Dover Unified Brands Groen DHS-40 Series Operator's Manual
Dover Unified Brands Groen DHS-40 Series Operator's Manual

Dover Unified Brands Groen DHS-40 Series Operator's Manual

Low height steam jacketed kettle with standard electronic ignition

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OPERATOR MANUAL
IMPORTANT INFORMATION, KEEP FOR OPERATOR
1055 Mendell Davis Drive, Jackson, MS 39272
888-994-7636, fax 888-864-7636
unifiedbrands.net
THIS MANUAL MUST BE RETAINED FOR FUTURE REFERENCE. READ,
UNDERSTAND AND FOLLOW THE INSTRUCTIONS AND WARNINGS
CONTAINED IN THIS MANUAL.
FOR YOUR SAFETY 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 damage. 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.

EQUIPMENT DESCRIPTION

The Groen DHS is a floor-mounted, tilting, steam jacketed kettle with an electroni-
cally controlled, self-contained, gas-heated steam source and appropriate con-
trols, mounted on a sturdy base. The Model DHS is currently only available in a 40
gallon capacity.
The body of the DHS Kettle is constructed of stainless steel, welded into one solid
piece. The kettle is furnished with a reinforced rim and a butterfly shaped pouring
lip. It has a steam jacket which is ASME shop inspected and registered with the
national board for working pressures up to 50 PSI. Kettle finish is 180 emery grit
on the inside and bright high buff polish on the outside.
The kettle is tilted with a hand crank to pour out its contents. Stainless steel pan-
els enclose the controls and the base. A u-shaped frame with four stainless steel
tubular legs support the unit. Bullet feet on each of the legs can be adjusted to
level the kettle. Models with a "T" suffix are supplied with a two-inch tangent
draw-off valve.
The self-contained steam source is heated by propane or natural gas. Electronic
spark to pilot ignition is standard for all units.
This manual provides information for:
LOW HEIGHT STEAM JACKETED
KETTLE WITH STANDARD
ELECTRONIC IGNITION
MODELS DHS(/T)-40(C,A,C2T™)
REFERENCES
CSA INTERNATIONAL
8501 East Pleasant Valley Road
Cleveland, Ohio 44131
NSF INTERNATIONAL
798 N. Dixboro Rd.
P.O. Box 130140
Ann Arbor, Michigan 48113-0140
UNDERWRITERS LABORATORIES, INC.
333 Pfingsten Road
Northbrook, Illinois 60062
KLENZADE SALES CENTER ECOLAB, Inc.
370 Wabasha
St. Paul, Minnesota 55102
The kettle is filled at the factory with water which contains rust inhibitors. The
steam source provides kettle temperatures of 150º to approximately 295ºF (65
to 150ºC). Unit controls include a temperature controller, pressure gauge, safety
valve, pressure limit control, low water cut-off, power switch and gas regulator
valve. The gas burner shuts off automatically when the kettle is tilted.
The unit must be specified for use with natural or propane gas. Service connec-
tions for gas and electricity are required. Standard power supply is 120 VAC.
Options available include:
1. Two inch tangent drawoff*
2. Strainers, solid disk (P/N 013783), 1/4" (P/N 009044) or 1/8" perforations
(P/N 013875)
3. No. 31 lift-off cover(P/N 004282)
4. No. 51 counterbalanced cover w/actuator* (P/N 148287)
5. Basket Inserts (Tri-BC) (P/N 140527)
6. Water fill faucets with swing spout
7. Kettle Brush Kit (P/N 104278)
8. Gallon or Liter etch marks (factory installed)
9. Automatic, metered water filler
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. © 2019 Unified Brands. All Rights Reserved. Unified Brands is a wholly-owned subsidiary of Dover Corporation.
PART NUMBER 174846, REV. E (04/19)
NATIONAL FIRE PROTECTION ASSOCIATION
60 Battery March Park
Quincy, Massachusetts 02269
ZEP MANUFACTURING COMPANY
1310-T Seaboard Industrial Boulevard
Atlanta, Georgia 30318
AMERICAN NATIONAL STANDARDS INST., INC.
1430 Broadway
New York, New York 10018
ICC – INTERNATIONAL CODE COUNCIL
500 New Jersey Avenue, NW
6th Floor, Washington, DC 2000

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Summary of Contents for Dover Unified Brands Groen DHS-40 Series

  • Page 1: Equipment Description

    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. © 2019 Unified Brands. All Rights Reserved. Unified Brands is a wholly-owned subsidiary of Dover Corporation.
  • Page 2: Inspection And Unpacking

    IMPORTANT - READ FIRST - IMPORTANT WARNING: FAILURE TO DISCONNECT POWER BEFORE SERVICING COULD RESULT IN WARNING: WHEN TESTING, AVOID EXPOSURE TO THE STEAM BLOWING OUT OF THE PRESSURE ELECTROCUTION AND DEATH. RELIEF VALVE. DIRECT CONTACT COULD RESULT IN SEVERE BURNS. WARNING: IMPROPER INSTALLATION, ADJUSTMENT, ALTERATION, SERVICE OR WARNING: TO AVOID INJURY, READ AND FOLLOW ALL PRECAUTIONS STATED ON THE LABEL OF MAINTENANCE CAN CAUSE PROPERTY DAMAGE, INJURY OR DEATH.
  • Page 3: Installation

    INSTALLATION 50% of the ultimate strength will be achieved after 20 minutes, 90% after 24 hours and 100% after 72 hours. WARNING: THE UNIT MUST BE INSTALLED BY PERSONNEL WHO ARE QUALIFIED TO 7. Bring electrical service through the entrance at the rear of the support housing WORK WITH GAS, ELECTRICITY AND PLUMBING.
  • Page 4: Operation

    when the jacket water falls below acceptable levels. When lit, the main 6. Following “To Start Kettle” instructions in the “Operation” section in this manual, begin heating the water at the highest controller setting. The heat indicator light gas valve is disabled and will not function until the jacket water is refilled using the procedure in this manual.
  • Page 5 READY alarm – The control will sound 3 beeps when the unit has reached Ready alarm – The control will sound 3 beeps when the unit has reached within 20 degrees of set point during pre-heat and when a higher set within 20 degrees of set point during pre-heat and when a higher unit temperature is selected.
  • Page 6 OPERATING PROCEDURE 3. If the actual product temperature falls below 142°F. a. An audible alarm along with the display flashing the actual 1. To Start Kettle Heating: product temperature will notify the user that attention is required. a. EVERY DAY make sure that the jacket water level in the middle of the sight glass.
  • Page 7 PRECAUTIONS products including eggs, potatoes, vegetables, shell fish, pasta and rice. The nylon mesh liner must be used when cooking product smaller than Before cleaning, shut off the kettle by turning the main power switch to “OFF,” and the mesh size of the basket, which is approximately 1/4” (6 mm). This shut off all electric power to the unit at a remote switch, such as the circuit breaker.
  • Page 8: Maintenance

    MAINTENANCE 1. Check the pressure/vacuum gauge every day. The gauge should show a vacuum of 20 to 30 inches mercury (Hg), when the kettle is cold. If it does not, WARNING: AVOID ANY EXPOSURE TO THE STEAM BLOWING OUT OF THE PRESSURE see “Jacket Vacuum”...
  • Page 9: Replacement Parts

    SEQUENCE OF OPERATION 4. Slowly open the fill valve to allow water to be sucked into the jacket. Quickly close the valve to prevent air from entering. The following “action-reaction” outline is provided to help understand how the 5. Check water level in the jacket to ensure that it is between minimum and kettle works.
  • Page 10: Troubleshooting

    TROUBLESHOOTING This unit is designed to operate smoothly and efficiently if properly maintained. Spark is present Auth Service a. That the pilot valve is securely connected to terminals. X However, the following is a list of checks to make in the event of a problem. but the pilot will Rep Only b.
  • Page 11: Hardware Assembly

    Parts List HARDWARE ASSEMBLY Description Part # SIGHT GLASS 1-1/4" NPT 108554 FAUCET BRACKET 137738 FOOT, ADJUSTABLE, FLANGED, Z096569 FITS 2" TUBE FOOT, ADJUSTABLE, BULLET, FITS Z013275 2" TUBE ASSEMBLY, TILT MECHANISM Z045752 ASSEMBLY, SUPPORT BRACKET, Z068132 GAS LINE VALVE, GAS, MANUAL SHUTOFF, Z098458 1/2 NPT KNOB, THERMOSTAT DIAL...
  • Page 12 Parts List TILT MECHANISM ASSEMBLY Description Part # BUSHING, SNAP, 3/4 ID Z000453 KEY, SQUARE, 3/8" Z001474 SCREW, CAP, SOCKET HEAD, Z005097 3/8-16 WASHER, LOCK, SPLIT, 3/8 Z005618 NUT, HEX, 1/2-13 Z005705 WASHER, LOCK, 1/2 Z005735 NUT, HEX, 3/8-16 Z005619 SCREW, CAP, HEX HEAD, CAP, 1/2- Z008679 13, 1-1/2"...
  • Page 13 Parts List GAS LINE SUPPORT BRACKET ASSEMBLY Description Part # WELDMENT, SUPPORT BRACKET, Z068133 NUT- HEX SERRATED, 1/4-20 NT1101 STRAP, CONDUIT, 3/4 EMT 135252 SCREW, CAP, HEX HEAD, 1/4-20, Z005609 3/4" LONG OM-DHS(/T)-40(C,A,C2T™)
  • Page 14 Parts List For Classic Control Models DHS FRONT PANEL ASSEMBLY Description Part # 2" ALUMINUM KNOB 175095 POWER SWITCH 176921 INDICATOR LIGHT, AMBER 116384 INDICATOR LIGHT, RED 116383 CLASSIC CONTROLS OVERLAY 175303 HEX NUT 101145 SPACER, LIGHT MOUNT 175221 BRACKET, LIGHT MOUNT 175222 Parts List For Advanced Control Models...
  • Page 15: Tilt Switch Assembly

    Parts List TILT SWITCH ASSEMBLY Description Part # BRACKET, TILT SWITCH 160482 BARRIER, INSULATION Z003490 SWITCH, MICRO Z002982 SCREW, ROUND HEAD, 4-40, 3/4" Z003122 LONG NUT, HEX KEPS, 4-40 Z071297 Parts List RELIEF VALVE WITH GAUGE Description Part # VALVE, SAFETY, 50 PSI, 1/2 NPT Z097005 GAUGE, COMPOUND, PRESSURE, Z084208...
  • Page 16 Parts List RELIEF VALVE PIPING ASSEMBLY Description Part # TEE, 1/2 NPT Z008772 ELBOW, STREET, 90 DEG, 1/2 NPT Z004185 NIPPLE, CLOSE, 1/2 NPT Z008877 BUSHING, REDUCING, 1/2 NPT Z008739 Parts List WATER FILL ASSEMBLY Description Part # ELBOW, STREET, 90 DEG, 1/2 NPT Z004185 NIPPLE, CLOSE, 1/2 NPT Z008877...
  • Page 17 Parts List KETTLE ARM & MODULE BOX ASSEMBLY Description Part # NUT, LOCK, 1/2 NPT Z005487 SCREW, TRUSS HEAD, 8-32, 3/8" Z005764 LONG ENCLOSURE, BOX, IGNITION 123775 MODULE GASKET, SPARK IGNITION BOX 104941 IGNITION MODULE, GAS, SPARK, Z085153 NUT, HEX KEPS, 6-32 Z071289 CONDUIT ADAPTER, PLASTIC, 123733...
  • Page 18 Parts List For Classic & Advanced Control Models ELECTRICAL MOUNT ASSEMBLY Description Part # ASM, WATER LEVEL BOARD 122192 MOUNTING POST, PC BOARD Z099901 LUG, GROUND, 14 TO 6 AWG 129714 SCREW, HEX, SLOTTED HEAD, Z069789 8-32, 3/8 LONG WELDMENT, ELEC PANEL 138123 NUT, HEX KEPS, 10-32 Z071256...
  • Page 19 Parts List For Cook2Temp™ Control Models ELECTRICAL MOUNT ASSEMBLY Description Part # WELDMENT, ELECTRICAL 138123 MOUNTING DEE & DH-40 TERMINAL BLOCK 2P 003887 P.C. BOARD MOUNTING POST 099901 CONTROL BOARD ASSEMBLY, 122192 WATER LEVEL FUSE 3.0 AMP TYPE 3 AG 077853 FUSE HOLDER TYPE 3 AG 077854...
  • Page 20 Parts List For Classic Control Models LABEL KIT Description Part # LABEL, 3 AMP, FAST-BLOW ONLY 102251 LABEL, 115 VOLTS Z008118B LABEL, SINGLE PHASE Z008118K LABEL, GROUND Z003384 LABEL, WARNING, HIGH VOLTAGE Z072140 LABEL, ELECTRICAL CONNECTION, 102229 115V LABEL, WARNING Z098171 LABEL, NSF Z066735...
  • Page 21 Parts List LABEL KIT Description Part # "LABEL, 3 AMP FAST-BLOW ONLY 102251 " 102251 Z008118B LABEL 115 VOLTS Z008118B LABEL SINGLE PHASE Z008118K LABEL GROUND .004" X 1/2" X Z003384 1" LONG LABEL WARNING Z072140 LABEL, ELECTRICAL CONNECTION 102229 115V LABEL, WARNING - FOR SELF Z098171...
  • Page 22 Parts List STAND AND HOUSING ASSEMBLY Description Part # WELDMENT, FRAME, STAND 174802 WELDMENT, CLADDING, STAND 174812 WELDMENT, PEDESTAL 175330 WELDMENT, CLADDING, PEDESTAL 175337 SCREW, MACHINE, HEX HEAD, 1/2- 008679 13 X 1-1/2" LONG NUT, HEX, 1/2"-13 005603 WASHER, LOCK, 1/2 005657 WASHER, PLAIN, 1/2 005049...
  • Page 23 Parts List BURNER AND FLAME SENSOR ASSEMBLY Description Part # BAFFLE PLATE, BURNER 123498 NUT, HEX SERRATED, 1/4-20 NT1101 PILOT BURNER, NAT GAS 123580 PILOT BURNER, PROPANE 128415 BRACKET, BURNER SUPPORT 117010 BRACKET, BURNER 117013 ASSEMBLY, BURNER, DHS, NAT Z090644 ASSEMBLY, BURNER, DHS, NAT 158125 ASSEMBLY, BURNER, DHS, NAT...
  • Page 24: Gas Valve And Piping Assembly

    Parts List GAS VALVE AND PIPING ASSEMBLY Description Part # TUBE, SOFT COPPER, 1/2 OD, 2" Z007334 LONG THERMOSTAT, ELECTRIC Z009730 ELBOW, 90 DEG, 1/2 NPT Z008747 NIPPLE, 1/2 NPT, 2-1/2" LONG Z005552 PROBE, LOW WATER LEVEL Z079811 ELBOW, 90 DEG, 3/8 NPT Z055335 FITTING, COMPRESSION, 1/2 TUBE Z097074...
  • Page 25 Parts List KETTLE BODY ASSEMBLIES / 2” TDO KIT Description Part # LABEL, TDO VALVE CAUTION 110156 STEM, VALVE Z009048 BONNET Z009047 NUT, HEX Z009354 HANDLE Z009029 KBA & TRUNNION, NO TDO 143152 KBA & TRUNNION, 2" TDO 143150 1/4" PERFORATED DISK STRAINER Z009044 2"...
  • Page 26: Wiring Diagram

    DHS(/T)-40 For Classic Control Models WIRING DIAGRAM OM-DHS(/T)-40(C,A,C2T™)
  • Page 27 DHS(/T)-40 For Advanced Control Models WIRING DIAGRAM OM-DHS(/T)-40(C,A,C2T™)
  • Page 28 DHS(/T)-40 For Cook2Temp™ Control Models WIRING DIAGRAM OM-DHS(/T)-40(C,A,C2T™)
  • Page 29 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-DHS(/T)-40(C,A,C2T™)

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