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P r o v e n P e r f o r m a n c e

K - B A R   I n d u s t r i e s ,   F a r i b a u l t ,   M N ,   5 5 0 2 1

M157494H

Installation, Operation, and Maintenance Manual

INDUSTRIAL WATER HEATER:

 Upgrades cold water pressure

washers into hot water/steam
cleaners.

To the Owner:

Thank you for purchasing a NorthStar water heater.  Your machine is designed for long life, dependability, and
the top performance you demand!  Take time now to read through this manual so you better understand the
machine’s operation, maintenance and safety precautions.  Everyone who operates this machine must read and
understand this manual.  The time you take now will prolong your machine’s life and prepare you for its safe
operation.  Enjoy the exceptional performance of your NorthStar water heater, the industry leader! The
manufacturer reserves the right to make improvements in design and/or changes in specifications at any time
without incurring any obligation to install them on units previously sold.

Read and understand all manuals before operating.

Any Questions, Comments, Problems or Parts Orders

In the United States

In the United Kingdom

NorthStar Customer Service

Call  02392639752

Call 1-800-270-0810

Northern Tool and Equipment Co. (UK) Ltd.

Hours: Monday - Friday 7:00 AM to 5:30 PM

Unit 2, Keel Close,

Saturday 7:30 AM-11:30 AM Central Time

Portsmouth, Hants PO3 5QD, England

  

ITEM NUMBER:  157494

                       

SERIAL NUMBER:

                                  

Volts:______  Amp:______  Ph:_____

      PSI:________ GPM:______ 
      Max. Discharge Temperature:_____________

Summary of Contents for 157494

Page 1: ...e s life and prepare you for its safe operation Enjoy the exceptional performance of your NorthStar water heater the industry leader The manufacturer reserves the right to make improvements in design...

Page 2: ...eling this machine 7 Keep operating area clear of all persons 8 Do not overreach or stand on unstable support Keep good footing and balance at all times Wear footwear capable of maintaining a good gri...

Page 3: ...eater is provided with a ground fault circuit interrupter GFCI built into the plug of the power supply cord This device provides additional protection from the risk of electric shock Should replacemen...

Page 4: ...Rise 190 F 2GPM 190 F 3GPM 140 F 4GPM Maximum Temperature 250 F Approved Fuels 1 or 2 Diesel Kerosene Fuel Oil Fuel Capacity 4 gal Power Requirements NEMA Receptacle 5 15R Volts 115V Amps 5A Hertz 60H...

Page 5: ...Description Ref Description 1 Water Outlet 6 Fuel Tank 11 Safety Relief Valve 2 Control Box 7 Burner 12 Heating Coil 3 Heat Switch 8 Fuel Filter 13 Water Inlet pressure washer 4 Thermostat 9 Exhaust...

Page 6: ...n Instructions I Unpack Separate and identify all components Use the assembly instructions in this manual for assembly Handle Grip Qty 2 Hardware Bag Qty 1 Wheel Qty 2 Water Heater Qty 1 Remove 2 reta...

Page 7: ...7 Hardware Bag Owner s Manual 4X 5 16 X 75 Flange Bolt 4X 5 16 Flange Nut 2X 5 8 X 3 5 Hex Bolt 2X 5 8 Hex Nut 2X 5 8 Jam Nut...

Page 8: ...the Moving and Handling section on page 16 Do not try to lift the unit by the hook on the heating coil inside the heat exchanger The heating coil is not secured to the frame To attach handles use 5 16...

Page 9: ...for the amount of fuel being burned If it is necessary to install a unit in a poorly ventilated area outside fresh air may have to be piped to the burner and a fan installed to bring sufficient air i...

Page 10: ...ceptacle 5 15R 2 Connect outlet of your pressure washer to inlet of the water heater Your NorthStar Water Heater is equip ped with quick connect fittings as are all NorthStar pressure washers Slide th...

Page 11: ...e snapped onto the high pressure water outlet Then snap the high pressure hose to the injector and submerge the suction strainer into the chemical solution 2 If your chemical injector cannot be moved...

Page 12: ...valve will open and relieve system pressure WARNING If the safety relief valve ever discharges water turn the unit off and do not use the machine See a dealer or call Customer Service at 1 800 270 08...

Page 13: ...ng Description Part Number Flow Switch 37537 Inlet Hose 37538 Electrode Kit RWB5780U Fuel Pump RWB21844U Ignitor RWB51771U Fuel Filter Element RCR12T Pressure Gauge MV32154 II Maintenance Mode Before...

Page 14: ...strainer when finished VIII Coil Desooting Poor grades of fuel oil or inadequate combustion air will cause heavy soot build up on the outside surface of the heating coil These deposits will insulate t...

Page 15: ...to disconnect the fuel lines or the electric cords but be careful not to subject them to excessive strain Also make sure the fuel filter does not get damaged 3 Let the burner fall away from the heat...

Page 16: ...it outdoors before starting Follow these instructions to prevent the heat exchanger coil from freezing during storage Winter Storage Items needed 12 piece of garden hose or equivalent funnel and RV a...

Page 17: ...lity fuel Use Kerosene for the cleanest burn Water Not Heating Sufficiently Causes Solutions Scale build up in coil See Coil Descaling under Maintenance Instructions Coil is full of soot See Coil Deso...

Page 18: ...18 157494H 157494 Parts Breakdown...

Page 19: ...4 Leather Washer 4 24 37524 Left Handle 1 25 4045 Fuel Cap 1 26 777319 Fuel Tank 4 Gallon 1 27 2263 Hose Clamp 1 2 1 28 777340 1 4 NPT x 1 4 Hose Barb 3 29 171410 Hose Clamp 1 4 4 30 777345 Fuel Line...

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