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OPERATOR MANUAL
IMPORTANT INFORMATION, KEEP FOR OPERATOR
This manual provides information for:
MODEL DHS(/T)-40 &
DHS(/T)-40(C,A)
LOW HEIGHT STEAM
JACKETED KETTLE
With Standard Electronic Ignition
· Self-Contained
· Floor Mounted
· 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 174846, REV. C (07/17)
Domestic
· Stainless Steel
· Gas Heated
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 DHS-40
- Page 1 OPERATOR MANUAL IMPORTANT INFORMATION, KEEP FOR OPERATOR This manual provides information for: MODEL DHS(/T)-40 & DHS(/T)-40(C,A) Domestic LOW HEIGHT STEAM JACKETED KETTLE With Standard Electronic Ignition · Self-Contained · Stainless Steel · 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.
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Page 2: Important Operator Warnings
CLOSE THE MAIN GAS VALVE. ALLOW 5 MINUTES FOR GAS TO VENT. CAUTION: USE OF ANY REPLACEMENT PARTS OTHER THAN THOSE SUPPLIED BY GROEN OR AUTHORIZED DISTRIBUTORS CAN CAUSE INJURY TO THE OPERATOR AND DAMAGE TO THE EQUIPMENT AND WILL VOID ALL WARRANTIES. - Page 3 IMPORTANT - READ FIRST - IMPORTANT WARNING: KEEP AREA AROUND KETTLE FREE AND CLEAR OF ALL COMBUSTIBLE MATERIALS. FAILURE TO DO SO COULD RESULT IN FIRE OR PROPERTY DAMAGE. CAUTION: HEATING AN EMPTY KETTLE MAY CAUSE THE RELEASE OF STEAM FROM THE PRESSURE RELIEF VALVE. IMPORTANT: SERVICE PERFORMED BY OTHER THAN FACTORY AUTHORIZED PERSONNEL WILL VOID ALL WARRANTIES.
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Page 4: Table Of Contents
Table of Contents Important Operator Warnings .............page 2-3 References..................page 4 Equipment Description..............page 5 Inspection and Unpacking ............page 6 Installation .................. page 7-8 Initial Start-Up................page 9 Operation ................page 10-13 Sequence of Operation ..............page 14 Cleaning..................page 15 Maintenance................ -
Page 5: Equipment Description
Equipment Description KETTLE CHARACTERISTICS The Groen DHS is a floor-mounted, tilting, steam jacketed kettle with an electronically controlled, self-contained, gas-heated steam source and appropriate controls, mounted DHS-40 DHS/T-40 on a sturdy base. The Model DHS is currently only available in a 40 gallon capacity. -
Page 6: Inspection And Unpacking
Inspection & Unpacking CAUTION The unit will arrive bolted or banded to a skid. Immediately upon receipt, inspect the unit SHIPPING STRAPS ARE UNDER TENSION carefully for exterior damage. Carefully remove the crating around the unit. Thoroughly AND CAN SNAP BACK WHEN CUT. TAKE inspect the unit for hidden damage. -
Page 7: Installation
Installation WARNING For efficient performance the DHS kettle must be installed in a well-ventilated area. THE UNIT MUST BE INSTALLED BY Items which might restrict or obstruct the flow of air for combustion and ventilation PERSONNEL WHO ARE QUALIFIED TO WORK must be removed. -
Page 8: Installation
Installation WARNING 9. The gas supply and unit’s installation must conform with local codes or in the DO NOT CONNECT ANY PIPING TO THE absence of local codes, with the National Fuel Gas Code, ANSI Z223.1/NFPA PRESSURE RELIEF VALVE. THE VALVE MUST 54 (current edition), or the Natural Gas and Propane Installation Code CSA BE FREE TO VENT STEAM AS NEEDED. -
Page 9: 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 10: Operation
Operation 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 11 Operation WARNING HIGH TEMP button – Used to set operating temperature of the kettle WHEN TILTING KETTLE: at a preset high intensity (default = 7). Can be pressed at any time during operation of the unit to change the set temperature to the 1) WEAR PROTECTIVE OVEN MITT AND preset value except when there is an active TIMER enabled.
- Page 12 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”...
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Page 13: 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 14: 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 15: 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 When attaching the draw-off manufacturer’s directions. -
Page 16: 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 17 20 to 30 inches mercury (Hg) below 0. If it does not, or if the vacuum is leaking down, contact a Groen authorized service agency to correct the problem.
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Page 18: 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. Dis- tilled water is recommended. -
Page 19: 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 20 Troubleshooting WHAT TO CHECK SYMPTOM X indicates items which must be performed by an authorized technician. Spark is present but the pilot Auth Service a. That the pilot valve is securely connected to terminals. X will not light. Rep Only b.
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Page 21: Parts Lists
Parts List For Classic & Advanced Control Models HARDWARE ASSEMBLY Description Part # SIGHT GLASS 1-1/4" NPT 108554 FAUCET BRACKET 137738 FOOT, ADJUSTABLE, Z096569 FLANGED, FITS 2" TUBE FOOT, ADJUSTABLE, Z013275 BULLET, FITS 2" TUBE ASSEMBLY, TILT Z045752 MECHANISM ASSEMBLY, SUPPORT Z068132 BRACKET, GAS LINE VALVE, GAS, MANUAL... - Page 22 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, Z008679 CAP, 1/2-13, 1-1/2"...
- Page 23 Parts List GAS LINE SUPPORT BRACKET ASSEMBLY Description Part # WELDMENT, SUPPORT Z068133 BRACKET, GAS NUT- HEX SERRATED, NT1101 1/4-20 STRAP, CONDUIT, 3/4 EMT 135252 SCREW, CAP, HEX HEAD, Z005609 1/4-20, 3/4" LONG OM-DHS...
- Page 24 Parts List For Classic Control Models DHS FRONT PANEL ASSEMBLY Description Part # 2" ALUMINUM KNOB 175095 POWER SWITCH 174871 INDICATOR LIGHT, AMBER 116384 INDICATOR LIGHT, RED 116383 CLASSIC CONTROLS 175303 OVERLAY HEX NUT 101145 SPACER, LIGHT MOUNT 175221 BRACKET, LIGHT MOUNT 175222 Parts List For Advanced Control Models...
- Page 25 Parts List TILT SWITCH ASSEMBLY Description Part # BRACKET, TILT SWITCH 160482 BARRIER, INSULATION Z003490 SWITCH, MICRO Z002982 SCREW, ROUND HEAD, Z003122 4-40, 3/4" LONG NUT, HEX KEPS, 4-40 Z071297 Parts List RELIEF VALVE WITH GAUGE Description Part # VALVE, SAFETY, 50 PSI, 1/2 Z097005 GAUGE, COMPOUND, Z084208...
- Page 26 Parts List RELIEF VALVE PIPING ASSEMBLY Description Part # TEE, 1/2 NPT Z008772 ELBOW, STREET, 90 DEG, Z004185 1/2 NPT NIPPLE, CLOSE, 1/2 NPT Z008877 BUSHING, REDUCING, 1/2 Z008739 Parts List WATER FILL ASSEMBLY Description Part # ELBOW, STREET, 90 DEG, Z004185 1/2 NPT NIPPLE, CLOSE, 1/2 NPT...
- Page 27 Parts List KETTLE ARM & MODULE BOX ASSEMBLY Description Part # NUT, LOCK, 1/2 NPT Z005487 SCREW, TRUSS HEAD, 8-32, Z005764 3/8" LONG ENCLOSURE, BOX, IGNITION 123775 MODULE GASKET, SPARK IGNITION 104941 IGNITION MODULE, GAS, Z085153 SPARK, 25V NUT, HEX KEPS, 6-32 Z071289 CONDUIT ADAPTER, 123733...
- Page 28 Parts List ELECTRICAL MOUNT ASSEMBLY Description Part # ASM, WATER LEVEL BOARD 122192 MOUNTING POST, PC Z099901 BOARD LUG, GROUND, 14 TO 6 AWG 129714 SCREW, HEX, SLOTTED Z069789 HEAD, 8-32, 3/8 LONG WELDMENT, ELEC PANEL 138123 NUT, HEX KEPS, 10-32 Z071256 TERMINAL BLOCK, 2-POLE Z003887...
- Page 29 Parts List For Standard Control Models LABEL KIT Description Part # LABEL, 3 AMP, FAST-BLOW 102251 ONLY LABEL, 115 VOLTS Z008118B LABEL, SINGLE PHASE Z008118K LABEL, GROUND Z003384 LABEL, WARNING, HIGH Z072140 VOLTAGE LABEL, ELECTRICAL 102229 CONNECTION, 115V LABEL, WARNING Z098171 LABEL, NSF Z066735...
- Page 30 Parts List For Classic & Advanced Control Models LABEL KIT Description Part # "LABEL, 3 AMP FAST-BLOW 102251 ONLY " 102251 Z008118B LABEL 115 VOLTS Z008118B LABEL SINGLE PHASE Z008118K LABEL GROUND .004" X Z003384 1/2" X 1" LONG LABEL WARNING Z072140 LABEL, ELECTRICAL 102229...
- Page 31 Parts List For Classic & Advanced Control Models STAND AND HOUSING ASSEMBLY Description Part # WELDMENT, FRAME, STAND 174802 WELDMENT, CLADDING, 174812 STAND WELDMENT, PEDESTAL 175330 WELDMENT, CLADDING, 175337 PEDESTAL SCREW, MACHINE, HEX 008679 HEAD, 1/2-13 X 1-1/2" LONG NUT, HEX, 1/2"-13 005603 WASHER, LOCK, 1/2 005657...
- Page 32 Parts List BURNER AND FLAME SENSOR ASSEMBLY Description Part # BAFFLE PLATE, BURNER 123498 NUT, HEX SERRATED, 1/4- NT1101 PILOT BURNER, NAT GAS 123580 PILOT BURNER, PROPANE 128415 BRACKET, BURNER 117010 SUPPORT BRACKET, BURNER 117013 ASSEMBLY, BURNER, DHS, Z090644 NAT N02 ASSEMBLY, BURNER, DHS, 158125 NAT N24...
- Page 33 Parts List GAS VALVE AND PIPING ASSEMBLY Description Part # TUBE, SOFT COPPER, 1/2 Z007334 OD, 2" LONG THERMOSTAT, ELECTRIC Z009730 ELBOW, 90 DEG, 1/2 NPT Z008747 NIPPLE, 1/2 NPT, 2-1/2" Z005552 LONG PROBE, LOW WATER LEVEL Z079811 ELBOW, 90 DEG, 3/8 NPT Z055335 FITTING, COMPRESSION, Z097074...
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Page 34: Parts Lists
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 Z009044 STRAINER 2"... -
Page 35: Wiring Diagram
DHS(/T)-40 For Classic Control Models WIRING DIAGRAM OM-DHS... -
Page 36: Wiring Diagram
DHS(/T)-40 For Advanced Control Models WIRING DIAGRAM OM-DHS... -
Page 37: 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-DHS... - Page 38 OM-DHS...
- Page 39 OM-DHS...
- Page 40 1055 Mendell Davis Drive • Jackson MS 39272 888-994-7636 • 601-372-3903 • Fax 888-864-7636 unifiedbrands.net PART NUMBER 174846, REV. C (07/17) © 2017 Unified Brands. All Rights Reserved. Unified Brands is a wholly-owned subsidiary of Dover Corporation.
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