Vulcan-Hart C24GA6 User's Manual
Contents
1. RR RE ERR RR p E 11 ELECTRICAL 11 SPART UP EN LL M 11 els eure M 12 LIGHTING AND SHUTDOWN INSTRUCTIONS sssssseseeeeeeeeeeneneen ne neret nnne 12 Endet cm Re 12 SSMU ope T 12 COMPARTMENT CONTROLS e e ih Yavin ceu teet nudae a Re eto P o Regu d UR ia 12 STAR TUR PROCEDURE inem MENU DIE UU UE 13 PREHEATING aerdata ETT 13 e aeaiee E E egw E es tee tee eed 13 2 13 EXTENDED SHUTDOWN S Ea ENAA eraot tt tei Poeti 13 CLEANING ee a a Eat 14 Cooking Compartment 2001 1000011 ESEE Eana EREE aN REEERE 14 Draining Generator iiec ted cor na HEC aiaee 14 Combpartments asserties nnen eiee onne oe are e een eun Eu d cue e dre esee Ee aa N easton 14 UEM 14 LEAVE COMPARTMENT DOORS OPEN 24 4 11000002 0 1100000000000000 0 15 GUIDELINES FOR MAINTAINING STAINLESS STEEL SURFACES 15 MAINTENANCE e erede e duda EE du Eae edet ra u2. When calling for service the following information must available model number serial number manufacture date MD and voltage F 35423 Rev A 08 06 20 PRINTED IN U S A
3. apply pressure to the door gasket Leaving the gasket under pressure can cause permanent deformation and reduce gasket life GUIDELINES FOR MAINTAINING STAINLESS STEEL SURFACES There are four things that will break down stainless steel and allow corrosion to develop 1 abrasion 2 deposits 3 water and 4 chlorides Avoid rubbing with steel pads wire brushes scrapers that can leave iron deposits on stainless steel Instead use plastic scouring pads or soft cloths For stubborn stains use products such as Cameo Talc or Zud First Impression Always rub parallel to the polish lines or with the grain Hard water will leave deposits that promote rust on stainless steel Treated water from softeners or certain filters can eliminate these mineral deposits Other deposits from food or lubrication must be properly removed by cleaning Use mild detergent and non chloride cleaners Rinse thoroughly Wipe dry Where appropriate apply a polish recommended for stainless steel such as Benefit or Super Sheen for extra protection and luster m C24GA SERIES GAS CONVECTION STEAMERS C24GA SERIES GAS CONVECTION STEAMERS MAINTENANCE WARNING THE STEAMER AND ITS PARTS ARE HOT USE CARE WHEN OPERATING OR SERVICING THE STEAMER Water Treatment System A water treatment system is recommended for steamers Refer to your supplier s manual for normal maintenance procedures for proper scale free operation recommendations Sca
4. cover pasta with cold water Spaghetti Regular Vermicelli 12 15 4 Ibs Macaroni Shells Elbows 15 18 4 Ibs Noodles 1 2 Wide 12 15 4 Ibs Lasagna Noodles 15 18 4 Ibs Frozen Casseroles Lasagna 35 Full Pan Meat Loaf 3 5 Lb Each 40 15 Ibs Beef Ground Chuck 20 25 10 Ibs Sliced as Purchased 35 40 10 Ibs Shrimp Frozen 10 Shrimp per Lb 5 4 Ibs Beans Baked 9 10 Ib Can Refried 9 10 Ib Can Canned Vegetables 6 10 Ib Can Prunes Dried 15 17 C24GA SERIES GAS CONVECTION STEAMERS PRODUCTS TO BE COOKED IN PERFORATED PANS PRODUCT TIMER SETTING WEIGHT IN MINUTES PER PAN Clams Frozen 10 12 3 Dozen Fresh 10 12 3 Dozen King Crab Frozen Claws 4 2 Lbs Legs 4 6 2 1 2 Lbs Lobster Tail Frozen 6 10 Ibs Lobster Live 10 12 5 4 per pan Salmon Fillets Frozen 8 Oz Ea 5 7 1 2 165 Scallops Fresh 4 3 Ibs Scrod Fillets Fresh 3 5 4 Ibs Eggs Hard Cooked 15 4 Dozen Soft Cooked 9 10 4 Dozen Soft Yoke for Caesar Salad 6 8 4 Dozen Chicken Breasts Legs Thighs 20 15 Ibs Turkey Frozen Breasts 2 90 6 7 lbs ea Cut Lengthwise 95 20 25 lbs ea Corned Beef 40 75 6 8 Ibs Hot Dogs or Wieners 3 80 100 Count Asparagus Spears Frozen 10 12 3 Dozen Fresh 5 5 Ibs Beans Green 2 Cut Frozen Fresh 6 5 Ibs Lima Frozen 8 5 Ibs Baby Lima Frozen 5 5 Ibs Broccoli Spears Frozen 8 4 lbs Spears Fresh 6 5 Ibs Flowerettes Frozen 6 5 Ibs Brussel Sprouts Froze
5. or away from other equipment with high BTU hr input requirements il J MACHINE WALL INCORRECT INSTALLATION p MACHINE WALL CORRECT INSTALLATION Figure 3 C24GA SERIES GAS STEAMERS Gas Connection Data FLEXIBLE GAS CONNECTORS BTU hr FLOW CAPACITY LENGTH LENGTH End Fittings 1 Quick Disconnect End Fittings Both Threaded amp 1 Threaded ID 36 48 60 72 36 48 60 72 77 000 68 000 60 000 55 000 120 000 106 000 93 000 86 000 3 4 218 000 180 000 158 000 139 000 256 000 225 000 198 000 175 000 1 379 000 334 000 294 000 279 000 512 000 451 000 397 000 350 000 1 4 615 000 541 000 476 000 419 000 946 000 833 000 733 000 645 000 1 Flow rating BTU hr 0 64 SP GR 0 0 5 inch W C pressure drop 2 BTU hr flow capacities are based on Dormont Mfg Co Supr Safe gas line connectors and are provided for reference Additional quick disconnect fittings swivels or manual shut off valves will reduce the BTU hr flow capacities listed in this table If other flexible gas connectors are used check the manufacturer s specifications for BTU hr flow capacities Supr Safe is a registered trademark of the Dormont Manufacturing Company 3 Th
6. 18 457 mm at the sides and 6 152 mm from the back Make sure there is an adequate supply of air in the room to replace air taken out by the C24GA SERIES GAS CONVECTION STEAMERS ventilating system If you have any questions contact the ventilation system installer An exhaust system should be located directly above the steamer to exhaust steam flue exhaust and heat generated by the steamer Do not locate the steamer directly over a drain LEVELING AND ANCHORING Position the steamer in its final installed location Place a level on the horizontal area of the cabinet Adjust the feet to level the steamer in both the left to right and front to rear directions Steamers should be elevated in the front just enough about 1 6 to s 2 to 3mm to give proper draining Do this by rotating the adjustable feet in the proper direction 1 to 11 2 turns after leveling Check drainage in the steamer compartments by pouring a small amount of water the compartment All the water should drain The rear feet have holes in the flanges for anchor bolts C24GA SERIES GAS CONVECTION STEAMERS PLUMBING CONNECTIONS WARNING PLUMBING CONNECTIONS MUST COMPLY WITH APPLI CABLE SANITARY SAFETY AND PLUMBING CODES Water Requirements Proper water quality can improve the taste of the food prepared in the steamer reduce liming in the steam generator and extend equipment life Local water conditions vary from one location to
7. pans per compartment The C24GA6 and C24GA10 gas fired convection steamers are designed for cooking vegetables eggs and other foods in commercial kitchens Each compartment has a 0 to 60 minute timer The buzzer requires manual shutoff The steamers are equipped with a cabinet base for floor installation C24GA6 C24GA10 Compartments 2 2 Total Number of 21 2 64 mm 6 10 Deep Pans Gas Rating 125 000 125 000 BTU hr BTU hr UNPACKING This steamer was inspected and tested before leaving the factory The transportation company assumes full responsibility for safe delivery upon acceptance of the shipment Immediately after unpacking check for possible shipping damage If steamer damage is found save the packaging material and contact the carrier within 15 days of delivery INSTALLATION INSTALLER A manometer digital or incline tube capable of reading pressure in 0 01 W C is required install this steamer Failure to set blower air and gas pressure correctly will result in burner and lighting failure Before installing verify that the type of gas natural or propane and the electrical supply required agree with the specifications on the data plate located on the left edge of the tabletop If the supply and equipment requirements do not agree do not proceed with the installation Contact your dealer or Vulcan Hart immediately INSTALLATION CODES AND STANDARDS Inthe United State
8. EDY Unit not steaming Gas supply is off Power cord is unplugged Power switch is off Water supply is off Burner control goes into 10096 lockout Turn on gas supply Plug in power cord Press power switch on Turn on water supply Shut off the power wait 5 minutes then turn power back on to restart ignition If symptom persists contact your Authorized Vulcan Hart Servicer Door leaks Damaged door gasket Plugged drain or screen Check door gasket for damage If adjustment is needed contact your Authorized Vulcan Hart Servicer Clear compartment cavity screen If symptom persists contact your Authorized Vulcan Hart Servicer Water accumulates in compartment Drain clogged Not leveled properly Unclog drain Level per instructions in this manual Water not being supplied to generator Water supply valve is off Water pressure low Water filter is plugged Turn valve on Check water supply pressure Refer to water filter manual If symptom persists contact your Authorized Vulcan Hart Servicer Steam is exiting from under unit Generator pressure is too high Contact your Authorized Vulcan Hart Servicer SERVICE AND PARTS INFORMATION To obtain service and parts information concerning this model contact the Vulcan Hart Service Agency in your area refer to our website www vulcanhart com for a complete listing of Authorized Service and Parts depots
9. G THIS EQUIPMENT IN THE EVENT OF A POWER FAILURE DO NOT ATTEMPT TO OPERATE THIS DEVICE C24GA SERIES GAS STEAMERS TABLE OF CONTENTS IMPORTANT FOR YOUR SAFETY i terit e tet PR E auod e uu ca utate Fe Ye RPM RR Ka cue reete 2 INTRODUCTION erm 4 GENERAT E MEHR 4 Bl dicm 4 INSTALEATION oy EIL 4 INSTALLATION CODES AND STANDARDS sse 4 LOCATION GAS STEAMERS n niwie RE 5 LEVELING AND ANCHORING 2 ete tree eene er eaae Rede nua Ru etos rto Kr ua n RR eR RE ARS 5 PLUMBING CONNECTIONS ctt pee nra kk ina eR Ee run laa Po ERR beara Eaa ERR Eu eue n 6 Water Redgulrermernts ids hia ee ae 6 Water Treatment eee enne one ea uote to Fere ere Pene eu eue or Rr rhone apa aS pr eaa PX E 6 Water Supply Connection sesssssssssssssssseee eene REEE AA A AEAEE EDENE neni 6 Filter Systemi Ee ELI 6 Drain Coliectlofiscs 74 GAS SUPPLY CONNECTION tetur netter eth ehke nant te EL BRE MEER AERE ERR Rana nu kane 7 Gas Connection Dafa eripere 9 Testing The Gas Supply System hanaan n a nn 10 FEVE GAS EXHAUST coetu ecards 10 ELECTRICAL CONNECTION ntu eterne tcp a tee eda a E
10. another Ask your municipal water supplierfor details about your local water supply prior to installation Presence of sediment silica excess chlorides or other dissolved solids may lead to a recommendation for alternate form s of water treatment Test the water with a TDS meter orthe test strip included with the steamer Other factors affecting steam generation are iron content amount of chloridation and dissolved gases Water Treatment A local water treatment specialist should be consulted before installation of steam generating equipment Supply Pressure 20 60 psig Hardness less than 3 grains Silica less than 13 ppm Total Chlorine less than 4 0 ppm PH range 7 8 Undissolved Solids less than 5 microns 17 1 ppm 1 grain of hardness If the water supply fails to meet these standards it will be necessary to install a water conditioner on the generator water feed The use of strainers or filters will not remove minerals from the water Water Supply Connection Connect the treated cold water supply line to the NPT inlet at the rear of the steamer Connect the untreated cold water supply line to the s NPT also at the rear of the steamer NOTE Models manufactured after June 2006 may have 3 4 hose connections A water filter system is recommended for the water supply line going to the treated water inlet of your steamer Follow the recommendations for use and installat
11. d that the ready light and cooking light turn off Close the compartment door and let the cooking cycle finish When the timer returns to the O position a buzzer will sound signaling the end of the cooking cycle and the cooking light goes off To silence the buzzer turn the dialtimertothe OFF position Complete the above steps for each cooking compartment To shutdown the steamer press the power switch to the off position and close the manual gas shutoff valve Leave the compartment doors slightly open to allow the inside to dry out C24GA SERIES GAS CONVECTION STEAMERS OPERATION WARNING THE STEAMER AND ITS PARTS ARE HOT USE CARE WHEN OPERATING CLEANING OR SERVICING THE STEAMER WARNING THE COOKING COMPARTMENTS CONTAIN LIVE STEAM STAY CLEAR WHILE OPENING EACH DOOR LIGHTING AND SHUTDOWN INSTRUCTIONS Lighting 1 Turn manual gas shutoff valve to on position 2 Press power switch on Steam will generate in 20 minutes 3 Ready light will light when compartment is ready for cooking 4 Load food and set timer to proper cook time Door must be closed Shutdown 1 Press power switch off 2 Wait 5 minutes before relighting the appliance if required 3 Turn manual gas shutoff valve to off position 4 Do not unplug or turn off power supply for at least 20 minutes after power switch is turned off 5 Leave compartment door sightly open COMPARTMENT CONTROLS The upper section of the st
12. e maximum length for a flexible gas connector is 72 per National Fuel Code standards BLACK IRON PIPE BTU hr FLOW CAPACITY Natural Gas Nominal Inside Diameter of Pipe Pipe Length 1 2 3 4 1 11 4 11 2 2 15 76 000 172 000 345 000 750 000 1 220 000 2 480 000 30 52 000 120 000 241 000 535 000 850 000 1 780 000 45 43 000 99 000 199 000 435 000 700 000 1 475 000 60 38 000 86 000 173 000 380 000 610 000 1 290 000 75 77 000 155 000 345 000 545 000 1 120 000 90 70 000 141 000 310 000 490 000 1 000 000 1 Flow rating BTU hr 0 64 SP GR 0 0 3 inch W C pressure drop 2 BTU hr flow capacities are based on Schedule 40 pipe include a tolerance for pressure losses in gas piping systems are provided for reference 3 Count each 90 elbow as 3 of gas pipe for the purpose of calculating total pipe length C24GA SERIES GAS CONVECTION STEAMERS The generator is equipped with a factory preset pressure regulator Natural gas pressure regulators are preset for 2 5 W C 0 62 kPa Propane gas pressure regulators are preset for 10 W C 2 46 kPa No further adjustment should be required Check gas pressures with a manometer at time of installation to verify that they agree with the pressures specified WARNING PRIOR TO LIGHTING CHECK ALL JOINTS IN THE GAS SUPPLY LINE FOR LEAKS USE SOAP AND WATER SOLUTION DO NOT USE AN OPEN FLAME After piping has been ch
13. eamer consists of two cooking compartments Each compartment functions independently with its own controls See Figure 4 and is a separate sealed steam chamber during the cooking operation WARNING THE STEAMER AND ITS PARTS ARE HOT USE CARE WHEN OPERATING CLEANING OR SERVICING THE STEAMER Compartment Controls and Indicators ITEM FUNCTION Ready Light Indicates the steamer is ready Green for the cooking cycle Cooking Light Indicates the steamer is in the Red cooking phase Timer Set the desired cooking time Timer range is 0 60 minutes or constant Turn to the OFF position to silence buzzer Cooking Light Indicator Light Power Switch Note Upper Compartment Control Panel does not contain a Power Switch or Power Indicator Light Figure 4 Cabinet Controls Refer to Steam Cooking with Vulcan Kettles and Steamers for suggested cooking times Also referto the Suggested Cooking Guideline in this manual Size weight pan loading and product quality will affect cooking times and should be adjusted to your own requirements STARTUP PROCEDURE 1 Open manual gas shutoff valve and ensure the steamer doors are closed Press power switch to the on position If Ready light fails to turn on in 20 minutes press power switch off and back on to reset ignition system PREHEATING Preheat the cooking cavity when the steamer is first used for the day or whenever the com
14. ecked for leaks all piping receiving gas should be fully purged to remove air Testing the Gas Supply System When the gas supply pressure exceeds 1 2 psig 3 45 kPa the steamer its individual manual gas shutoff valve must be disconnected from the gas supply piping system When the gas supply pressure is 2 3 45 kPa or less the steamer should be isolated from the gas supply system by closing its individual manual gas shutoff valve FLUE GAS EXHAUST DO NOT obstruct the flow of flue gases from the flue located on the rear of the steamer It is recommended that the flue gases be vented to the outside of the building through a ventilation system installed by qualified personnel Information on the construction and installation of ventilating hoods may be obtained from Vapor Removal from Cooking Equipment NFPA 96 latest edition available from the National Fire Protection Association Batterymarch Park Quincy MA 02269 10 ELECTRICAL CONNECTION WARNING WARNING THE STEAMER IS EQUIPPED WITH A THREE PRONG GROUNDING PLUG THE OUTLET TO WHICH THIS PLUG IS CONNECTED MUST BE PROPERLY GROUNDED IF THE RECEPTACLE IS NOT THE PROPER GROUNDING TYPE CONTACT AN ELECTRI CIAN DO NOT REMOVE THE GROUNDING PRONG FROM THE PLUG ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE AND OR OTHER LOCAL ELECTRICAL CODES Referto the data p
15. h your unit You will need to register your steamer at each filter change to insure your standard and extended warranty is maintained Drain Connection The 11 2 NPT threaded fitting on the condenser box must be extended a minimum of 12 305 mm maximum of 72 1829 mm away from steamer base to an open air gap type drain Do not reduce the 1 2 NPT drain piping throughout its length Provide a suitable floor sink with a minimum depth of 12 305 mm The floor sink is NOT to be directly under the steamer and should be at a distance so that steam vapors will not enter the steamer from underneath The drain should slope down away from the steamer 7 4 for every foot of drain pipe length The drain pipe should be either iron or copper DO NOT use PVC pipe PVC pipe may lose its rigidity or glue may fail In order to avoid any back pressure in the steamer do not connect solidly to any drain connection Temperatures in the generator can briefly reach as high as 212 F 100 C Local codes may require that the temperature of drain water be no greater than 140 F 60 C At the end of the day when purging the generators some provision for lowering the water temperature must be provided by the user or installer to meet this code requirement C24GA SERIES GAS CONVECTION STEAMERS GAS SUPPLY CONNECTION All gas supply connections and any pipe joint compound used mustbe resistant to the action of propane gas 3 4 NPT minimum
16. inside diameter gas supply line is required If quick disconnect devices are used make sure it is sized properly for data plate BTU hr rating Refer to quick connect supplier s data sheet Codes require that a manual gas shutoff valve be installed in the gas line ahead of the steamer The gas line must be capable of delivering gas to the generator without excessive pressure drop at the minimum rate specified on the rating plate Check blower air pressure at gas manifold pressure tap by shutting off the gas valve Air pressure at cold start up should be 0 35 W C 0 09 kPa cold condition After 15 minutes air pressure should be between 0 40 W C 0 1 kPa and 0 50 W C 0 13 kPa hot condition Turn the air pressure adjust screw clockwise to increase pressure and counterclockwise to reduce pressure Gas Input 3 4 NPT Natural 5 10 5 W C Propane 11 13 W C Inadequate gas supply could result in burner noise and poor burner performance Refer to the instruction manual supplied with the machine for INSTALLATION CODES AND STANDARDS and GAS CONNECTION information C24GA SERIES GAS CONVECTION STEAMERS Pilot Tube Connection Gas Manifold Pressure Tap Older Units b Newer Units Air Pressure Adjust Screw Under Drip Cover Air Pressure Adjust Screw On Side of Drip Cover Top View of Blower Assembly Figure 1 The proper sizi
17. ion instructions shipped with the water filter If a water filter is not installed the steamer or steam generator warranty will be limited Filter System If you decide to not install a scale reducing filter system designed for steam equipment or use another manufacturer s system other than recommended by Vulcan Hart please use these guide lines If you are going to delime the unit with a deliming agent recommended for a pressure steam boiler and stainless steel generators and you are on city or treated well water you still must have a carbon block filter installed and maintained Carbon block filters remove the chlorine and chloramines disinfectants from the water Chlorine and chloramines will erode the boiler or steam generator and will result in a vessel failure which is not covered under warranty Water feed lines to the steamer must be flushed before final connection Particles in the water could build up in the water and steam valves or clog tubing and components that maintain the water level and pressure in the boiler or steam generator If the water supply is not free of sediment or cloudy after several minutes of flushing a sediment filter must be installed before use If you have purchased water filter system from Vulcan Hart please follow the instructions provided with the filter system Atthe time of installation you must register your steamer at www vulcanhart com fillerreg or use the reply card supplied wit
18. late located on the left edge of the tabl etop and the electrical diagram located behind the front panel on the base ELECTRICAL DATA Volts 120 Hertz Hz 60 Phase 1 Machine Amps 3 Minimum Circuit 15 Ampacity Maximum Protective Device AMPS C24GA SERIES GAS CONVECTION STEAMERS START UP WARNING THE STEAMER AND ITS PARTS ARE HOT USE CARE WHEN OPERATING CLEAN ING OR SERVICING THE STEAMER THE COOKING COMPARTMENT CONTAINS LIVE STEAM STAY CLEAR WHILE OPENING THE DOOR Oncethe steameris installed and all mechanical connections have been made thoroughly test the steamer before operation ae Check that proper water drain electrical and gas connections have been made 2 Turn on manual gas valve 10 11 Press power switch to the on position After approximately 20 minutes the ready light should come on indicating that generator has reached operating pressure With the door closed the ready light comes on Set the timer to the 5 minute position Open the door and observe that no steam is entering the compartment and the ready and cooking lights are off Close the compartment door The cooking light should now be lit and steam should be heard entering the compartment Check the drain line to be sure that water from the cold water condenser is flowing through the drain line Open the compartment door and observe that steam supply to the compartment stops an
19. le Related Maintenance Periodic maintenance is necessary to keep your generator clean and efficient Initially after three months of steamer usage it is recommended that you have your Vulcan Hart authorized servicer inspect the generator Local water conditions and steamer usage will determine the frequency that this service must be repeated however a minimum recommendation is once a year This maintenance is not covered by warranty Draining Generator At least once daily turn the unit off with the power switch located on bottom cooking cavity to drain the generator NOTE DO NOT remove the electric supply or the unit will not drain Door Gaskets If the door gasket is leaking due to a nick or cut it must be replaced Damage to the gasket sealing surface will cause steam leakage Flue Annually at minimum when the steamer is cool check the flue and clear any obstructions 16 C24GA SERIES GAS STEAMERS COOKING CHART The following table lists suggested cooking times and weights These times which will vary depending on initial product temperature size shape etc are approximate and should be adjusted to suit your operation PRODUCTS TO BE COOKED IN SOLID PANS PRODUCT TIMER SETTING WEIGHT IN MINUTES PER PAN Eggs Scrambled 12 8 Dozen Rice Long Grain Cover with 4 cups water lb 25 2 Ibs Pasta Place perforated pan inside solid pan
20. n 6 5 Ibs Cabbage Fresh 1 6 Cut 8 5 Ibs 18 PRODUCTS TO COOKED IN PERFORATED PANS C24GA SERIES GAS CONVECTION STEAMERS PRODUCT TIMER SETTING WEIGHT IN MINUTES PER PAN Carrots Baby Whole Frozen 8 7 Ibs Crinkle Cut Frozen 7 8 4 Ibs Sliced Fresh 11 9 Ibs Cauliflower Flowerettes Frozen 6 4 Ibs Fresh 7 8 5 Ibs Celery 1 Diagonal Cut 7 5 Ibs Corn Yellow Whole Kernel Frozen 5 5 Ibs Cobbettes Frozen 8 27 Ears Corn On Cob Fresh 16 18 80 Ears 10 12 18 Ears 16 18 54 Ears Peas Green 6 5 Ibs Potatoes Whole Russet 55 10 Ibs Spinach Chopped Frozen 17 6 Ibs Defrosted 5 6 Ibs Fresh Cut 3 2 Ibs Squash Acorn Halves 25 10 Halves Zucchini Slices 8 10 Ibs Frozen Mixed Vegetables 6 7 5 Ibs Fruit Blanch for Peeling Grapefruit 3 Oranges 3 Pineapple Whole for Cutting 4 COOKING HINTS Where possible spread food out evenly in pans Do not allow food to protrude above pans since this will interfere with steam circulation between pans in the compartment Always preheat compartments for satisfactory results When time does not allow for defrosting of frozen vegetables such as loose pack peas corn diced carrots etc they may be cooked at once provided just half ofthe suggested portions in the cooking chart are used 19 C24GA SERIES GAS CONVECTION STEAMERS TROUBLESHOOTING SYMPTOMS POSSIBLE CAUSES REM
21. n suspension is indicated by a murky or milky condition in the first portion of the water drained WARNING THE WATER BEING DRAINED IS HOT AND UNDER PRES SURE USE CARE WHEN CLEANING OR SERVICING THE GENERATOR Afterthe generator has been in operation turn the unit off with the power switch located on bottom cooking cavity to drain the generator The generator will drain for approximately 15 minutes removing sediment scale and lime buildup in the generator Compartments Wash the inside of the compartment with a solution of warm water and non chloride detergent Rinse with warm water Once a week thoroughly clean the exposed surfaces sides front door and top with a damp cloth and polish with a clean cloth To remove discolorations use a nonabrasive cleaner Door Gaskets Clean the gasket sealing surface of the compartment doors to remove food acids for maximum gasket life Do not use any solvents or sharp instruments Wash with a cloth moistened in a solution of mild detergent and warm water Rinse with a fresh cloth moistened with warm water to remove all traces of detergent Wipe dry with a clean cloth Never apply food oils or petroleum lubricants directly to the door gasket Petroleum based solvents and lubricants will reduce gasket life 14 LEAVE COMPARTMENT DOORS OPEN Leave the compartment doors slightly open when the steamer is not in use When the compartment is idle never latch the door and
22. ng and installation of the gas connection is important for the machine to operate within its design specifications In some installations the gas supply may not be sufficient enough to allow all the gas equipment to operate properly at peak loads or when other equipment with a high BTU hr input requirement is operating The connection to the machine becomes even more important in this type of location Flexible gas connectors with quick disconnect or swivel fittings when used and gas connectors beyond the length necessary will reduce the BTU hr flow capacity to the machine NOTE Do not use corrugated stainless steel tubing for commercial gas equipment supply connections NOTE A straight gas connection is the ideal condition for the rated BTU hr flow capacity of the connector If a straight connection is not possible and a flexible gas connector is used do not twist kink or excessively flex the connector beyond a U shape Flexing the gas connector as described will restrict gas flow or may damage the connector Changing a flexible gas connector may raise the BTU hr flow capacity enough to allow the machine to operate within its design specifications i e Removing the quick disconnect fitting installing a shorter gas connector or installing a larger diameter gas connector An alternative may be to move the equipment to a different gas supply location in the kitchen i e Closer to the main supply into the kitchen
23. partment is cold Keep the door closed during the preheat cycle When the green ready light comes on set the timer to 10 minutes to preheat the compartment The red cooking light is lit e When the buzzer sounds turn the timer to the OFF position The steamer is ready to cook OPERATING 1 With the compartment s preheated and the green ready light on place pans of food into the cooking compartment s and shut the door s 2 Turn the timer s to the desired cooking time The cooking cycle will begin The cooking cycle and time may be interrupted at any time by opening the door Close the door to resume cooking C24GA SERIES GAS CONVECTION STEAMERS 3 The buzzer will sound when the cooking cycle ends and steam has stopped entering the cooking compartment s Turn the timer s to the OFF position to silence the buzzer s remove the cooked food The red cooking light will go off and the green ready light will come on to indicate the steamer is ready for the next cooking cycle STEAMING Each steaming compartment has its own controls With the Ready light lit the steamer is ready for use Place pans of food to be cooked into the compartment and shut the door e Setthe timer to the desired cooking time Steaming begins cooking cycle may be interrupted at any time by opening the compartment door Resume cooking by closing the door e When the buzzer sounds the timed
24. s the Vulcan steamer must be installed in accordance with 1 2 State and local codes National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition This shall include but not be limited to NFPA 54 Section 10 3 5 2 for Venting Copies may be obtained from The American Gas Association Accredited Standards Committee Z 223 400 N Capital St NW Washington DC 20001 or the Secretary Standards Council NFPA 1 Batterymarch Park Quincy MA 02169 7471 National Electrical Code ANSI NFPA No 70 latest edition available from the National Fire Protection Association Batterymarch Park Quincy MA 02269 Vapor Removal from Cooking Equipment NFPA 96 latest edition available from NFPA In Canada the steamer must be installed in accordance with 2 Local codes National Fuel Gas Code CAN CSA B 149 1 latest edition available from the Canadian Standards Association 5060 Spectrum Way Mississauga Ontario Canada LAW 5N6 Canadian Electrical Code CSA C22 2 latest edition available from the Canadian Standards Association 5060 Spectrum Way Mississauga Ontario Canada LAW 5N6 LOCATION GAS STEAMERS The equipment area must be kept free and clear of combustible substances The recommended clearance for proper operation is 36 914 mm at the front The required clearance from combustible or non combustible construction is 0 at the sides and back The recommended clearance for service access is
25. steaming cycle has finished Steaming stops the cooking light goes off To silence the buzzer turn the timer OFF EXTENDED SHUTDOWN To shut down for an extended period Press power switch off Turn manual gas shutoff valve to off Clean the compartment s After 20 minutes unplug steamer dq C24GA SERIES GAS CONVECTION STEAMERS CLEANING WARNING DISCONNECT ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES BEFORE CLEANING Cooking Compartment Drains Keep compartment drains running freely Inspect compartment drains daily for blockage Remove any particles or debris from the perforated strainer daily or more often if needed After cooking greasy foods or seafood close the doors and operate each compartment for 25 to 30 minutes to flush any residual grease and oils down the compartment drain Make a solution of warm water and non chloride detergent and pour 7 2 gallon 1 9 liters of it down each compartment drain Rinse by pouring 1 2 gallon 1 9 liters of hot water down each compartment drain Draining Generator To prevent malfunction of controls and clogging it is essential to drain the generator every day This will flush out any accumulated minerals from the feed water It will also aid in preventing internal scale buildup which would interfere with proper generator operation Failure to drain the generator every day will void the steamer warranty The presence of minerals i
26. ud 16 Water Mreatment System asisiiel es 16 Scale Related Maintenance ccccccccccceceeceeeceeeeeeeeeeeeeeceeeeeeeceaeeeesececeeeeeseeeeeeeeseeceneeeetsnnaees 16 Draining r ennaa AAR E E E 16 Generator Pressure Relief Valve cccccscccceeeeeeeeceeeeeeeneeeeeeeenneceeeseeeeeseeeeseaeeeeeessnieeeeeeensnates 16 2607 Gaskets 16 ET 16 COOKING CHART 17 PRODUCTS BE COOKED IN SOLID PANS 17 PRODUCTS BE COOKED IN PERFORATED PANS sse nemen enn 18 UTI ent 19 TROUBLESHOOTING retreat PR Feo PH e ennt ker vein deu teu oua 20 SERVICE AND PARTS INFORMATION 1 2 2 000002 000000000 20 C24GA SERIES GAS CONVECTION STEAMERS INTRODUCTION GENERAL Vulcan convection steamers are produced with quality workmanship and material Proper installation usage and maintenance will result in many years of satisfactory performance It is suggested that you thoroughly read this entire manual and carefully follow all of the instructions provided Model C24GA6 can accommodate three 2 2 deep 64 mm steam pans per compartment Model C24GA10 can accommodate five 21 2 deep 64 mm steam
27. v VULCAN INSTALLATION 8 OPERATION MANUAL C24GA SERIES GAS CONVECTION e STEAMERS KH MODELS C24GA6 ML 136021 C24GA10 ML 136022 For additional information on Vulcan Hart or to locate an authorized parts and service provider in your area visit our website at www vulcanhart com VULCAN HART 3600 NORTH POINT BLVD DIVISION OF ITW FOOD EQUIPMENT GROUP LLC BALTIMORE MD 21222 WWW VULCANHART COM F 35423 Rev A 08 06 C24GA SERIES GAS CONVECTION STEAMERS THIS MANUAL IMPORTANT FOR YOUR SAFETY HAS BEEN PREPARED FOR PERSONNEL QUALIFIED TO INSTALL GAS EQUIPMENT WHO SHOULD PERFORM THE INITIAL FIELD START UP AND ADJUSTMENTS OF THE EQUIPMENT COVERED BY THIS MANUAL POSTINAPROMINENT LOCATION THEINSTRUCTIONS TOBE FOLLOWED IN THE EVENT THESMELLOF GASIS DETECTED THIS INFORMATION CAN BE OBTAINED FROM THELOCAL GAS SUPPLIER IN THEEVENT OFAPOWERFAILURE DONOT ATTEMPT TO OPERATE THIS DEVICE VULCAN HART 2006 IMPORTANT IN THE EVENT A GAS ODOR IS DETECTED SHUT DOWN UNITS AT MAIN SHUTOFF VALVE AND CONTACT THE LOCAL GAS COMPANY OR GAS SUPPLIER FOR SERVICE FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS OR LIQUIDS IN THE VICINITY OF THIS ORANY OTHERAPPLIANCE WARNING IMPROPER INSTALLATION ADJUSTMENT ALTER ATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH READ THE INSTALLATION OPERATING AND MAINTE NANCE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR SERVICIN
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