interrupt the power supply to the main oven gas system This will in effect turn off the gas to the oven burners The gas system will automatically relight and resume its pre programmed operation when the main control switch on the front of the Gas control cabinet has been reset Turn OFF and turn ON Before this is done to stop repeated cut outs the flue system should be inspected to verify ...

Page 27: ...be activate which allows the oven to proceed to normal use In the event that the water supply is interrupted due to any of the following the sensor will close and the Gas supply to the oven will be stopped exhaust fan failing exhaust fan being switched off or not switched on water supply is interrupted or not turned on spraying nozzles are blocked in line mesh water filter is blocked When the wate...

Page 28: ...for further adjustment should ambient conditions change Flue Material Check your local authority requirements Also available and highly recommended are a variety of specialised proprietary flue systems including stainless steel twin and triple skinned products Your local mechanical contractor should advise you of available systems Recommended Flue size 300mm square or equivalent cross sectional ar...

Page 29: ...mally this system is used for Wood Only ovens though if used with Gas a special test should be performed to ensure that no spillage occurs Contact Beech Ovens Technical Support for more information technical beechovens com au Flue size 300mm x 300mm or equivalent internal dimension The integrated system damper is designed to control the draft Access to the system damper is required to allow small ...

Page 30: ... be introduced to add additional safety to the system by lowering the flue temperature and increasing the flue gas velocity This helps to keep the system clean and efficient Wherever possible it is recommended that cool air from an outside environment be connected to the cool air make up device Consult your mechanical service consultant to design connection Method 3 Use of Existing System In some ...

Page 31: ...uch lower temperature The misting spray is effective in treating the 150l s or up to 450l s for multi door ovens of oven exhaust The inclusion of the cool air make up 700 to 1500 l s can drop the temperature to between 35 C and 100 C Services required for this system are extensively outlined in Spray Filter Technical Specification in this manual This spray filter system is applicable to all and on...

Page 32: ...al specialist Optional high temp sprinkler head connected to sprinkler system Oven Temperature approx 350 C Cyclonic Filter helps to removes pollutants Creosote ash etc Spray Filter normal operating Temperatures and Air flow volumes The diagram below identifies the normal operating temperatures for the Spray filter System NOTE Normal operating temperatures should be under 100 C This will rapidly i...

Page 33: ...uld occur 3 Better access to oven spigot to allow for regular cleaning 4 Allowance for Spray heads to be fitted for fire protection 5 Options such as an Automatic Water Wash and Misting Spray System for high use applications Contact Beech Ovens for detailed information Canopy filter consisting of Cyclonic and Mesh filter to remove grease fat and creosote and help to prevent embers entering ductwor...

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Page 35: ...mmend the following steps 1 Keep the flue system clean This includes the oven spigot prior to the Spray Filter if fitted and all ductwork Introduce regular inspections to develop a program for regular cleaning of your system 2 For solid fuel ovens it is recommended they be connected to a dedicated exhaust extraction system 3 To further reduce the risk of fire a high temperature sprinkler head can ...

Page 36: ...res are primarily due to poor maintenance and the lack of a rigid cleaning schedule Most flue fires can be prevented by implementing a regular and thorough maintenance schedule as outlined in the Maintenance section of the Installation and Operation Manual The illustration below outlines the possible cause of a flue fire and highlights the most vulnerable area which requires regular cleaning and m...

Page 37: ...aterial See Installation Assembly section in this manual For added safety install an Ansul sprinkler head directly above the oven in the event of a fire in this area 1 Grease build up between the façade and spigot ignites from flash fire on Char Grill THE AREA BETWEEN THE SPIGOT AND THE FAÇADE MUST BE SEALED WITH A FIREPROOF MATERIAL E g METAL STRIP 2 The fire fuelled by a residual build up of gre...

Page 38: ...nd not functioning correctly or air is being drawn from above or below the oven causing the flame to disappear below the oven floor causing the burner to fail Both these cases result in poor oven operation and irregular temperature fluctuations Below is an image showing an example of the ideal location for Ventilation and Access panels in Beech Stone Hearth ovens NOTE The ventilation panel below t...

Page 39: ...or oven performance erratic flame behaviour or flame failure In some instances the ventilation panels both below and above is not sufficient to overcome excessive air movement from above and around the oven This is commonly caused by the ceiling space being used as a return air plenum for the restaurant air conditioning and ventilation systems Even though a ventilation panel is fitted below the ov...

Page 40: ...ied from October 2010 will be fitted with a revised tube burner mount which has a 125mm round attachment Retro fit kits are available for earlier rectangular models The following fittings will also be provided Vent box with vent panel with removable front panel 2 3 metres approx of 125mm semi rigid aluminium flexible duct New design tube burner mount ...

Page 41: ...s to ensure that the pressure into the oven mouth is the same as that supplied to the tube burner thus eliminating the pressure differential through the tube burner hole Access is still required to the underside of the oven though with the ventilation panel installed this can now be from behind the oven or in an alternate location other than in the front face of the oven The control cabinet can al...

Page 42: ...ngs With the vent box now in position connect the vent box to the tube burner mount using the supplied 125mm semi rigid flexible duct tube This should be fixed using either aluminium duct tape or a suitably sized hose clamp Vent box installed into façade wall seen from behind 125mm flexible semi rigid duct Fix both ends with duct tape or hose clamp ...

Page 43: ...idential and Proprietary With the duct connected the front vent panel can now be fitted using the 4 screws as supplied Do not over tighten NOTE Do NOT cover the vent panel during operation This may cause the flame to stifle and fail Vent panel fixing screws x4 ...

Page 44: ...and reliable system Gas Control Cabinets There are three types of gas systems available A single burner or Gas back up system GB a double burner or Full Gas FG system and an independent gas Char Grill CG option The Char Grill option is a fully independent system connected in most applications directly to the reticulated Gas supply Australian systems require an additional Grill Interlock The double...

Page 45: ...abinet has double of some of these components The Gas control cabinet will also contain some components required for installation when delivered as seen here in the bottom of the cabinet The system is fitted with an emergency manual gas isolation valve located inside the control cabinet This is near the bottom of the cabinet and is prior to the Combination Gas valve which also incorporates the pre...

Page 46: ...is is a read out only and has no control over the oven temperature with the control switch in this position ON In this position the oven will start automatically cycling the gas system to maintain the preset temperature or set point temperature SV of the oven The operation of the gas flame will cycle automatically from Low Flame to High Flame or Off as required to maintain the set point temperatur...

Page 47: ...er to the troubleshooting section of this manual or call in a service professional Digital Temperature Controller The Digital Temperature controller has two 2 main functions To display the current oven temperature PV Present Value and an adjustable setting to enable the operator to determine the desired oven operating temperature SV Set point value To change the set point SV temperature up or down...

Page 48: ...imarily for full gas ovens and is used for its spectacular visual appearance The Display burner has similar heating properties to the Tube burner It is not recommended for dual fuel as ash and embers can easily contaminate the burner and Tri electrode Gas Char Grill This option gives the added convenience of a slide out grill drawer with a separate and independent gas system of burners and radiant...

Page 49: ...robe Flame sensor probe Earth probe NOTE The Tri electrode assembly shown is for the Tube burner Size and connection points for each Tri electrode may vary between the different burner types It is imperative that the probes are correctly connected as incorrect wiring will cause damage to the Flame Pack Because the Flame ignition probe relies on the earth probe to create a spark it is vital that th...

Page 50: ...ple The Thermocouple is a probe which is inserted into the oven floor from beneath finishing flush or slightly below working surface in the oven space The positioning of the Thermocouple varies depending on the oven type The Thermocouple is connected to the Digital Temperature controller and supplies information relating to the current oven temperature A close up view of the Thermocouple shows the...

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Page 52: ...he temperature where the ducks are situated in the oven unlike a pizza oven which has the thermocouple in the floor to sense the temperature where the pizzas are cooked Be sure that the thermocouple probe does not protrude through the wall of the oven It should be located flush with the inner wall of the oven Use this bolt to hold the thermocouple in place Do not over tighten End of probe to sit f...

Page 53: ...pply line for final connection Please ensure that the gas supply line is sufficiently sized to handle the gas load Refer to the Gas Data plate located inside the Gas control cabinet All work required for installation must be carried out by approved persons and comply with all local codes and regulations in force at time of installation Venting the Oven With all ovens using Gas to sustain a flame t...

Page 54: ...ront leg of the oven or hanging from the front base strut with two 2 angles There is a key supplied to open the Gas control cabinet door Be sure to keep this key in a safe place Connect the 12 25mm stainless steel pipe supplied from the Combination Gas valve to the burner inspirator No sealant is required on this type of connection NOTE When fitting the Tube burner the inspirator s position may be...

Page 55: ...ed plugs to ensure connection cannot be mixed up NOTE When coiling the leads to the Tri electrode be sure not to kink or damage the leads The leads are to be routed in a tidy manner using the supplied clips and cable ties under the oven base ensuring that they are not attached to other cables metallic or sharp objects NOTE Connection points vary with different burner and Oven types Where a display...

Page 56: ...Thermocouple probe into the pre fitted brass gland nut in the oven base The tip of the Thermocouple should be flush or 0 3mm below the oven cooking surface The hole in the gland nut is drilled eccentric to allow for any misalignment that may occur between the gland nut and the base brick during transport Should the Thermocouple not align with the hole in the base brick turn the gland nut slowly un...

Page 57: ... gas supply lines may also be necessary Check with your Gas installer that these items are done in accordance with local regulation NOTE Gas can be odourless in new installations NOTE Connection of the Gas supply line should be carried out by qualified personnel Be sure to check for correct gas type and set up for local gas supply Be sure that the lines are purged in accordance with local regulati...

Page 58: ...e Low Flame and Off and the Display burner will cycle only between High Flame and Low Flame remaining on as a feature burner The display burner will turn off at around 400 C To ensure that each burner is connected correctly each Burner Combination Gas Valve and Flame pack are labelled with corresponding zone numbers Zone 1 and Zone 2 It is critical that all Combination gas valves Burners and Flame...

Page 59: ... be sure to remove any packing tape holding the filter in place Loosen the nuts on the top access panel and remove the panel Remove the packing tape and making sure that the filter is securely in its correct position as shown below replace the access panel Water Connection 15mm Connection Electrical Connection To be interlocked with exhaust fan Waste Water Connection 11 2 Connection Cool Air Make ...

Page 60: ...damage from excess heat transfer from the viewing window To ensure the window is not damaged in transit it is packed separately to the oven The diagram below illustrates how the viewing window is fitted into the oven NOTE Be careful not to damage the edge of the glass on the steel frame of the window Once unpacked the outer glass assembly needs to be removed from the window Remove the top 2 plasti...

Page 61: ...top of the outer glass assembly forward 1 and lift so the lugs on the bottom release 2 1 2 Tilt the window out slightly at the top enough to allow the bottom hinge cylinder to slip over the bottom of the hinge rod Lift and tilt back and let the top hinge cylinder slip over the top of the hinge rod 1 2 3 ...

Page 62: ...E Ensure that the plastic caps are fitted as the steel section will become very hot during use Most windows will need to be trimmed to the façade wall Ensure that the trims do not cover the vent slots in the top and bottom of the window frame The slots are to allow cool air to circulate past the glass to keep it cool Close the door and lock with a 6mm hex key ...

Page 63: ...flexible duct which should be connected to the exhaust duct For those installations using a Spray Filter this connection should be made at least 200mm after the Spray Filter The diagram below outlines the window vent correctly connected Flexible duct Tape or clamp flexible duct to spigot Screw or rivet spigot to vent transition Screw or rivet spigot with damper to exhaust duct after Spray Filter ...

Page 64: ...running the cable clamps and holes cut in oven body where required to the spotlight fitting has already been made All installation and connection of electrical cabling should be carried out by a licensed electrician NOTE Ensure adequate access is provided in the oven façade to allow access to the spotlight cover panel for future service and maintenance Without external access the glass and spotlig...

Page 65: ... In some instances a new plug may be fitted to suit your local socket configuration or you may wish to hard wire your system to an isolator If these methods are used ensure to adhere to the following instruction NOTE Power supply to the system is polarity sensitive The following colour codes MUST be adhered to for your system to operate Brown Active Live Blue Neutral Common Green Earth Final Check...

Page 66: ...tallation Check that the Exhaust Duct installation is compliant with local regulation Refer to Exhaust Duct Design For those systems fitted with a Spray Filter check that all water drain and electrical connections are correct and complete Refer to Flue Connection Spray Filter Check that there is sufficient access and ventilation both below and above the Oven for maintenance and inspection Refer to...

Page 67: ...Beech Ovens Page 66 28 07 2011 C RND REC RGO Manual R1 Confidential and Proprietary Section 2 Commissioning Commissioning ...

Page 68: ...nection section in this manual The following steps are used ONLY to check the ovens general function Before the oven may be used for cooking it must undergo a Preheat stage Refer to the Preheating section in this manual 1 Turn the main control switch to CONTROL The Digital Temperature controller will self check then display the current oven temperature PV 2 Set the set point temperature SV to 100 ...

Page 69: ...re is fresh air inlet for air conditioning open windows doors ceiling voids nearby extraction canopies vents or other factors which may give different pressure regions about the oven and flue system Whether the restaurant kitchen is open air and if so the effect of wind on the oven Whether the exhaust is affected by prevailing winds The specific geometric layout of the duct work The quantity of su...

Page 70: ...perly It is important to make sure that the flap can move freely and that it has not suffered any damage in transport or during the course of installation To check the cool air make up device s function close the System Damper fully and check that the cool air make up flap opens to allow fresh air in When the fan is switched off the cool air make up flap should then close This may have a delayed r...

Page 71: ...heat use excessive fuel Too little suction allows smoke and combustion gas to escape into the kitchen There is a fine balance between too much and too little To adjust the draw you will need to access the System Damper quadrant adjuster installed in the Flue transition or Spray Filter connected to the oven spigot For Australian installations using the Interlock System AS5601 the Flue temperature c...

Page 72: ... should be enough to hold a sheet of A4 paper folded in half width wise However the suction should NOT be so much that it will hold the A4 paper when folded lengthwise NOTE It is acceptable to use either A4 or Letter size paper If the sheet falls from position the System Damper will need to be adjusted opened slightly to increase the airflow NOTE When the System Damper is in a SHUT position a smal...

Page 73: ...tion is critical This test is simple and approximate Additional calibration may be required should spillage be observed or if the exhaust spigot temperature exceeds the recommended 130 150 C max If you have any questions contact Beech Ovens Technical Support technical beechovens com au Ventilation Test As mentioned in the earlier section Venting the Oven for all ovens with gas an open vent must al...

Page 74: ... performance deteriorates In most cases this is due to two 2 possible causes Insufficient ventilation below the oven In the case of insufficient ventilation below the oven refer to Ventilation Requirement in this manual Excessive draw from above the oven If there is excessive draw from above the oven this may result in the ventilation below the oven being insufficient In worst case scenarios it ma...

Page 75: ...fidential and Proprietary POSITIVE PRESSURE Oven Facade Ventilation Panel Seal off the entire area between the façade wall and the oven body Flame is being drawn under the oven NEGATIVE PRESSURE POSITIVE PRESSURE Oven Facade Ventilation Panel Problem Solution ...

Page 76: ...e valve allows for use with both Propane and Natural gas however the jet in the burner will need to be changed and the data plate updated when converting gas types Conversion kits are available to purchase from Beech Ovens Head Office sales beechovens com au or your local Beech Ovens representative Note Never attempt to convert gas types without first changing the burner jet and data plate in the ...

Page 77: ...setting Before going further you should familiarize yourself with the Sit Nova 826 Combination Gas valve to be aware of the location of the test and adjustment points Refer to the identification diagram above Setting High and Low Flame Pressure Before calibration check that all other kitchen appliances connected to the main Gas supply line are running at maximum capacity If flame calibration of th...

Page 78: ...rocedure will ensure that the valve remains on High Flame while calibrating Refer to Digital Temperature Controller for full instructions Turn on start the gas system Refer to Commissioning for full instructions Remove the Outlet pressure test screw Connect to the test gauge using an appropriate fitting or hose to check the High Flame pressure The pressure should be 1kPa for Natural Gas and 2 75kP...

Page 79: ...hillips head screw clockwise to increase pressure and counter clockwise to reduce pressure see above If it is found that the recommended setting is not functioning as desired Low Flame can be adjusted with the help of an observer to regulate the flame to a satisfactory size This may be the case with multi burner ovens though the recommended minimum pressures remain 0 375kPa for Natural Gas and 0 7...

Page 80: ...sure should first be checked on the inlet side of the valve to confirm that sufficient pressure is being supplied Remove the control knob from the Gas control valve This is a press fit type knob Connect a Gas pressure gauge to the test point as shown below Test for incoming gas pressures as listed below For Natural Gas adjust incoming pressure at supply regulator prior to Gas control valve With th...

Page 81: ...e characteristics For the Tube burner the flame should reach the roof of the oven For Natural Gas all flames should be blue at the base with light yellow tails For Propane or LPG the flame will be mostly light yellow The Air Gas mixture disc will need to be nearly fully open for Propane Deep yellow to orange is NOT correct and will deposit soot on the roof of the oven Air Gas mixture disc By screw...

Page 82: ...Beech Ovens Technical Support team in Australia at technical beechovens com au Refer to the following Commissioning Checklist before firing the oven for the first time NOTE Before the oven can be used for normal use the Oven must undergo a Preheat stage For Preheat instructions refer to Preheating with Gas or Preheating with Wood ...

Page 83: ...______________________________________________________________________ ___________________________________________________________________________ Phone __________________________ Email __________________________ Beech Ovens contact information Beech Ovens Head Office 36 Gladys St Stones Corner Brisbane Qld 4120 Australia Tel 61 0 7 3397 0277 Fax 61 0 7 3397 0030 Web www beechovens com E mail sale...

Page 84: ...that stated on the Data plate located in the Gas control cabinet Burner connected to Gas control cabinet For Dual burners Tube burner connected to Burner 1 connection on Gas control cabinet Electrical Connection Check that all wiring and cabling is routed correctly All electrical components correctly installed Mains Electricity Supply sufficient earthed and in accordance with local regulation Corr...

Page 85: ...ck that the Inspirator s is correctly calibrated to give the correct flame colour and size General Commissioning check Australia Only Check Interlock Thermocouple is correctly installed and functioning correctly Check that the flue is installed and compliant with local regulation Check that there is sufficient ventilation below the oven Check that the Thermocouple is fitted correctly flush with th...

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Page 87: ...the oven is now ready for Preheating For ovens with two 2 burners leave one 1 manual gas isolation valve closed To preheat the oven turn the main control switch to ON While on High Flame manually decrease the flame size to approximately half approx 150mm high by closing the manual gas isolation valve This will allow a lesser amount of gas to burn allowing a smaller flame With the settings in place...

Page 88: ...ht the newspaper 6 Once the kindling is satisfactorily alight and the larger wood begins to burn push the whole lot to the position in the oven where you will normally locate the fire Either to the side or to the back of the oven This fire of approximately 400mm diameter should be kept going for at least 72 hours three 3 days to thoroughly preheat the oven prior to first use It is important to kee...

Page 89: ...he adjustments required to set the oven for normal use Return the manual gas isolation valve to fully open Restriction of gas flow is no longer required Reset the Digital Temperature control to the required temperature Refer to Digital Temperature controller for instructions Read and understand the following section Firing up to Cook Ensure to retain this manual in a safe and accessible place This...

Page 90: ... five 5 minutes the oven is too cool and a larger fire may be required Check the troubleshooting guide if a larger fire does not increase the temperature The pizzas should be rotated and moved about to cook them evenly The chef soon becomes familiar with the radiated and reflected heat properties of the oven and moves the pizzas around to suit these different heat zones Most restaurants place the ...

Page 91: ...is is a read out only and has no control over the oven temperature with the control switch in this position ON In this position the oven will start automatically cycling the gas system to maintain the preset temperature or set point temperature SV of the oven The operation of the gas flame will cycle automatically from Low Flame to High Flame or Off as required to maintain the set point temperatur...

Page 92: ...r to the troubleshooting section of this manual or call in a service professional Digital Temperature Controller The Digital Temperature controller has two 2 main functions To display the current oven temperature PV Present Value and an adjustable setting to enable the operator to determine the desired oven operating temperature SV Set point value To change the set point SV temperature up or down ...

Page 93: ...ise on Low Flame the gas burner will cease to burn at approximately 20 C above the set point temperature It will automatically start again once the temperature falls below the set point temperature This cycle will continue as long as the oven is in the ON position Using Gas and Wood NOTE Wood should not be placed on or lean against the tube burner shroud any ash or debris that falls down the burne...

Page 94: ...t there is sufficient heat from the wood fire to satisfy the thermocouple not requiring the gas burner operation Wood Fired Ovens As described in Preheating with Wood start a small fire in the mouth of the oven with kindling and proceed making the fire with progressively larger pieces of wood When the large logs 100mm 125mm diameter are burning push the fire to the back or side of the oven chamber...

Page 95: ...olled by the Gas Control cabinet The Char Grill is manually operated using the Main valve located between the oven doors Lighting the burners Char Grill Press slightly and turn the Main valve counter clockwise to Pilot position and press fully in While pressing the Main valve in push and hold Piezo igniter button to light the pilot unit located below the hearth High Flame Position Pilot Position O...

Page 96: ...e Char Grill can be safely left in the Pilot position when not in use though it is recommended to turn to the OFF position when finishing for the day Replacing the Char Grill Piezo Battery If the Piezo does not spark it is possible that the battery has expired To replace the battery follow the instructions below If the Piezo still does not spark having checked that the battery is OK and fitted cor...

Page 97: ...efer to Flue Fires section in this manual Finishing for the Day When you have finished for the day simply turn the main Gas control switch to OFF and if you wish spread the coals This is not always necessary Any size fire can be left burning safely Some owners put another log on to keep the oven hot overnight It is safe to leave the fire burning and the gas switched ON or OFF A stainless steel Plu...

Page 98: ...within the oven when the oven is not in use It is NOT designed to entirely block the opening as this could potentially overheat the oven or allow build up of dangerous gases inside the oven cavity It is advisable to use the Plug Door in the main oven opening s whenever the oven is not being used to conserve energy This is important especially overnight when no fire is present Remember to replace t...

Page 99: ...Beech Ovens Page 98 28 07 2011 C RND REC RGO Manual R1 Confidential and Proprietary Section 4 Maintenance Technical Specifications Maintenance Technical Specifications ...

Page 100: ... 3 monthly inspection of the Flue system as to ascertain the levels of soot grease and creosote build up during this period Through these regular inspections you can develop a program for regular cleaning of your exhaust system Refer to General Information on Flues A minimum of 25mm Air Circulation Gap is recommended between the outer oven insulation and any other material It is of utmost importan...

Page 101: ...leaning of the oven spigot is required depending on usage After a suitable cooling down time stainless steel grill plates drip tray and cast iron radiants should be removed for cleaning and the remainder of the char grill should be wiped out Take care not to damage the gas pilot assembly Ribbon burners should be removed for cleaning and blown out with compressed air Oven Operator Oven Operator Tec...

Page 102: ... of damper should not be necessary unless restaurant kitchen conditions have changed Having the correct draw at oven mouth is critical to performance Technician 11 Inspect and clean out oven extraction flue and ductwork to remove any accumulation of creosote soot and grease which may have occurred If accumulation is present it should be removed to reduce the risk of fire Ensuring extraction ductwo...

Page 103: ...brated to provide accurate oven temperature Beech Technician 18 For ovens equipped with spray filter check water is flowing to tundish at a trickle rate 15 35lts hr Check for water leakage at spray filter and clean tundish drain Ensure water return flow and that tundish is clear Beech Technician 19 For ovens equipped with spray filter remove and clean the spray filter nozzle and supply tube Check ...

Page 104: ...Adjustment should generally not be necessary though cleaning is common as part of regular maintenance Note Be sure to turn off the power and Gas before any maintenance takes place on the oven Maintenance should be carried out when the oven is cold Tube Burner Clean if required by turning upside down and blowing out any debris that may have built up in the burner nozzle In extreme cases the burner ...

Page 105: ...dled correctly Always check for cracks when servicing this component Carefully remove the Tri electrode and gently remove any debris which may have built up around the Tri electrode using a soft brush or rag Note Be sure not to adjust the positioning of the Tri electrode probes Positioning of these probes is critical for the correct function of the gas system See next page for correct positioning ...

Page 106: ...tely 5mm gap between them at the Spark point These two 2 probes should NOT be close to any other metallic surface or close to each other other than at the Spark point as shown below The Flame Sensor probe should be slightly off centre Note Be sure to check that all Gas lines cabling and bolts are correctly assembled and secured before turning on power and gas for re start The gap between the burne...

Page 107: ...ould the burner require cleaning remove the gas line into the burner This is a flared connection and does not require sealant Check the condition of the blue high tension temperature leads and insulting sleeve to the Tri electrode Replace if necessary Display Burner When using a Display burner wood fuel should NOT be used However foodstuffs and other debris can disrupt the correct operating functi...

Page 108: ...the Tri electrode when removing and replacing the burner With the Display burner removed the Tri electrode and or burner can be cleaned and or adjusted Connect the leads securely to the Tri electrode correctly and be sure that it is correctly adjusted before re assembly Incorrect positioning of the Tri electrode is also a common cause of erratic Gas System operation with the Display burner Note Be...

Page 109: ... grill drawer The lower drip tray pulls forward and out To remove the grill plates roll the grill drawer forward and lift the grill plates out of the grill drawer one 1 at a time With the grill plates removed the entire upper grill drawer can be removed for maintenance if required Lift the locking bar in the centre of the drawer and carefully pull forward Try to keep the drawer level when removing...

Page 110: ...imple cheap and effective method to cleaning the inner glass Cleaning the Internal Glass Using a sheet of regular newspaper scrunch the sheet and lightly dampen the paper in water Apply the damp newspaper to some of the cool ash from the wood fire and lightly wipe the glass to loosen the soot from the glass When the soot is dissolved use a fresh sheet of damp newspaper to clean the remainder of th...

Page 111: ...C RND REC RGO Manual R1 Confidential and Proprietary Step 1 Remove 2 top caps only with a flat screw driver Step 2 Step 3 Step 4 Remove 2 top Bolts only with 4mm Hex key Step 5 Step 6 Step 7 Step 8 Turn with 6mm Hex key to open Step 9 ...

Page 112: ...f globe replacement and or glass cleaning or replacement For any electrical connection alterations or maintenance always use a licensed electrician To access the globe remove the access panel to the spotlight and remove the cover panel to the spotlight The spotlight body is attached to the cover panel Assemble in reverse order 1 Undo the screws holding the spotlight cover panel and remove 2 Unscre...

Page 113: ...n line Y filter strainer Clean the damper blade and clean internals of the main body Check that the solenoid is functioning correctly Check overall condition check for signs of water or soot leakage Remove and clean the Cyclonic Filter access from above Check Cool air make up device flap is free moving and clean Clean the Damper blade and main body internals Access from rear panel Remove and clean...

Page 114: ...w be kept as they are crucial to the ovens operation Gas System Parts Image Item Description Brand Type Part No Digital Temperature Controller Single RKC RexCB100 SPAREPT 1008 Digital Temperature Controller Double RKC RexCB100 SPAREPT 1009 Tri Electrode Tube Burner Tri Electrode PARTGAS 1624 Tri Electrode Display Burner Tri Electrode PARTGAS 1623 Flame Ignition Pack Brahma 12U SPAREPT 1010 Gas Com...

Page 115: ...rietary Spare Parts cont Gas System Parts cont Image Item Description Brand Type Part No Tube Burner Complete Inspirator PARTGAS 1617 Manual Isolation Valve Generic PARTCOM 1600 Tri Electrode leads Blue 1 6m 2 2m SPAREPT 1004 1 6m SPAREPT 1005 2 2m Relay Omron LY 2 SPAREPT 1006 ...

Page 116: ...models prior to July 2010 Stainless Steel 150mm wide AGRILLS 1100 Char Grill Plate Standard Models after July 2010 Stainless Steel 200mmwide SPAREPT 1050 3 Way Winged Pilot Includes pilot jet Models after 2010 with spark electrodes with lead Robert Shaw SPAREPT 1015 Char Grill Thermocouple 900mm Robert Shaw SPAREPT 1014 Char Grill Pilot spark electrode with lead and protective sheath Robert Shaw S...

Page 117: ...ription Brand Type Part No Char Grill Gas Control Valve Knob Control Knob ONLY PEL SPAREPT 1013 Char Grill Gas Control Valve With Control Knob PEL SPAREPT 1012 Ribbon Burner AC19 Carmichael SPAREPT 1018 Ribbon Burner AC14 Carmichael SPAREPT 1019 Cast Iron Radiant 480mm Carmichael SPAREPT 1020 Cast Iron Radiant 350mm Carmichael SPAREPT 1020 ...

Page 118: ... Globe Ultralife 12V 50W ASPOTLT 1603 Spotlight Glass with edge Gasket Tempered Glass ASPOTLT 1602 Viewing Window Inner Glass with edge Gasket Robax AVWSTND 1607 Peel Aluminium With 1300mm wooden Handle Aluminium AACTOOL 1602 Rake Stainless Steel AACTOOL 1600 Brass Brush Brass Bristols AACTOOL 1603 Shovel Stainless Steel AACTOOL 1601 Grill Spigot Brush Nylon AACTOOL 1604 ...

Page 119: ...Filter Solenoid Valve SMC VXZ2240 ASFSTND 1611 Spray Filter Spray Nozzle 32L Hr Models prior to July 2010 B SS 1 BSPT ASFSTND 1613 Spray Filter Spray Nozzle 11 2l Hr 2 per Spray Filter Models after July 2010 B1 8 TT SS T4W SS ASFSTND 1606 Spray Filter 1 2 Y Strainer In line Filter CW617N PN20 ASFSTND 1612 Spray Filter Manual Isolation Valve 15mm Ball Valve PARTCOM 1600 ...

Page 120: ...Hour approx 2 0 m Hr 0 6 m Hr 3 9 m Hr 1 0 3 0 m Hr Timber consumed Hardwood no Gas Lunch and Dinner 0 1 m day 0 1 m day 0 1 m day N A Secondary air for Gas Burner Equivalent to a 40cm x 40cm vent under the oven floor 5 66 litres sec Air Conditioning Heat Load 2kW Heat Load Duct Size 300mm x 300mm Square or equivalent round for Fan Assisted 400mm x 400mm square or equivalent round for Natural Draf...

Page 121: ...pane DE NL CH FR ES 13P 50mBar G31 18 5kW 1 44kg Hr 2 2mm 44 gauge PT GB CH FR ES 13P 37mBar G31 18 5kW 1 44kg Hr 2 2mm 44 gauge Note CH FR and ES allow both 37 and 50mBar Timber Consumption Hardwood 0 1m day Airflow required 700 litres sec Suction controlled by system damper Direct connect Duct Size Natural Draft 300mm square 900cm or equivalent area round Duct Size Fan assisted 300mm square 900c...

Page 122: ...nts The Upper oven cavity is high temperature castable with ceramic wool KA insulation between the steel shell and castable material The oven casing is covered with 50mm of ceramic wool insulation The oven base is high alumina clay brick with ceramic board insulation to the steel housing Any glass that might be incorporated is ceramic glass Fire lite Borafloat or Toughened Safety Glass The oven tr...

Page 123: ...T AND OF THE COMPANY 2 COMPOSITION INFORMATION ON INGREDIENTS 3 HAZARD IDENTIFICATION 4 FIRST AID MEASURES 5 FIRE FIGHTING MEASURES 6 ACCIDENTAL RELEASE MEASURES 7 HANDLING AND STORAGE 8 EXPOSURE CONTROL PERSONAL PROTECTION 9 PHYSICAL AND CHEMICAL PROPERTIES 10 STABILITY AND REACTIVITY 11 TOXICOLOGICAL INFORMATION 12 ECOLOGICAL INFORMATION 13 DISPOSAL CONSIDERATIONS 14 TRANSPORT INFORMATION 15 REG...

Page 124: ...information for other substances in the product if the substance is on the list of dangerous substances the substance is subject to an occupational exposure limit you wish to draw the attention on a particular substance This product is made of minerals none of which is radioactive under the terms of European Directive Euratom 96 29 In use this product can become contaminated with other materials a...

Page 125: ...an assist with a specific workplace evaluation including recommendations for respiratory protection Examples of exposure limits applying in October 1999 to glass fibers in different countries are given below 3 HAZARD IDENTIFICATION May cause mild mechanical irritation to skin eyes and upper respiratory tract 4 FIRST AID MEASURES Skin In case skin irritation rinse affected areas with water and wash...

Page 126: ...e dust Engineering controls Review your applications in order to identify potential sources of dust exposure Local exhaust ventilation dust collection at source down draft tables emission controlling tools and materials handling equipment can all be used to control dust generation and dispersion Personal protective equipment Wear long sleeved loose fitting clothing and gloves to prevent skin irrit...

Page 127: ...m carcinogen classification under the criteria listed in nota Q of Directive 97 69 EC Subchronic inhalation studies on rats with CMS wools at high concentration 150 f 20µm ml for 90 days with follow up to one year showed neither sustained inflammation nor cell proliferation All parameters studied returned rapidly to baseline levels on cessation of exposure In a lifetime carcinogenicity test rats w...

Page 128: ...ve 67 548 EEC is providing no response and would not result in irritant classification Under criteria listed in nota Q of Directive 97 69 EC CMS wools are exonerated from carcinogen classification because of low pulmonary biopersistence Protection of workers Shall be in accordance with several European Directives and their implementations by the Member States a Council Directive 80 1107 EEC as ame...

Page 129: ...en to reduce dust emissions and b all personnel directly involved wear an adapted respirator to minimize exposure and comply with local regulatory limits These procedures will ensure compliance with local regulatory exposure standards for free crystalline silica And because devitrified fibers containing silica mixed with amorphous and other crystalline phases are far less biologically active than ...

Page 130: ...as supply at Manual Gas Isolation Valve in Gas Control Cabinet Contact service technician 2 Burner fails to ignite spark heard evident at Tri electrode 2 1 Gas supply problems For LPG is tank near empty 2 2 Contamination on Tri electrode debris etc 2 3 Spark is shorting to metallic surface 2 4 Tri Electrode not in correct position or misaligned 2 5 Air in Gas line 2 6 Faulty Flame pack 2 7 Faulty ...

Page 131: ...ack 5 5 1 Refer to Flame Calibration Contact service technician 5 6 1 Refer to System Balancing or www beechovens com 5 7 1 Refer to Tri Electrode Igniter Assembly 5 8 1 Refer to Electrical Connection in Installation manual 6 Smoke spillage from oven mouth 6 1 Incorrect flue system damper calibration 6 2 Fan failure 6 3 Flue blocked Dirty 6 4 Wind or breeze interrupting normal operation 6 5 Excess...

Page 132: ...efer to Flame Calibration 11 3 1 Refer to Digital Temperature Controller 11 4 1 Move fire away from Thermocouple 11 5 1 Refer to Thermocouple 11 6 1 Replace Flame pack 11 7 1 Replace or re programme Digital Temp Controller 11 8 1 Replace Gas Combination valve 12 Gas turns off instead of going to low fire 12 1 Incorrect gas pressure adjustment 12 2 PV exceeding SV temperature on Digital Temperature...

Page 133: ...problems 16 2 Circuit breaker inside cabinet tripped 16 3 Bulbs faulty blown 16 1 1 Check power supply Contact electrician 16 2 1 Check power supply Refer to Gas Systems Overview 16 3 1 Replace bulbs 17 Flame leaking out from blow back chute 17 1 Incorrect System Balancing 17 2 Ventilation problem flame being drawn under the oven floor 17 1 1 Refer to System Balancing 17 2 1 Refer to Oven Ventilat...

Page 134: ...hes 8 Duck Oven thermocouple 51 E earth probe 48 ECFIA General MSDS 122 electricity supply 64 emergency manual gas isolation valve 44 Excessive draw 73 Exhaust duct design 27 Exhaust Fan 29 exhaust gas 25 exhaust system 28 Existing System 29 F FAULT RESET 67 Fault Reset button 46 91 Finishing for the Day 96 Firing up to Cook 89 fitting the insulation to the oven 19 Flame Calibration 75 flame chara...

Page 135: ...sent Value 46 91 Q quadrant adjuster 70 R reticulated gas supply 56 S secondary air 72 set point temperature 67 shroud 55 Sit Nova 75 spigot 18 spigot cleaning brush 96 Spotlight Connection 63 Spotlight Maintenance 111 Spray Filter 22 30 Spray Filter Technical Specifications 23 Spray Filter Connection 58 Spray Filter Maintenance 112 sprinkler head 34 Stainless Steel Hearth 20 stairs 13 standby mod...

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