Groen DH-20 Operator's Manual
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Groen DH-20 Operator's Manual

Steam jacketed kettle with standard electronic ignition
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See also: Operator's Safety and Service Manual
OPERATOR MANUAL
IMPORTANT INFORMATION, KEEP FOR OPERATOR
This manual provides information for:
MODEL DH/DHT
MODEL DH(T)-20(C,A), MODEL DH(T)-40(C,A)
MODEL DH(T)-60(C,A), MODEL DH(T)-80(C,A) DOMESTIC
STEAM JACKETED KETTLE
With Standard Electronic Ignition
· Self-Contained
· Floor Mounted
· Gas Heated
· Tilting
THIS MANUAL MUST BE RETAINED FOR FUTURE REFERENCE.
READ, UNDERSTAND AND FOLLOW THE INSTRUCTIONS AND
WARNINGS CONTAINED IN THIS MANUAL.
FOR YOUR SAFETY
Do not store or use gasoline or other flammable vapors
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 174845, REV. C (07/17)
MODEL DH(T)-20, -40, -60, -80,
1055 Mendell Davis Drive
Jackson, MS 39272
888-994-7636, fax 888-864-7636
unifiedbrands.net

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Summary of Contents for Groen DH-20

  • Page 1 OPERATOR MANUAL IMPORTANT INFORMATION, KEEP FOR OPERATOR This manual provides information for: MODEL DH/DHT MODEL DH(T)-20, -40, -60, -80, MODEL DH(T)-20(C,A), MODEL DH(T)-40(C,A) MODEL DH(T)-60(C,A), MODEL DH(T)-80(C,A) DOMESTIC STEAM JACKETED KETTLE With Standard Electronic Ignition · Self-Contained · Floor Mounted ·...

  • Page 2: Important Operator Warnings

    DIRECTIONS ON THE LABEL OF THE CLEANER TO BE USED. CAUTION: USE OF ANY REPLACEMENT PARTS OTHER THAN THOSE SUPPLIED BY GROEN OR THEIR AUTHORIZED SERVICE AGENTS CAN CAUSE OPERATOR INJURY AND DAMAGE TO THE EQUIPMENT, AND WILL VOID ALL WARRANTIES.

  • Page 3: Table Of Contents

    Table of Contents Important Operator Warnings ............page 2 References..................page 3 Equipment Description..............page 4 Inspection and Unpacking ............page 5 Installation .................. page 6-7 Initial Start-Up................page 8 Operation ................page 9-12 Sequence of Operation ..............page 13 Cleaning..................page 14 Maintenance................

  • Page 4: Equipment Description

    Equipment Description The Groen DH is a floor-mounted, tilting, steam jacketed kettle with a thermostatically or electronically controlled, self-contained, gas-heated steam source and appropriate controls, mounted on a sturdy base. The Model DH is available in 20, 40, 60 or 80 gallon capacities.

  • Page 5: Inspection And Unpacking

    Inspection & Unpacking CAUTION The unit will arrive in a heavy shipping carton and will be bolted or banded to a skid. SHIPPING STRAPS ARE UNDER TENSION Immediately upon receipt, inspect the carton carefully for exterior damage. Carefully cut AND CAN SNAP BACK WHEN CUT. TAKE any polyester straps around the carton and detach the sides of the box from the skid.

  • Page 6: Installation

    Installation WARNING For efficient performance the DH kettle must be installed in a well-ventilated area. Items THE UNIT MUST BE INSTALLED BY which might restrict or obstruct the flow of air for combustion and ventilation must be PERSONNEL WHO ARE QUALIFIED TO WORK removed.
  • Page 7 Installation WARNING absence of local codes, with the National Fuel Gas Code, ANSI Z223.1/NFPA DO NOT CONNECT ANY PIPING TO THE 54 (current edition), or the Natural Gas and Propane Installation Code CSA PRESSURE RELIEF VALVE. THE VALVE MUST 149.1(current edition), as applicable. Additionally following must be complied BE FREE TO VENT STEAM AS NEEDED.

  • Page 8: Initial Start-Up

    Initial Start-Up WARNING Now that the kettle has been installed, you should test it to ensure that the unit is WATER IS EXTREMELY HOT AND CAN CAUSE operating correctly. SEVERE BURNS. AVOID CONTACT WITH HOT WATER WHEN EMPTYING UNIT. 1. Remove literature and packing materials from the interior and exterior of the unit. 2.

  • Page 9: Operation

    Operation MODELS DH(T)-20, -40, -60, -80 Controls The “Classic” Controls for the kettle are: The manual gas shut-off valve supplies inlet gas to the unit. Lighted Power ON switch located on the control console. Controls main power to the unit. The temperature knob, located on the control console, is used to set the kettle heat values between 1 and 10.
  • Page 10 Operation WARNING the set temperature is accepted, it may be changed at any time by WHEN TILTING KETTLE: pressing the MANUAL button and resetting the temperature using the same process above. 1) WEAR PROTECTIVE OVEN MITT AND HIGH TEMP button – Used to set operating temperature of the kettle PROTECTIVE APRON.
  • Page 11 Operation CAUTION To Empty Kettle Or To Transfer Product: DO NOT OVERFILL THE KETTLE WHEN To tilt the body of the kettle forward, turn the hand crank on the front COOKING, HOLDING OR CLEANING. of the cabinet counter-clockwise. The body will stay in the position it KEEP LIQUIDS AT LEAST 2-3”...

  • Page 12: Operation

    Operation When removing a lift-off cover: Firmly grasp the handle, and lift the rear edge (farthest from operator) 1-2” (3-5 cm) to allow steam and water vapor to escape. Wait 2-3 seconds. Tilt cover to 45-60° angle to allow any hot condensate or product to roll off cover back into kettle.

  • Page 13: Sequence Of Operation

    If you cannot establish a pilot flame in four tries, close all valves, turn off the power, and contact an authorized Groen Service Agency. When the operator sets a temperature on the controller, it causes the automatic valve to admit gas to the main burner, where it is ignited by the pilot flame.

  • Page 14: Cleaning

    If there is difficulty removing mineral deposits or a film left by hard water or food residues, clean the kettle thoroughly and then use a deliming agent, like Groen Delimer/Descaler (Part Number 114800), in accordance with the manufacturer’s directions. Rinse and drain the unit before further use.

  • Page 15: Maintenance

    Maintenance WARNING NOTICE: Contact Groen or an authorized Groen Service Agent when repairs are WHEN TESTING, AVOID ANY EXPOSURE TO required. THE STEAM BLOWING OUT OF THE SAFETY VALVE. DIRECT CONTACT COULD RESULT IN Periodic Maintenance SEVERE BURNS. A service Log is provided at the back of this manual with the warranty in- formation.
  • Page 16 20 to 30 inches mercury (Hg) below zero. If it does not, or if the vacuum is leaking down, contact a Groen authorized service agency to correct the problem.

  • Page 17: Maintenance

    Maintenance WARNING Water Treatment Procedure TO AVOID INJURY, READ AND FOLLOW ALL Obtain water treatment compound and a pH test kit from your Groen PRECAUTIONS ON THE LABEL OF THE Service Agent. WATER TREATMENT COMPOUND. Fill a mixing container with the measured amount of water required.

  • Page 18: Troubleshooting

    Troubleshooting Your Groen kettle will operate smoothly and efficiently if properly maintained. However, the following is a list of checks to make in the event of a problem. If the actions suggested do not solve the problem, call your qualified Groen Service Representative. For the phone number of the nearest agency, call your area Groen representative or the Groen Parts and Service Department.
  • Page 19 Troubleshooting WHAT TO CHECK SYMPTOM X indicates items which must be performed by an authorized technician. Safety valve leaks a small User a. For contamination that prevents seating of the valve. With full pressure in the jacket, amount of steam when kettle is pull the leer all the way briefly to blow the valve clean, then let the lever snap back to operating seat the valve...

  • Page 20: Parts List

    Parts List For Classic & Advanced Control Models STAND & HOUSING ASSEMBLY QUANTITY Description Part # WELDMENT, FRAME, STAND 174805 WELDMENT, FRAME, STAND 174802 WELDMENT, CLADDING, STAND 174806 WELDMENT, CLADDING, STAND 174812 WELDMENT, PEDESTAL 175379 WELDMENT, PEDESTAL 175330 WELDMENT, CLADDING, 175378 PEDESTAL WELDMENT, CLADDING,...
  • Page 21 Parts List GAS VALVE, PIPING & BOTTOM COMPONENTS OM-DH/DHT...
  • Page 22 Parts List GAS VALVE, PIPING & BOTTOM COMPONENTS QUANTITY QUANTITY Description Part # Description Part # ELBOW, 90 DEG, UNION, 1/2 005495 TUBE, COPPER, 1/2" OD, SOFT 007334 NIPPLE, 1/2 NPT X CLOSE 008877 ELBOW, 90 DEG, 1/2 NPT, 055634 FEMALE NIPPLE, 1/2 NPT X 3"...
  • Page 23 Parts List MODULE BOX Description Part # NUT, LOCK, 1/2, CONDUIT 005487 SCREW, TRUSS HEAD, 8-32 005764 X 3/8" LONG MODULE BOX 123775 GASKET, MODULE BOX 104941 MODULE, IGNITION 085153 NUT, HEX, KEPS, 6-32 071289 ADAPTER, CONDUIT, 123733 PLASTIC, MALE COVER, MODULE BOX 104948 NUT, HEX, KEPS, 8-32...
  • Page 24 Parts List BURNER & PILOT/FLAME SENSOR COMPONENTS QUANTITY Description Part # BAFFLE PLATE 123496 BAFFLE PLATE 123497 BAFFLE PLATE 123498 NUT, HEX,SERRATED, 1/4-20 NT1101 8 8 8 8 PILOT BURNER, NAT GAS 123580 1 1 1 1 PILOT BURNER, PROPANE 128415 1 1 1 1 BRACKET, BURNER SUPPORT...
  • Page 25 Parts List FLUE STACK QUANTITY Description Part # 20 Gal 40 Gal 60 Gal 80 Gal FLUE, MAIN 117035 BODY & FRONT 117036 SECTION FLUE, MAIN 117031 BODY & FRONT 117032 SECTION FLUE, MAIN 137874 BODY & FRONT 137872 SECTION FLUE, MAIN 149220 BODY &...
  • Page 26 Parts List ELECTRICAL COMPONENTS Description Part # ASSEMBLY, BOARD, WATER 122192 LEVEL LUG, GROUND, #14 - #6 129714 SCREW, HEX, SLOTTED 069789 HEAD, 8-32 X 3/8" LONG WELDMENT, PANEL, 138123 ELECTRICAL NUT, HEX, KEPS, 10-32 071256 BLOCK, TERMINAL, 2-POLE 003887 FUSE, 3.0 AMP, TYPE 3 AG 077853 HOLDER, FUSE, TYPE 3 AG...
  • Page 27 Parts List For Classic Control Models FRONT PANEL COMPONENTS QUANTITY Description Part # 2" ALUMINUM KNOB 175095 1 1 1 POWER SWITCH 174871 1 1 1 INDICATOR LIGHT, AMBER 116384 1 1 1 INDICATOR LIGHT, RED 116383 1 1 1 CLASSIC CONTROLS 174843 1 1 1...
  • Page 28 Parts List TILT MECHANISM COMPONENTS QUANTITY Description Part # BUSHING, SNAP, 3/4" ID 000453 1 1 1 1 KEY, 3/8" SQUARE X 1-3/8" 001474 1 1 1 1 LONG SCREW, CAP, SOCKET HEAD, 005097 1 1 1 1 3/8-16 X 1-1/2" LONG WASHER, LOCK, SPLIT, 3/8"...
  • Page 29 Parts List WATER LEVEL & SAFETY VALVE COMPONENTS QUANTITY Description Part # ASSEMBLY, WATER FILL 097007 1 1 1 VALVE, SAFETY, 1/2 NPT, 50 PSI 097005 1 1 1 1 ELBOW, 90 DEG, 1/2 NPT, 010108 1 1 1 CHROME PLATED ASSEMBLY, PLATE &...
  • Page 30 Control Models REPLACEMENT KETTLE BODY ASSEMBLIES QUANTITY Description Part # REPLACEMENT KETTLE BODY ASSEMBLIES KBA & TRUNNION DH-20 50 PSI 175173 KBA & TRUNNION DHT-20 2" TDO 50 PSI 175174 KBA & TRUNNION DH-40 50 PSI 175179 KBA & TRUNNION DHT-40 2" TDO 50 PSI 175180 KBA &...

  • Page 31: Wiring Diagram

    DH(T)-20, -40, -60, -80 For Classic Control Models Wiring Diagram OM-DH/DHT...

  • Page 32: Wiring Diagram

    DH(T)-20, -40, -60, -80 For Advanced Control Models Wiring Diagram OM-DH/DHT...

  • Page 33: 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-DH/DHT...
  • Page 34 OM-DH/DHT...
  • Page 35 OM-DH/DHT...
  • Page 36 1055 Mendell Davis Drive • Jackson MS 39272 888-994-7636 • 601-372-3903 • Fax 888-864-7636 unifiedbrands.net PART NUMBER 174845, REV. C (07/17) © 2017 Unified Brands. All Rights Reserved. Unified Brands is a wholly-owned subsidiary of Dover Corporation.

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