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OPERATOR MANUAL

IMPORTANT INFORMATION, KEEP FOR OPERATOR

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.

PART NUMBER 148669, REV. G (01/22)

This manual provides information for:

STEAM BOILER

MODELS NEB/1

EQUIPMENT DESCRIPTION

The Groen NEB/1 steam boiler generates low pressure steam for use with HyPlus 
cabinet-mounted steamers and steam jacketed kettles. The NEB-1 Boiler may 
be used for a variety of applications in a variety of combinations.
The boiler is housed in a stainless steel cabinet. Various combinations of steam 
operated kettles and steamers can be mounted on the top. The boiler is small 
enough to fit in a 24-1/8” (613 mm) wide by 34-3/16” (868 mm) deep by 29-
3/16” (741 mm) tall (maximum) cabinet.
The boiler is constructed of 1/4” thick steel, which is certified by the American 
Society of Mechanical Engineers (ASME) for pressure vessels. All welds are 
hydrostatically tested.
The boiler is also equipped with all required instruments, fittings, and controls.
Heating elements with low watt density ensure longer life for the unit. The 
boiler is available for three phase 60 Hertz service in the following voltage and 
power combinations: * A single phase configuration is available in the 24KW 
combinations.

208 Volts   

240 Volts   

480 Volts

24 Kilowatt  

24 Kilowatt  

24 Kilowatt

36 Kilowatt  

36 Kilowatt 

36 Kilowatt

48 Kilowatt  

48 Kilowatt  

48 Kilowatt

SEE OM-HY-6CAV FOR STEAMER CAVITY OPERATION AND/OR OM-TD FOR 
KETTLE OPERATION.

REFERENCES

NFPA/70 The National Electrical Code

NATIONAL FIRE PROTECTION ASSOCIATION
60 Battery March Park
Quincy, Massachusetts 02269

NSF INTERNATIONAL
798 N. Dixboro Rd.
P.O. Box 130140
Ann Arbor, Michigan 48113-0140

888-994-7636, fax 888-864-7636

unifiedbrands.net

UNDERWRITERS LABORATORIES, INC.
333 Pfingsten Road
Northbrook, Illinois 60062

NOTE: A RETROFIT KIT IS AVAILABLE FROM 
THE FACTORY FOR THOSE AREAS IN WHICH 
COMPLIANCE WITH CSD-1 STANDARDS IS 
REQUIRED.

The information in this document is Confidential and shall not be disclosed to any third party without the express written 

consent of Unified Brands. 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. © 2022 Unified Brands. All Rights Reserved. 

Содержание NEB/1

Страница 1: ...kettles and steamers can be mounted on the top The boiler is small enough to fit in a 24 1 8 613 mm wide by 34 3 16 868 mm deep by 29 3 16 741 mm tall maximum cabinet The boiler is constructed of 1 4...

Страница 2: ...rder to accurately choose the correct water treatment solution a water quality test has to be performed If a Free Start up is requested the ASA will perform a water quality test and Unified Brands UB...

Страница 3: ...two inches 5 cm between the drain line and the building drain unless otherwise specified by local plumbing codes SAFETY VALVE Ensure that the safety valve is vented properly The following Installatio...

Страница 4: ...200 F 93 C Once the pressure has reached 12 PSI kPa the operating pressure switch will open the heater element contactors As pressure decreases the heater element contactors close to maintain the pres...

Страница 5: ...IODIC MAINTENANCE The unit should be inspected by a qualified service technician at least once each year The inspection should include electrical wires and connections cleaning the inside of the contr...

Страница 6: ...WARRANTY Congratulations on the purchase of your new Unified Brands equipment We hope you enjoy many years of reliable service in connection with the same Please review all of the important safety an...

Страница 7: ...7 OM NEB 1 Parts List 0 7 1 3 6 8 2 4 0 7 1 3 6 8 2 4 16 15 14 9 10 19 24 23 18 17 8 7 6 5 4 12 12 2 1 3 21 22 11 13...

Страница 8: ...20 THERMOSTAT 077985 21 RELAY CUTOUT 119814 22 RELAY DPDT 24VAC 121733 23 GASKET ELEMENT 003494 24 ELEMENT 208V 12KW ELEMENT 240V 12KW ELEMENT 480V 12KW 148593 148594 148595 KEY DESCRIPTION PART TOP P...

Страница 9: ...9 OM NEB 1 Wiring Diagram CALL FACTORY FOR REPLACEMENT PARTS 888 994 7636...

Страница 10: ...10 OM NEB 1 Service Log Model No Purchased From Serial No Location Date Purchased Date Installed Purchase Order No For Service Call Date Maintenance Performed Performed By...

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