Dover Unified Brands Groen HyperSteam HY-6G Operator's Manual
Dover Unified Brands Groen HyperSteam HY-6G Operator's Manual

Dover Unified Brands Groen HyperSteam HY-6G Operator's Manual

Convection steamer

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OPERATOR MANUAL
IMPORTANT INFORMATION, KEEP FOR OPERATOR
This manual provides information for:
MODEL HY-6G(CE)
HYPERSTEAM™
ATMOSPHERIC
CONVECTION STEAMER
INTERNATIONAL
· Self Contained
· Gas
· Capacity: 6 Steamer Pans (12" x 20" x 2-1/2")
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READ, UNDERSTAND AND FOLLOW THE INSTRUCTIONS AND
WARNINGS CONTAINED IN THIS MANUAL.
WARNING / FOR YOUR SAFETY
and liquids in the vicinity of this or any other appliance.
POST IN A PROMINENT LOCATION
Instructions to be followed in the event user smells
gas. This information shall be obtained by consulting
your local gas supplier. As a minimum, turn off the gas
and call your gas company and your authorized service
agent. Evacuate all personnel from the area.
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
equipment.
NOTIFY CARRIER OF DAMAGE AT ONCE
It is the responsibility of the consignee to inspect the container upon receipt of
same and to determine the possibility of any damage, including concealed dam-
age. Unified Brands suggests that if you are suspicious of damage to make a
notation on the delivery receipt. It will be the responsibility of the consignee to file
a claim with the carrier. We recommend that you do so at once.
Manufacture Service/Questions 888-994-7636.
Information contained in this document is known to be current and accurate at the time
of printing/creation. Unified Brands recommends referencing our product line websites,
unifiedbrands.net, for the most updated product information and specifications.
PART NUMBER 128805 REV G (07/14)
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1055 Mendell Davis Drive
Jackson, MS 39272
888-994-7636, fax 888-864-7636
unifiedbrands.net

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Summary of Contents for Dover Unified Brands Groen HyperSteam HY-6G

  • Page 1 OPERATOR MANUAL IMPORTANT INFORMATION, KEEP FOR OPERATOR This manual provides information for: MODEL HY-6G(CE) HYPERSTEAM™ ATMOSPHERIC CONVECTION STEAMER INTERNATIONAL · Self Contained · Gas · Capacity: 6 Steamer Pans (12” x 20” x 2-1/2”) READ, UNDERSTAND AND FOLLOW THE INSTRUCTIONS AND WARNINGS CONTAINED IN THIS MANUAL.
  • Page 2: Important Operator Warnings

    IMPORTANT - READ FIRST - IMPORTANT IT IS MOST IMPORTANT THAT THESE INSTRUCTIONS AND THE OPERATOR AND SERVICE MANUALS BE CONSULTED BEFORE INSTALLING AND COMMISSIONING THE APPLIANCE. FAILURE TO COMPLY WITH SPECIFIED PROCEDURES MAY RESULT IN DAMAGE OR THE NEED FOR A SERVICE CALL. THESE APPLIANCES HAVE BEEN CE MARKED ON THE BASIS OF COMPLIANCE WITH THE GAS APPLIANCE DIRECTIVE, EMC AND LOW VOLTAGE DIRECTIVE FOR THE COUNTRIES, GAS TYPES AND PRESSURES AS STATED ON THE DATA PLATE.
  • Page 3: Table Of Contents

    Table of Contents Important Operator Warnings ............page 2 References..................page 3 Equipment Description..............page 4 Water Quality and Treatment ............page 5 Inspection and Unpacking ............page 6 Installation .................. page 7-9 Initial Start-Up................. page 10-11 Operation ................page 12-13 Cleaning..................
  • Page 4: Equipment Description

    Equipment Description Your Groen HY-6G (CE) HyPerSteam Convection Steamer is designed to give years of service. It has two stainless steel cavities (cooking chambers) which are served by twin, independent atmospheric steam generators which are gas-heated. A powerful blower circulates the steam in each cavity to increase heating efficiency. Each cavity holds up to three steam table pans (305 x 508 x 64 mm).
  • Page 5: Water Quality And Treatment

    Water Quality & Treatment It is essential to supply the steam generator with water that will not form scale or cause corrosion. Even though the steam generator is engineered to minimize scale formation and the effects of corrosion, their development depends on the quality of your water and the number of hours per day you operate the equipment.
  • Page 6: Inspection And Unpacking

    Inspection & Unpacking CAUTION Your HY-6G HyPerSteam will be delivered completely assembled in a heavy shipping SHIPPING STRAPS ARE UNDER TENSION carton and attached to a skid. On receipt, inspect the carton carefully for exterior AND CAN SNAP BACK WHEN CUT. damage.
  • Page 7: Installation

    Installation WARNING WIDTH DEPTH HEIGHT WEIGHT THE UNIT MUST BE INSTALLED BY MODEL mm (in) mm (in) mm (in) Kg (lbs) PERSONNEL WHO ARE QUALIFIED TO WORK WITH ELECTRICITY AND PLUMBING. HY-6G(CE) 549 (21.6) 894 (35.2) 1464 (57.6) 193 (425) IMPROPER INSTALLATION CAN CAUSE INJURY TO PERSONNEL AND/OR DAMAGE TO THE EQUIPMENT.
  • Page 8 Installation Installation pipe work must be fitted in accordance with IGE/UP/2. GAS INPUT RATE BTU/HR & KW The appliance governor is suitable for both natural and propane gas without Natural Gas Propane Gas conversion. The governor is incorporated in the gas control valve, which is inside 9.25 mBar 26.25 mBar HY-6G(CE)
  • Page 9 Installation Burner Air Adjustment The unit is equipped with fixed aeration type burners which have no provision for air inlet adjustment. Equipotential Terminal In accordance with national regulations, each unit is fitted with an equipotential terminal. Water Supply Connection (Treated Water) The HY-6G CE model is fitted for a 3/4 inch B.S.P.T.
  • Page 10: Initial Start-Up

    Initial Start-Up WARNING After the HY-6G(CE) Steamer has been installed, test it to ensure that the unit is WHEN YOU OPEN THE DOOR, STAY AWAY operating correctly. FROM STEAM COMING OUT OF THE UNIT. THE STEAM CAN CAUSE BURNS. Remove all literature and packing materials from the interior and exterior of the unit. Make sure the water supply line is open.
  • Page 11 Initial Start-Up 11. Automatic Operation of Pilot Once the pilot burner is lit, it essentially functions as a standing pilot. In this state, if the pilot is accidentally extinguished (by a very strong gust of wind for example), it will re-ignite automatically. The unit will completely shut down for a few seconds while the pilot is re-ignited.
  • Page 12: Operation

    Operation WARNING Controls ANY POTENTIAL USER OF THE EQUIPMENT Operator controls are on the front right of the unit. The control panel has the SHOULD BE TRAINED IN SAFE AND CORRECT following touch pads and indicator lights. (Your controls may have either words OPERATING PROCEDURES.
  • Page 13 Operation WARNING Load food into pans in uniform layers. Pans should be filled to about the WHEN YOU OPEN THE DOOR, STAY AWAY same levels, and be even on top. The maximum allowable weight of food is FROM THE STEAM COMING OUT OF THE 9.8 kilograms (21.6 lbs.) per pan.
  • Page 14: Cleaning

    Cleaning WARNING To keep your HY-6E Steamer in proper working condition/order, use the following DISCONNECT THE POWER SUPPLY BEFORE procedure to clean the unit. This regular cleaning will reduce the effort required to CLEANING THE OUTSIDE OF THE STEAMER. clean the steam generators and cavities. KEEP WATER AND CLEANING SOLUTIONS Suggested Tools OUT OF CONTROLS AND ELECTRICAL...
  • Page 15 Cleaning Wipe out the cavity. Make sure the drain holes at the back of the cav- ity are clear of debris. Hold down the CLEAN button while turning the steamer on. Continue holding it until the CLEANING indicator light comes on. Then release the button.
  • Page 16: Maintenance

    Maintenance The HY-6G(CE) Steamer is designed for minimum maintenance, and no user adjustments NOTE should be necessary. Certain parts may need replacement after prolonged use. If there THE UNIT CONTAINS NO FUSES THAT SHOULD is a need for service, only Groen personnel or authorized Groen representatives should BE REPLACED BY THE OPERATOR.
  • Page 17: Troubleshooting

    Troubleshooting This Groen Steamer is designed to operate smoothly and efficiently if properly maintained. However, the following is a list of checks to make in the event of a problem. Wiring diagrams are furnished inside the service panel. If an item on the check list is marked with (X), it means that the work should be done by a factory-authorized service representative.
  • Page 18 Parts List External Cabinet & Sheet Metal Description Part # Lower Side Panels 141291 Lower Front Panel 141289 Adjustable Table Leg 042505 Door Assembly 130858 Door Handle 129723 Door Gasket 124849 Left Pan Rack 094148 Blower Cover/Rack 096788 Door Locking Pin 078914 Door Pin Lock Nut 003823...
  • Page 19 Parts List Cavity Control Section Description Part # Top Cover Clip 123156 Timer 100983 Door Switch 096857 Ready Thermostat 088865 Steam Port 088874 Steam Port Gasket 099250 Steam Hose, Top 099953 Steam Hose, Bottom 088880 1-3/8” Hose Clamp 127525 Fan Motor 096740 Motor Capacitor, 3 MFD 096813...
  • Page 20 Parts List Steamer Base Section Description Part # Terminal Block 003887 Cover, Housing 128766 Relay, 12V DC 119813 Water Level Probes 070178 Relay, 24V DC 119814 Reset Relay 24VAC 074842 Transformer 100 VA, 240V 146011 Controller, Pilot Ignition 154059 Gas Pilot Switch, Rocker 087951 Reset Switch, Pushbutton 122003...
  • Page 21 Parts List Steamer Plumbing Description Part # Water Inlet Valve Condensate 100934 Cooling (untreated water) Hose, PVC, Clear 099915 Hose, Condensate 096771 Drain Kit 127393 Water Inlet Hose 096772 Water Inlet Hose Clamp 127522 Water Inlet Adapter Assy 122144 (BSPT) Steam Gen Drain Valve 071234 Outer Gen Drain Hose...
  • Page 22 Parts List Steamer Motor & Controls Description Part # Fan Motor 096740 Timer Fastener Nut 101145 Motor Shaft Seal 096868 Motor Insulator 094135 096790 Timer 50 Hz 100983 Timer Knob 123100 Door Switch 096857 Steam Port Kit* 118102 Ready Thermostat 088865 Steam Port Gasket 099250...
  • Page 23 Parts List Steam Generator - Individual Parts Description Part # Steam Gen Weldment, Inner 094128 Steam Gen Weldment, Outer 123655 Right Steam Gen. Insulation 096896 Left Steam Gen. Insulation 096770 Safety Valve 106392 Drain Box Spray Nozzle 081670 Water Level Probe 070178 Top Cavity Drain Hose 088847...
  • Page 24 Parts List Steamer - Individual Parts Description Part # Main Gas Valve 122158 Regulator - Natural Gas 100513 Gas Manifold (Left) 123705 Gas Manifold (Right) 123704 Igniter Module 154059 Solenoid Gas Valve 122120 Pilot Gas Switch 087951 Water Inlet Valve - 3 outlet 090827 (prior to 10/2010) Steam Generator Drain Valve...
  • Page 25: Electrical Schematic

    Electrical Schematic OM-HY/6G(CE) 25...
  • Page 26: Service Procedures

    Service Procedures The following procedures are based upon having access to the steamer on all four sides. If the steamer is installed between other appliances and there is not enough room on the sides for access, the steamer must then be pulled out from its position to gain proper access.
  • Page 27 Service Procedures Attach new drain valve to valve bracket. Pull silicone hose through drain valve and loosely install hose clamps over both ends of the hose. Be sure silicone hose is properly aligned and does not have any kinks, bends and/or twists. Position the valve over the valve mounting threaded studs and connect both ends of the hose to the drain box and steam generator.
  • Page 28 Service Procedures To Test: With power ON, turn on the power switch to one cavity. The fill solenoid for that steam generator should energize allowing water to enter the steam generator. When READY light is ON, spray valve solenoid should energize and water should enter the drain box.
  • Page 29 Service Procedures 14. Disconnect boiler temperature probe leads from harness. 15. Remove temperature probe. If male fitting was removed with the probe and compression nut, remove it from the probe. 16. With a socket wrench, remove the four 1/4-20 bolts holding the steam generator to the steamer table. 17.
  • Page 30 Service Procedures Remove the main gas valve and manual gas valve assembly. To Assemble: Clean pipe threads and apply compound to all joints being connected. Install the main gas valve in the reverse order of removal (Steps 8 through 1). Gas Solenoid Valve (P/N 122120) The gas solenoid valves must be removed as an assembly along with the regulators, using the following procedures:...
  • Page 31 Service Procedures Remove the cover to the electrical compartment. The igniter module is located under the relays. Note or tag the wires for reinstallation if necessary, before unplugging. Carefully disconnect the push terminals from the igniter module. Be careful not to pull the terminal by the wire. Use needle nose pliers to grip onto the terminal itself. Remove the screws that secure the igniter manifold.
  • Page 32 Service Procedures 10. Connect the “spark” lead to the pilot burner. Be sure to route the lead around the outside of the gas lines. 11. Replace the flame sensor on the flame sensor bracket. 12. Apply anti-seize lubricant to mounting head screw threads. Install the pilot burner and flame sensor assembly, and tighten the screws.
  • Page 33 Service Procedures Using a wrench, remove the two top and one bottom bolts which hold the manifold to the steam generator manifold mounting bracket. Remove the screws in the heat shield. Remove the burner manifold from the appliance. 10. Remove the flame retention springs and injectors as required. To Reassemble: 11.
  • Page 34 Service Procedures Hold onto the fan, and with a slight rocking motion pull the fan off the motor shaft. To Install: Note that the motor shaft has a flat surface. Position the fan hub on the motor shaft so that the allen set screw is opposite the flat portion of the motor shaft.
  • Page 35 Service Procedures Unplug the two terminal wires from the capacitor. Remove the capacitor. To Install New Capacitor: NOTICE: Make sure that the correct capacitor is used, which is 3 mfd at 330 volt. Make sure the capacitor is seated properly, then tighten the screw securing the capacitor to the mounting plate. Plug terminal wires to the capacitor.
  • Page 36 Service Procedures Remove cavity side and lower side panels of table. In the upper portion of the steamer, remove hose. Turn and pull the hose to remove it from the hose nipple. In the lower section of the steamer, remove the hose clamp from where the hose is connected to the steam generator. Turn and pull the hose to remove it from the hose nipple.
  • Page 37 Service Procedures If the door has been reversed and the switch must be removed and replaced, refer to the top and left side panel removal in Section DD and then remove the switch as above. Door Reversing Procedures Turn off steamer power and allow steamer to cool. To remove door, support door while removing hinge-to-steamer bolts.
  • Page 38 Service Procedures Remove the door hinge using one of the following two methods: Support door weight and remove hinge pin, or Support weight of the door and remove the two door-to-hinge bolts. Place the door on a flat, clean, smooth table or similar support. Be careful not to scratch the door Position door on workbench so that its front is lying flat, with handle hanging over edge of bench.
  • Page 39 Service Procedures With flat blade screwdriver, remove two screws on U-channel and remove U-channel from door. Carefully remove retaining ring from one end of spring support pin, then remove the pin by moving the pin to the left and to the right. With a wrench, remove the nut.
  • Page 40: Service Log

    Service Log Model No: Purchased From: Serial No: Location: Date Purchased: Date Installed: Purchase Order No: For Service Call: Date Maintenance Performed Performed By OM-HY/6G(CE)
  • Page 41 OM-HY/6G(CE) 41...
  • Page 42 OM-HY/6G(CE)
  • Page 43 OM-HY/6G(CE) 43...
  • Page 44 1055 Mendell Davis Drive • Jackson MS 39272 888-994-7636 • 601-372-3903 • Fax 888-864-7636 unifiedbrands.net PART NUMBER 128805 REV G (07/14) © 2014 Unified Brands. All Rights Reserved. Unified Brands is a wholly-owned subsidiary of Dover Corporation.

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