User Manual - Comkit Online
Contents
1. 2 0 kPa 2 75 3 0 kPa Natural Gas LP Gas Butane Main Burner Injectors 1 55mm 0 20mm Pilot Burner Injectors 0 62 0 35 Pilot Screw Adjustment Full Out CCW 1 2 turns out CCW A 0 90 kPa 2 50 kPa Burner Operating Pressure 9 0 mbar 25 mbar Supply Pressure 1 13 2 0 kPa 2 75 3 0 kPa United Kingdom Appliance Classification Category Mnr 20 37 Flue Type Ak Natural Gas G20 Propane G31 Main Burner Injectors 1 55mm 0 95Mm Pilot Burner Injectors 0 45 0 30 Pilot Screw Adjustment Full Out CCW 1 2 turns out CCW 0 90 kPa 2 50 kPa f Burner Operating Pressure 9 0 mbar 25 mbar Supply Pressure 20 mbar 3 mbar All Other Markets Natural Gas LP Gas Propane LP Gas Butane Town Gas Supply Pressure 1 13 2 0 kPa 2 75 3 0 kPa 2 75 3 0 kPa Main Burner Injectors 1 55mm 0 25mm 0 20mm 2 60mm Pilot Burner Injectors 0 62 0 35 0 35 0 75 Pilot Screw Adjustment Full Out CCW 1 2 turns out CCW 1 2 turns out CCW Full Out CCW Burner Operating Pressure 0 90 kPa 2 50 kPa 2 50 kPa 0 39 kPa 9 0 mbar 25 mbar 25 mbar 3 9 mbar 0 75 1 5 kPa NOTE Measure Burner Operating Pressure at Operating Pressure Test Point Lower Out on Gas Control Valve this is to be carried out with Main Burner operating Refer to infor2. 8 Refill the tank with new filtered frying medium Stainless Steel Surfaces a With the tank s drained cleaned and dried as shown above clean the exterior of the fryer with hot water a mild detergent solution and a soft cloth Note that the thermostat control knobs can be removed to allow cleaning of the thermostat panel b Dry all components thoroughly with a dry cloth and polish with a soft dry cloth c Toremove any discolouration use an approved stainless steel cleaner or stainless steel wool Always rub in the direction of the grain Periodic Maintenance WARNING DO NOT ATTEMPT TO MOVE THE FRYER WHILST THE FRYER IS FULL OF OIL BEFORE ATTEMPTING TO MOVE THE FRYER ENSURE THAT ALL THE OIL HAS BEEN DRAINED FROM THE TANK REFER TO THE INFORMATION ON THE PREVIOUS PAGE ON HOW TO DRAIN THE OIL FROM THE FRYER NOTE All maintenance operations should only be carried out by a qualified service person To achieve the best results cleaning must be regular and thorough and all controls and mechanical parts should be checked and adjusted periodically by a qualified service person If any small faults occur have them attended to promptly Don t wait until they cause a complete breakdown It is recommended that the appliance is serviced every 6 months Part 6 Gas Conversion Gas Conversion Procedure CAUTION Ensure that the Unit is isolated from the gas supply before commencing servicing NOTE e These co
3. temperatures will result in poor product quality and will reduce the life of oil shortening Temperature can be set from 90 C to 190 C To set the operating temperature turn the thermostat to the desired setting Main burner will operate automatically to maintain this temperature As a safety precaution this Cobra Fryer features an Over Temp Control which will Turn Off the fryer in the event that the oil reaches over 220 C should the thermostat fail NOTE If fryer is not being used for short periods of time main burner can be turned to Stand by temperature Approx 120 C this allows the main burner to cycle On and Off and maintain oil temperature just below operating temperature Turning Fryer to Pilot or Off Positions To Pilot Position a Rotate the Thermostat Control Knob to the Off position b Main Burner will extinguish and Pilot Burner will remain alight To Off Position a With Thermostat Control Knob turned to Off rotate Gas Control Knob to the O position the Pilot Burner will extinguish 10 Guide and Care of Frying Oils and Fats JA Prepare the food correctly Prepare food in as nearly uniform pieces as possible and bring the food up to room temperature Ensure food is free from excessive moisture and also excessive crumbing when breading is done Preheat frying medium to recommended temperature for the particular foo
4. Pressure Adjustment 1 Connect a manometer to Operating Pressure Test Point OUT on the gas control valve Remove slotted cap to reveal Operating Pressure Adjusting Screw Light Main Burner and turn Operating Pressure Adjusting Screw to obtain correct burner pressure for type of gas being used Refer to Gas Specifications Table at rear of this section Remove manometer from Operating Pressure Test Point and refit blanking screw Refit slotted cap to screw adjustment point 14 Town Gas Only NOTE For Town Gas application Gas Control Valve Operating Pressure Adjusting Screw should be replaced with the Knock Out Plug supplied in Town Gas Kit and the operating pressure adjusted at the External Gas Pressure Regulator Both the Knock Out Plug and External Regulator are supplied in the Town Gas Conversion Kit 1 Remove slotted ES cap from regulator Pressure Adjusting 2 Turn On gas supply and appliance Adjust pressure adjusting screw to achieve correct burner operating pressure NOTE Measure operating pressure at the Gas Control Valve Out test point with burner operating 4 Verify operating pressure remains correct Re adjust regulator if required 5 Screw cap nut back onto regulator Pilot Burner Flame Adjustment 1 Once main burner operating pressure has been set adjust pilot burner supply so that pilot flame impingement onto thermocouple and thermopile is correct
5. and main burner pilot flame ignites main burner satisfactorily Adjust pilot flame size by adjusting Pilot Burner Adjusting Screw Pilot burner flame should be approximately 1 long for main burner ignition Anti clockwise rotation of adjustment screw will increase size of pilot flame Gas Type Identification Label On completion of gas conversion replace gas type identification label located at Rear of appliance above gas connection Beside the Rating Plate Commissioning Before leaving the converted installation 1 Check all gas connections for leakages using soapy water or other gas detecting equipment WARNING DO NOT USE A NAKED FLAME TO CHECK FOR GAS LEAKAGES 2 Check the following functions in accordance with the operating instructions specified in the Operation section of this manual Light the Pilot Burner Light the Main Burner Check the Thermostat operation Ensure that all the controls operate correctly NOTE If it is not possible to get the fryer to operate correctly shut Off the gas supply and contact the supplier of this appliance Part 6 Gas Conversion Gas Specifications Australia Natural Gas LP Gas Propane New Zealand Main Burner Injectors 1 55mm 0 95mm Pilot Burner Injectors 0 62 0 35 Pilot Screw Adjustment Full Out CCW 1 2 turns out CCW 0 90 kPa 2 50 kPa f Burner Operating Pressure 9 0 mbar 25 mbar Supply Pressure 1 13
6. pre melted prior to putting it into the tank This is normally done in a suitable vessel on a boiling table burner Liquefied shortening can then be poured into the tank until it reaches the FILL LEVEL mark e When pre melting shortening only heat until the shortening is just liquefied Do not bring up to high temperature as handling of hot shortening is dangerous INDICATES CORRECT FRYING MEDIUM LEVEL WHEN COLD e f pre melting of shortening is not possible cut the shortening into pieces and packed down into the tank e Bringing the shortening up to frying temperature when not pre melting should be done in two stages Pre Heating Light the main burner and manualiv cvcle the burner On Off until the shortening has liquefied Ideally the main burner should be cycled On for 5 seconds and Off for 10 seconds Following this procedure should allow shortening to liquefy gradually without scorching Once the shortening has liquefied it can be brought up to fryer operating temperature NOTE Running burner continuously will cause shortening in contact with tank to overheat resulting in premature oil breakdown Never allow shortening to smoke while melting as this indicates that the temperature is too high If the shortening starts smoking increase the Off intervals of the main burner Lighting the Pilot Burner 1 With the fryer tank full of frying medium the pilot burner can be lit 2 C
7. section of this manual for further details Part3 Installation Installation Requirements NOTE It is most important that this appliance is installed correctly and that operation is correct before use Installation shall comply with local gas health and safety requirements This appliance shall be installed with sufficient ventilation to prevent the occurrence of Unacceptable concentrations of health harmful substances in the room the appliance is installed in Cobra gas fryers are designed to provide years of satisfactory service and correct installation is essential to achieve the best performance efficiency and trouble free operation This appliance must be installed in accordance with National installation codes and in addition in accordance with relevant National Local codes covering gas and fire safety AS 5601 Gas Installations NZS 5261 Gas Installation Gas Safety Installation and Use Regulations 1998 IS 820 Non Domestic Gas Installations Australia New Zealand United Kingdom Ireland Installations must be carried out bv qualified service persons oniv Failure to install equipment to the rel evant codes and manufacturer s specifications shown in this section will void the warranty Components having adjustments protected e g paint sealed by manufacturer are only to be adjusted by a qualified service agent They are not to be adjusted by the installation person Unpacking e Re
8. strained into a receptacle 2 Screw on the drain extension pipe and position a suitable container and filfer under the drain 3 Slip a muslin or other suitable bag over the drain valve Crumbs will be caught in the bag but frving medium will strain freelv through bag into the receptacle Part5 Cleaning and Maintenance 4 Carefully open the drain valve to minimise splashing and take care not to overfill the container 5 Use a drain stick to stir up any solid medium into the top medium to melt it 6 When the tank is empty use a small vessel with a handle as a ladle and dip into the hot frying medium from receptacle and pour vigorously around sides and bottom of the tank to wash out crumbs and particles adhering to them Continue to dip and pour until all crumbs are washed down and into the filter bag 7 Open drain valve fully check for any particles or crumb residue lodged in the valve Clean out with a stiff nylon brush Do not use wire brush or metal rods as these damage the seating in the valve and will cause valve leakage 8 If the obstruction in the valve cannot be removed with a brush use a wooden probe 9 Clean the control panel with a damp cloth lightly moistened with a solution of mild detergent and water Wipe dry with a clean dry cloth 10 Once the daily cleaning operation is completed close the valve and pour the frying medium back into the tank and continue the days work Straining takes less time th
9. unit Part4 Operation CAUTION This appliance is for professional use and is only to be used by qualified persons Only qualified service persons are to carry out installation servicing or gas conversion operations Components having adjustments protected e g paint sealed by the manufacturer should not be adjusted by the user operator Operation Guide Description of Controls 1 COBRA Fryers have been designed to provide e A commercial gas fired Fryer using a single simplicity of operation and 100 safety Multi Jet Target U burner system protection 2 Improper operation is almost impossible eve OA DA however bad operation practices can reduce e This model is fitted with a single manual the oil shortening life and produce a poor ignition pilot burner with Flame Failure quality product To use this fryer correctly please Fitted with singl troller t trol read the following sections carefully A A a main and pilot burners lpg MES e Mechanical Thermostat 90 190 C gt OONN MERO BUmER e Fryers feature an Over Temperature Safety e Lighting the Main Burner Cut Out system e Setting the Operating Temperature e Open tank design to simplify the cleaning operation e Draining and Cleaning Thermostat apa Control Knob Shoo S A feta tte PAN L VNE D q X Single Tank CF2 Controls g A sill Gas Control Knob Pilot Burner Viewing Opening Oil Drain Valve Pa
10. 3 111191 ab kai A 3 A Ke i tit fee 3 Gas SUD OLY REQUENA aaa o 4 INSTAiaHONR lt a ds 4 IMSIGIGHOM RGOUIRCINGINIS bail 5 MI iet ee INC MA dances tasaaaucentocnannteeaeceeeaeett 5 E 5 VS o IIA II TANTI 5 PASS SUMO in a a 6 GS Gs OMI Cll a occuccecctcvececcteucceueteuat a aE E EER 6 COMMISSION A 7 Operatioti ieda SAA 8 OPeration SUIS ls id td dadas 8 DESCENSO Ob CORTO sita A ora 8 A A A a a IA i 9 A 9 GUNG Ne lo ted date ted g ad g ad g ad det ed det ihe dates 9 AAA Se MON DUE e a 10 Set the Operating Ten DUI ai ie a nn 10 Turning Fryer to Pilot or OM POSMIONS esla 10 G ide and Care of Frying Oils and FO Sii 10 Cleaning and MainNtenanCe oooccoccccccccccccccccnococcococonoccccncocanonos 11 E E EE E THOR oe RENEE RET T reo RET Te PEO NE 1 PrOMINO ONG CS GIANG AP PE A 11 Daly CISCO A 11 WEEK CIS red 12 PENOQIE MOINEN aN E tii ie EEA 12 Gas Conversion TAT i as 13 GAS CONV ESO MOE Uria 13 Sas HECIMCANO Serie ise d 15 Replacement Parts List ss nn cccceccccccccccccccccccccceccccccecccccecs 16 Part 1 Introduction We are confident that you will be delighted with your Cobra 400mm Gas Fryer and it will become a most valued appliance in your commercial kitchen To ensure you receive the utmost benefit from your new Cobra Appliance there are two important things you can do Firstly Please read this instruction book carefully and follow the directions given The time taken will be we
11. Cobra 400mm Gas Fryer Model CF2 INSTALLATION AND OPERATION MANUAL 236865 4 MANUFACTURED BY Moffat Limited Christchurch New Zealand INTERNATIONAL CONTACTS AUSTRALIA Moffat Pty Limited E Mail vsales moffat com au Main Office tel 61 03 9518 3888 fax 61 03 9518 3833 Service tel 1800 622 216 Spares tel 1800 337 963 Customer Service tel 1800 335 315 fax 1800 350 281 NEW ZEALAND Moffat Limited Web www moffat co nz E Mail sales moffat co nz Main Office tel 0800 663328 UNITED KINGDOM Blue Seal Web www blue seal co uk E Mail sales blue seal co uk Sales tel 44 121 327 5575 fax 44 121 327 9711 Spares tel 44 121 322 6640 fax 44 121 327 9201 Service tel 44 121 322 6644 fax 44 121 327 6257 REST OF WORLD Moffat Limited Web www moffat co nz E Mail export moffat co nz The reproduction or copying of any part of this manual by any means whatsoever is strictly forbidden unless authorized previously in writing by the manufacturer In line with policy to continually develop and improve its products Moffat Ltd reserves the right to change the specifications and design without prior notice Copyright Moffat Ltd September 2013 Contents List Part 1 Part 2 Part 3 Part 4 Part 5 Part 6 Part 7 COBRA CF2 400mm GAS FRYER Single Tank 18 Ltr INTFOQUCHOM ei i a ii data da g an 2 idefziedjile o ji le a L A
12. Connect the gas supply to the appliance 6 Check all gas connections for leakages using soapy water or other gas detecting equipment WARNING DO NOT USE A NAKED FLAME TO CHECK FOR GAS LEAKAGES 7 Check Supply Pressure is as shown in the Specifications section Gas Supply Requirements tables Measure at the Supply Pressure Test Point Upper IN on the front of the gas control valve 8 Measure Main Burner Operating Pressure at Operating Pressure Test Point Lower Out on the Gas Control Valve Adjust if required as shown in the Specifications section Gas Supply Requirements tables e Refer to the Gas Conversion and Specifications section of this manual for further details 9 Please note that the pilot flame size is factory set and paint sealed Check that the pilot covers the thermocouple If the pilot needs adjusting this should be carried out by a qualified service agent Part3 Installation Commissioning The following commissioning checks must be carried out before the fryer is handed over for use to ensure that the unit operates correctly and the operator s understand the correct operating procedure 1 Before leaving the new installation a Check the following functions in accordance with the operating instructions specified in the Operation section of this manual e Light the Pilot Burner e Light the Main Burner e Check the Thermostat Opera
13. allation a The Gas Type the appliance has been supplied for is shown on coloured stickers located above the gas entry point and next to the rating plate Check that this is correct for the gas supply the appliance is being installed for The gas conversion procedure Is detailed in the Service Manual b Supply Pressure required for this appliance Is shown in the Specifications section of this manual Check the gas supply to ensure that adequate supply pressure exists c Input Rate of this appliance is also stated on the Rating Plate fitted to the inside of the access door and in the Specifications section of this manual The input rate should be checked against the available gas supply line capacity Particular note should be taken if the appliance is being added to an existing installation NOTE It is important that adequately sized piping runs directly to the connection joint on the appliance with as few tees and elbows as possible to give maximum supply volume 3 A suitable joining compound which resists the breakdown action of LPG must be used on every gas line connection unless compression fittings are used The connection to the appliance is 3 4 BSP male NOTE A Manual Isolation Valve must be fitted to the individual appliance supply line 4 Locate the appliance into its final operating position and using a spirit level adjust the legs so that the unit is level and at the correct height 5
14. an frying one load of potatoes and will pay dividends in food quality and saving of frying medium Weekly Cleaning NOTE If the fryer usage is very high we recommend that the weekly cleaning procedure is carried out on a more frequent basis 1 Proceed as for Daily Cleaning to drain and filter the tank Do not refill the tank with frying medium until it has been cleaned as shown below 2 Fill the fryer with cold water to the normal fill level and add a high quality commercial cleaner that has been specifically formulated for fryers All purpose cleaners are not recommended NOTE Never use a caustic or lye solution as this will leave a fat destroying film on the tank 3 Heat the water to approximately 80 90 C 4 Clean the fryer baskets by simply immersing them in the cleaning solution Allow the fryer to soak for 5 10 minutes or as directed on the cleaner instructions Remove the baskets and turn OFF the main burner 5 Scrub the baskets and fryer tank lightly but vigorously with a stiff nylon bristle brush to remove any remaining deposits DO NOT use a wire brush as this will scratch the sides 6 Empty the fryer and rinse thoroughly with water Use a 1 part vinegar to 15 parts water solution to rinse the tank and neutralise any cleaner residue Use a weaker solution of up to 1 part to 25 water if this proves unsuitable for the cleaner being used 7 Rinse the tank thoroughly with water drain and dry
15. as Control Valve Undo and remove the 4 screws securing the front of the burner to the burner box Pull the burner towards the front of the fryer and downwards to remove Remove the Burner Assembly to a workbench CAUTION Do not bend the Flame Deflector Plates Flame Deflector Plates Main Burner Injectors 9 Part 6 Gas Conversion Main Burner Injectors 1 To remove Main Burner Injectors use a spanner to prevent Injector Insert from turning while removing injector 2 Replace with the correct size injectors ECN 3 Refit burner assembly ounting Bush back into burner box Pilot Burner Injectors 1 Unscrew pilot supply tube from pilot burner and remove pilot injector 2 Determine correct sized pilot injectors for the corresponding gas from the table overleaf 3 Fit correct sized injector into pilot burner and re connect gas supply tube to the pilot burner Supply Pressure Check 1 Remove the blanking screw and connect a manometer to the Supply Pressure Test Point IN on Gas Control Valve 2 Turn On the gas supply and ensure that the pressure is within specifications shown in Gas Specifications Table at rear of this section Supply Pressure Test Point Operating mr Pressure a Test Point gt Operating Pressure Adjusting Screw ea y Wa L l N ASPAS WA F 3 ye 3 Main Burner Operating
16. be adjusted by the user operator DO NOT operate the appliance without the legs supplied fitted Part2 Specifications Model Covered in this Specification Gas Connection CF2 400mm GAS FRYER Single Tank 18 Ltr Gas supply connection point is located 40mm from the right hand side 24mm from the rear and 221mm 400 from the floor Flexible Hose Connection If a Gas Hose assembly is used to connect this appliance the hose and alll fittings must have a minimum 4 Natural Gas or Y LPG inside bore diameter to ensure gas flow rate capacity required by this appliance is achieved This must be verified by the operating pressure testing at the maximum gas supply demand condition The Gas Hose assembly should also be classified for use in the commercial kitchen conditions the appliance will be used in 300 ki Recommended Gas Hose Assembly Specification far xl AS NZS 1869 Class B or D compliant or equivalent that meets the following requirements tl me Max Working Working Pressure Temperature Resistance to Oil mil at 23 2 C Range Oil resistant lining and cover 220 C f t 125 C General A commercial gas fired fryer fitted with a 90MJ hr Multi Jet Target U Burner and pilot burner controlled by a single gas controller which controls both pilot and main burner Itis available in single model type only This Fryer is fitted with an Over Temperature Safe
17. by the installation person NOTE Do not obstruct or block the appliances flue Never directly connect a ventilation system to the appliance flue outlet Clearances NOTE Only non combustible materials can be used in close proximity to this appliance To facilitate easy operation drainage and servicing of the fryer a minimum of 600mm clearance should be maintained at the front of the appliance Any gas burning appliance requires adequate clearance and ventilation for optimum and trouble free operation The following minimum installation clearances are to be adhered to Non Combustible Surface Combustible Surface LH RH Side OM 50mm Omm 50mm Part3 Installation Assembly This model is delivered completely assembled Ensure that the legs are securely attached NOTE This appliance is fitted with adjustable feet to enable the appliance to be positioned securely and level This should be carried out on completion of the gas connection Refer to the Gas Connection section Gas Connection NOTE ALL GAS FITTING MUST ONLY BE CARRIED OUT BY A QUALIFIED SERVICE PERSON 1 COBRA Model Fryers do not require an electrical connection they function totally on the gas supply only 2 Itis essential that the gas supply is correct for the appliance to be installed and that adequate supply pressure and volume are available The following checks should therefore be made before inst
18. d to be cooked and no higher specially prepared frying mediums are recommended Frying medium should be at correct temperature for the food to be cooked before lowering food into tank Avoid heating frying medium to any higher temperature than is recommended Also avoid holding frying medium at frying temperature when there is no food being cooked Any frying medium will break down if held for long periods at frying temperatures Lower food gradually into hot frying medium using a wire basket until all food pieces are submerged Avoid overloading basket we recommend no more that 900g per basket or 1800g per load Overloading will cause temperature to drop so low that a longer frying time will be needed and food will become grease soaked and un attractive With a little experience you can determine what amount of food may be added fo fryer without causing an excessive drop in temperature If temperature drop is excessive either food is too cold or there is too much food in fryer Temperatures and cooking times quoted are based on average size batches being used in the fryer Continue cooking until outside of food is brown and crisp and pieces are cooked through Exact cooking time depends upon size of food pieces and whether food has been pre cooked When in doubt test a sample and be sure Remove food from frying medium and allow to drain in the basket over the fryer Conserve excess frying medium by letting it
19. drain back into fryer This draining should not consume much time if fried food Is to be served at its hot criso and flavoursome best Serve food immediately after frying Deep tried foods are at their flavour peak as soon as frying is complete Serve them within a minute or two after they are taken from fryer Fried foods should never be held IMPORTANT Should any abnormal operation like ignition problems abnormal burner flame burner control problems partial or full loss of burner flame in normal operation be noticed the appliance requires IMMEDIATE service by a qualified service person and shall not be used until such service is carried out Part5 Cleaning and Maintenance General WARNING DO NOT USE FLAMMIBLE SOLVENTS AND CLEANING AIDS ON OR IN CLOSE PROXIMITY TO THE FRYER WHILST THE FRYER IS STILL HOT CAUTION Always turn off the gas supply at the mains supply before cleaning This appliance is not water proof Do not use water jet spray to clean interior or exterior of this appliance e To achieve the best results cleaning must be regular and thorough and all controls and mechanical parts checked and adjusted periodically by a qualified service person If any small faults occur have them attended to promptly e Don t wait until they cause a complete breakdown It is recommended that the appliance is serviced every 6 months e Clean the fryer regularly A clean fr
20. heck that the gas supply is turned On at the mains supply 3 Open the access door at front of fryer to access the control panel 4 Rotate gas control knob to the pilot position and hold the gas control knob depressed 5 Manually light the pilot burner through the Pilot Burner Viewing Opening 6 Continue holding Gas Control Knob depressed for approx 10 to 15 seconds after igniting pilot burner then release pilot burner should remain alight 7 Ifthe pilot burner does not ignite repeat Items 1 to 6 above Part4 Operation Lighting the Main Burner 1 Ensure pilot burner is alight by visually checking through the Pilot Burner Viewing Opening Rotate Thermostat Control Knob to temperature required Rotate Gas Control Knob to Main Burner position Main burner will ignite automatically off the pilot burner NOTE If main burner is turned On immediately after pilot burner is lit there will be a delay of approximately 30 seconds until the thermopile which provides power to open the main valve is heated up by the pilot burner Main burner will not light if frying medium temperature is above thermostat set temperature Turning gas control knob from pilot to main burner position will allow manual cycling of the burner On and Off when melting shortening Set the Operating Temperature l Temperature used for frying food is the most important aspect of fryer operation Incorrect
21. ll spent Secondly If you are unsure of any aspect of the installation instructions or performance of your appliance contact your Cobra Fryer dealer promptly In many cases a phone call could answer your question WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH READ THE INSTALLATION OPERATING AND MAINTENANCE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR SERVICING THIS APPLIANCE WARNING INSTRUCTIONS TO BE FOLLOWED IN THE EVENT THE USER SMELLS GAS ARE TO BE POSTED IN A PROMINENT LOCATION THIS INFORMATION SHALL BE OBTAINED BY CONSULTING THE LOCAL GAS SUPPLIER WARNING GREAT CARE MUST BE TAKEN BY THE OPERATOR TO USE THE EQUIPMENT SAFELY TO GUARD IT AGAINST RISK OF FIRE THE APPLIANCE MUST NOT BE LEFT ON UNATTENDED IT IS RECOMMENDED THAT A REGULAR INSPECTION IS MADE BY A COMPETENT SERVICEMAN TO ENSURE CORRECT AND SAFE OPERATION OF YOUR APPLIANCE IS MAINTAINED DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPOURS OR LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE DO NOT SPRAY AEROSOLS IN THE VICINITY OF THIS APPLIANCE WHILE IT IS IN OPERATION CAUTION This appliance is For professional use and is to be used by qualified persons only Only qualified service persons are to carry out installation servicing and gas conversion operations Components having adjustments protected e g paint sealed by the manufacturer should not
22. mation shown in this section for further details TOWN GAS Only Gas Control Valve Operating Pressure Adjusting Screw should be replaced with the Knock Out Plug supplied in Town Gas Kit and the operating pressure adjusted at the External Gas Pressure Regulator Conversion Kit 15 Both the Knock Out Plug and External Regulator are supplied in the Town Gas Part 7 Replacement Parts List Replacement Parts List IMPORTANT Only genuine qualified replacement parts should be used for the servicing and repair of this appliance The instructions supplied with the parts should be followed when replacing components For further information and servicing instructions contact your nearest qualified service branch contact details are as shown on the reverse of the front cover of this manual When ordering replacement parts please quote the part number and the description as listed below If the part required is not listed below request the part by description and quote the model and serial number which is on the rating plate Controls 236835 Main Burner Assembly Includes Injector Mounting Bush amp Burner Deflectors 018090K Pilot Kit Including Nat LPG Injectors 030155 Main Injector Nat Gas 1 55mm 030095 Main Injector LPG Propane YD 0 25mm 030090 Main Injector LPG NZ Butane 0 20mm 030260 Main Injector Town Gas 2 60mm 018091 Pilot Injector Nat Gas 0 62 Non UK 018092 Pilot Injector LPG Bu
23. move all packaging and transit protection from the appliance including all protective plastic coating from the door outer panel and exterior stainless steel panels e Check equipment and parts for damage Report any damage immediately to the carrier and distributor e Report any deficiencies to the distributor who supplied the appliance e Check that the available gas supply is correct to that shown on the rating plate located on the inside of the access door e Check that the following parts have been supplied with the appliance Baskets Basket Tray Lid Drain Extension N Location 1 This appliance must be installed in a suitably ventilated room to prevent dangerous build up of combustion products 2 Installation must allow for a sufficient flow of fresh air for the combustion air supply Combustion Air Requirements Natural Gas 24 m hr minimum LPG Butane 24 m hr minimum Town Gas 24 m hr minimum 3 Position the appliance in its approximate working position 4 All air for burner combustion is supplied from underneath the appliance The legs must always be fitted and no obstructions placed on the underside or around the base of the appliance as obstructions will cause incorrect operation and or failure of the appliance 5 Components having adjustments protected e g paint sealed by manufacturer are only allowed to be adjusted by a qualified service agent They are not to be adjusted
24. nversions should only be carried out by qualified service persons All connections must be checked for leaks before re commissioning the appliance e For all relevant information and specifications refer to the table at the end of this section e Flexible Hose Connection If a Gas Hose assembly is used to connect this appliance the hose and alll fittings must have a minimum Natural Gas or 2 LPG inside bore diameter to ensure gas flow rate capacity required by this appliance is achieved This must be verified by operating pressure testing at maximum gas supply demand condition The Gas Hose assembly should also be classified for use in the commercial kitchen conditions the appliance will be used in Recommended Gas Hose Assembly Specification AS NZS 1869 Class B or D compliant or equivalent that meets the following requirements DB 20 C to 125 C Max Working Pressure at 23 2 C Working Temperature Range Oil resistant lining Resistance to Oil and cover 1 Ensure that the gas supply has been turned Off 2 Open the front door of the fryer to access the main burner and pilot burner in jectors 3 Disconnect 2 wires from the Thermostat to the Gas Control Valve A Disconnect 2 wires from the Overtemp at the electrical connector gt Cut and remove any Disconnect the flexi cable ties as required tube gas connection at the top of the G
25. rt4 Operation WARNING GREAT CARE MUST BE TAKEN BY THE OPERATOR TO USE THE FRYER SAFELY TO GUARD AGAINST THE RISK OF FIRE DO NOT LEAVE THE FRYER UNATTENDED DURING OPERATION DO NOT REPLENISH THE OIL FRYING MEDIUM IN THE FRYER WHEN THE FRYER IS HOT DO NOT OVER FILL THE OIL FRYING MEDIUM IN THE FRYER ABOVE THE TOP LEVEL MARK DO NOT ALLOW THE OIL FRYING MEDIUM IN THE FRYER TO FALL BELOW THE LOWER LEVEL MARK DO NOT ALLOW THE OIL FRYING MEDIUM IN THE FRYER TO OVERHEAT DO NOT INTRODUCE WET FOOD OR WATER INTO THE HOT OIL FRYING MEDIUM DO NOT USE FLAMMIBLE SOLVENTS AND CLEANING AIDS ON OR IN CLOSE PROXIMITY TO THE FRYER WHILST THE FRYER IS STILL HOT Before Use 1 Check that the gas supply is turned On 2 Check that there are no foreign articles in the tank Filling the Tank WARNING DANGER OF FIRE EXISTS IF THE OIL LEVEL IS BELOW THE MINIMUM LO INDICATED LEVEL CORRECT LEVEL FOR FRYING MEDIUM WHEN AT FRYING TEMPERATURE KEEP TOPPED UP NOTE Cobra fryers can be used with both oil and shortening 1 Before filling the tank always check that the drain valve behind the access door is closed A locking slide is provided on this valve and this should always be locked in position during use a OIL Carefully fill fryer tank with oil until the FILL LEVEL mark is reached The Cobra fryer will hold 18 litres of oil 32Ibs shortening b SHORTENING Ideally shortening should be
26. tane 0 35 Non UK 018972 Pilot Injector Nat Gas G20 0 45 UK Only 018971 Pilot Injector Propane G31 0 30 UK Only 026393 Pilot Injector Town Gas 0 75 018093 Thermopile 018094 Thermocouple Interrupted 236801 Thermostat MV Fryer 90 190 C 236848 Knob 100 190 C 018022K Overtemp Control Kit 018089K Gas Control Valve Kit General 236768 Basket Support Rack 236742 Basket Hangar 018019 Fryer Basket 227856 Door Magnet 227466 Door Catch Receiver 236795 Drain Valve 018147 Drain Extension 236769 Adjustable Leg 150mm 229674 Rear Roller Assy 236933 Fryer Lid Optional Extra 18176 Drain Stick Optional Extra Only Gas Conversion Kits Kit Part No Gas Type to Convert to Markets 236934 Gas Conversion NAT GAS AU NZ XP 236935 Gas Conversion LPG PROPANE AU XP LPG 236936 Gas Conversion LPG BUTANE NZ XP Butane 236937 Gas Conversion TOWN GAS AU NZ XP 237021 Gas Conversion NAT GAS G20 UK 23 7022 Gas Conversion PROPANE G31 UK 16
27. tion refer to the Operation section of this manual b A thermostat operation check should be carried out by filling the fryer with oil shortening to the oil FILL LEVEL mark refer to Filling the Tank in the Operation Section of this manual and setting the thermostat to 180 C Light the pilot burner and turn main burner On as shown in the Operation Instructions in this manual c Check the thermostat calibration once the oil is up to temperature If a discrepancy is found thermostat calibration should be referred to the supplier d Ensure that each operator has been instructed in the areas of correct lighting operation and shutdown procedures for the appliance Initial Start Up a For first time use of the new fryer prior to using for cooking product fill the fryer with oll and operate for about 1 hour at the 180 C to remove any fumes or odours which may be present in the new fryer b Referto the Operation Section of this manual for details on how to operate the frver 2 This manual must be kept bv the owner for future reference and a record of Date of Purchase Date of Installation and Serial Number of Unit recorded and kept with this manual These details can be found on the Rating Plate attached to the inside of the front access door NOTE If for some reason it is not possible to get the fryer to operate correctiv shut off the gas supplv and contact the supplier of this
28. ty Cut Out system with Full Flame Failure Safety Controls An open tank design to make cleaning a simple and easy task Part2 Specifications Gas Supply Requirements Non UK Models Gas Natural LP Gas Butane Town Gas Input Rating 90 MJ hr 90 MJ hr 90 MJ hr N H G C 85 300 Btu hr 85 300 Btu hr 85 300 Btu hr 1 19 2Z20kPG 2 75 3 0 kPa 0 75 1 5 kPa Supply Pressure 4 5 8 0 w c 11 12 w c 3 6 w c 0 90 kPa 2 5 kPa 0 39 kPa Burner Operating Pressure 3 6 w c 10 0 w c 1 6 w c Gas Connection Ys BSP Male UK Models Appliance Classification Category Mnr 20 37 Flue Type Ak Natural Gas G20 Propane G31 Heat Input nett 22 5 kW 22 5 kW Gas Rate 2 26 m8 hr 1 75 kg hr Supply Pressure 20 mbar 37 mbar Burner Operating Pressure 9 0 mbar 25 mbar f Gas Connection 3 4 BSP Male NOTE e Measure the Burner Operating Pressure at the Operating Pressure Test Point Lower Out on the Gas Control Valve with Main Burner operating e TOWN GAS Only Gas Control Valve Operating Pressure Adjusting Screw should be replaced with the Knock Out Plug supplied in Town Gas Kit and the operating pressure adjusted at the External Gas Pressure Regulator Both the Knock Out Plug and External Regulator are supplied in the Town Gas Conversion Kit e Refer to the Gas Conversion and Specifications
29. yer looks better will last longer and will perform better NOTE e DO NOT use abrasive detergents sharp scrapers strong solvents or caustic detergents as they could corrode or damage the fryer e Ensure that any detergent or cleaning material have been completely removed after each cleaning To keep your fryer clean and operating at peak efficiency follow the following procedures WARNING DO NOT ATTEMPT TO MOVE THE FRYER WHILST THE FRYER IS FULL OF OIL BEFORE ATTEMPTING TO MOVE THE FRYER ENSURE THAT ALL THE OIL HAS BEEN DRAINED FROM THE TANK REFER TO THE INFORMATION BELOW ON HOW TO DRAIN THE OIL FROM THE FRYER CAUTION Never drain the fryer with power or burner ON Always switch OFF the fryer before draining or re filling the tank 11 Draining and Cleaning Opening the Drain Valve a Lift the locking slide on valve handle Fig 1 to release valve b While holding the locking slide in the withdrawn position rotate the handle anti clockwise Fig 2 to open the valve c When the valve is closed the locking slide will drop down over the locking valve to prevent accidental opening of the valve as shown in Fig 2 Daily Cleaning WARNING HOT OIL WILL BURN DO NOT RUSH THIS JOB ae IN L Nu Locking Slide 1 Atthe end of each day shift if frying schedule is heavy trying medium should be drained and
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