Groen DH-20 User Manual

FLOOR KETTLES

PROJECT NAME:

LOCATION:

ITEM NO:

TILTING GAS MODEL DH

Kettle shall be a Groen Model DH (specify 20, 40, or 60) gallon stainless steel steam jacketed unit, operating
with a self-contained gas heated steam source contained within the unit.

AVAILABLE MODELS:

DH-20 (20 GALLON)
DH-40 (40 GALLON)
DH-60 (60 GALLON)

CONSTRUCTION: Kettle interior shall be of type

316 stainless steel, solid one-piece welded construction.
The console and all exposed surfaces shall be stainless
steel. All controls shall be mounted on the front panel
except the thermostat, which is mounted on the trunnion
support arm. The kettle body shall be mounted in a
heavy-duty stainless steel combination kettle support
tilt trunnion, which in turn, is supported by the stainless
steel enclosed base. The base shall be provided with
stainless steel tubular legs with adjustable bullet feet.
The enclosed support base shall contain a smooth
operating, self locking tilt mechanism, and shall be of
sanitary, drip-proof construction, with interior readily
accessible for installation or maintenance. Unit shall be
furnished with a heavy reinforced bar rim with a welded
in butterfly shaped pouring lip for maximum sanitation
and durability. Faucet mounting bracket is standard.

FINISH: Kettle interior shall be polished to a 180

emery grit finish. Exterior of kettle shall be finished to
a bright high buff finish, ensuring maximum ease in
cleaning and maintaining brilliant appearance.

A.S.M.E. CODE, A.G.A DESIGN
CERTIFIED:

stamped and registered with the National Board for
operation up to a maximum working pressure of 50
PSI. Unit shall be design certified by the American Gas
Association. (Natural and Propane only.)

Unit shall be A.S.M.E. shop inspected,

SANITATION: Unit shall be designed and

constructed to meet NSF and known health department
and sanitation codes. and be NSF listed.

DRAWOFF: A 2” tangent drawoff is optional. (Add

“T” to model designation DHT). If drawoff is specified,
outlet shall be equipped with removable 1/4” perforated
stainless steel strainer.

SELF-CONTAINED STEAM SOURCE:

Kettle shall have a gas-heated (natural, butane,
propane) self-contained steam source to provide
kettle temperatures of 150 to approximately 295˚F.
Unit shall be factory charged with chemically-pure
water and rust inhibitors to ensure long life and
minimum maintenance.

CONTROLS: Controls shall include a thermostat,

pressure gauge, safety valve, pressure limit control,
water sight glass, low water cut off, a gas regulator
valve and electronic ignition module. Power ON
switch, Power ON indicator light, LOW WATER
indicator light, and HEATING light are mounted on the
kettle support side console. Gas supply shall shut off
automatically when unit is tilted.

PERFORMANCE FEATURES: Patented

fin tube burner assembly delivers 62-65% efficient
combustion, depending on size, 20 Gallon Model has
72,000 BTU/HR firing rate with 44,140 BTU/HR into
the product; 40 Gallon Model has 100,000 BTU/HR
firing rate with 65,000 BTU/HR into the product, and
60 Gallon Model has 150,000 BTU/HR firing rate with
93,000 BTU/HR into the product. Electronic ignition
to standing pilot is standard on all models. Unit shall
be thermostatically controlled to automatically shut
off when desired temperature is reached and turn on
when product temperature drops below setting.

INSTALLATION: Specify natural, propane,

butane, or specific propane/butane mixture. Unit
requires 1/2” IPS gas line connection and 115 volt
electrical connection. No remote steam source
required.

ORIGIN OF MANUFACTURE: Designed and

manufactured in the United States.

QTY:

MODEL NO:

AIA NO:

SIS NO:

Stainless Steel 2/3 Steam Jacketed
Kettle, Floor Mounted, Tilting, Self­Contained, Gas Heated, 20,40 or 60­Gallon Capacity. Model DH-40 shown
with optional No. 51 cover.

OPTIONS/ACCESSORIES:

2” tangent draw-off valve with
1/4” perforated disk strainer
Basket inserts (TRI-BC)
Lift-off cover
Hinged cover kit
Pan carrier (40 and 60-gallon)
Kettle brush kit
Double and single pantry faucets
Lip strainers
1/8” perforated disk strainer
1/4” perforated disk strainer
Solid disk strainer
Contour measuring strips
Gallon etch marks

Floor Kettles

144242 RevE

Revised 10/13

P/N 128113 REV A

MM

1194

749

673

879

654

40 GAL/152 LITRES

CAPACITY (GALLONS/LITRES)

TABLE OF DIMENSIONS

463

1095

711

349

787

1537

743

INCOMING GAS PRESSURE TABLE

G

F

7/8" DIA. HOLE

ELECTRICAL CONNECTION

B

J

POUR PATH MAX.

6" MIN. (152)

7-1/2" MAX.

2-3/16"

6"

H

POSITION

KETTLE IN

FULL TILT

POUR PATH MIN.

M

L

K

(241)

6-1/2"

CLEARANCE

WALL

6" MIN.

LEFT SIDE

(46)

1-13/16"

4-5/8"

A

ID

2" (51)

TYP.

2"

65425 29

C

DH/1-40 & DH-60 KETTLES.

DH-20 & DH/1-40 KETTLES.

4. FAUCET WITH SWING SPOUT

3. HINGED COVER MODEL # 51 FOR

2. LIFT OFF COVER MODEL # 31 FOR

1. 2" TANGENT SANITARY DRAW-OFF

OPTIONAL EXTRA COST FEATURES :

OPERATING GAS PRESSURE

KETTLE TILT

HANDLE

OPTIONAL

2" (51)

TANGENT

DRAWOFF

12-5/8"

6-1/8"

3-1/2"

29"

NOTES :

FAUCET

3.5 W.C.

NATURAL

FAUCET BRACKET

FURNISHED AS

STANDARD

MIN. REAR

CLEARANCE

(254)

WALL

NATURAL

PROPANE

4.5 W.C.

11.0 W.C.

KML

10.0 W.C.

PROPANE

HJGEF

D

1

/

768

1295

686

TYPE OF GAS

51

/

1

30

27

4

MIN. SUPPLY

GAS PRESSURE

31

60

29

1

2

/

4

787

832

457

1000

660

397

26

15

/

3

39

8

32

18

31

4

43

13

28

4

/

3

/

8

1

263418

/

1

FIRING RATE

FOR BOTH NATURAL AND LP

OPTIONAL

GAS INLET

1/2" NPT

DH/20

DH/1-40

DH/60

100,000

150,000

72,000

(BTU/HR)

A

B

20 GAL/76 LITRES

889

505

INCHES

19

35

47

25

INCHES

MM

78430

14.0 W.C.

14 W.C.

806

889

1562

MAX. SUPPLY

GAS PRESSURE

61

31

35

1

/

2

3

4

/

902

1089

483

314

1175

28

12

46

711

8

/3/

4

1

421935

762

1194

60 GAL/228 LITRES

INCHES

47

30

MM

5. DIMENSIONS IN BRACKETS ( ) ARE MM

ADJUSTABLE FEET

SCALE: .05"=1"

DO NOT SCALE DRAWING

# 51 SHOWN

OPTIONAL

COVER

6"

115/1/60, 5 AMPS

3

4

/

/

2

1

5

8

/

/

2

/

7

8

1

D

(152)

(56)

(152)

(191)

10"

9-1/2"

(152)

TYP.

(117)

(321)

(156)

(737)

(89)

(165)

(51)

37

1

/

4

2

N

P

946

51

36

/

1

8

5

/

16

7

918

138

/

1

43

8

/
1

7

2

1095

191

E

P

3

/

4

2

1

/

7

/

8

7

/

8

3

/

4

5

/

8

N

R

C

6. HEAT LIGHT IS ON WHEN MAIN BURNER IS ON.

1-2 LOW HEAT (SIMMER), 8-9 HIGH HEAT (BOIL)

TO STOP

2. SET POWER SWITCH TO "OFF".

1. SET THERMOSTAT TO "OFF".

2. CHECK FOR WATER IN KETTLE. LEVEL MUST BE ABOVE "MINIMUM".

b. LIFT SAFETY VALVE LEVER TO VENT KETTLE.

1. READ AND UNDERSTAND OPERATORS MANUAL.

5. ROTATE THERMOSTAT UNTIL HEAT LIGHT IS ON.

*** WARNING *** ESCAPING STEAM CAN CAUSE SEVERE BURNS !!

a. HEAT KETTLE UNTIL PRESSURE GAUGE SHOWS 5 PSI.

BETWEEN 20" Hg to 30" Hg WHEN KETTLE IS COLD.

3. CHECK FOR VACUUM IN KETTLE. PRESSURE GAUGE SHOULD READ

TO START

4. SET POWER SWITCH TO "ON",

3. OPEN GAS SUPPLY VALVE.

2. SET THERMOSTAT TO "OFF".

4. IF REQUIRED, ESTABLISH VACUUM.

BEFORE OPERATION

1. SET POWER SWITCH TO "OFF".

c. ALLOW LEVER TO SNAP CLOSED.

LOW WATER

HEAT

OFF

ON

POWER

30

30

40

50

60

FRONT VIEW RIGHT SIDE VIEW

TOP VIEW

P/N 128113 REV A

DH

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