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Installation Instructions

5

Installing a Battery

Warning: Sulfuric acid is a corrosive poison.
Avoid contact with skin, eyes or clothing. Always
wear safety glasses. Always wear safety glasses
when working on or near the battery.

The engine will not run and the burner will not fire
without first installing a battery.

The battery box provides protection for the battery and
will accept a standard automotive battery (The inside
dimensions are 11-1/8"L x 7-3/4"W x 10-1/8"H). The
battery must be 12VDC, with a minimum rating of 18 Ah
(Amp-hour). When installing a battery, always connect
the red colored (“positive” or “+”) cable first. When
disconnecting a battery, always remove the black
colored (“negative” or “-”) cable first

Location

IMPORTANT: Proper initial installation of equipment
will assure more satisfactory performance, longer
service life, and lower maintenance cost.
IMPORTANT: The use of a back flow preventer (Part
#222815 call 1-800-270-0810 to order) on the water
supply hose is recommended and may be required
by local code.

Place the pressure washer on a solid level surface in a
protected area where it is not readily influenced by
outside

forces

such

as

strong

winds,

freezing

temperatures, rain, etc. Locate the pressure washer for
easy access for filling fluids, adjustments, controls, and
maintenance. Position the machine so that ambient
lighting is sufficient for the surface you are cleaning to be
seen with ease. Use artificial light if needed.

Make a partition between the wash area and the
pressure washer to prevent direct nozzle spray from
coming in contact with the pressure washer. Moisture
reaching the equipment will reduce the pressure
washer’s service life.

Attaching a Water Feed Tank (157594 only)

Caution: Make sure to follow these instructions.
Inadequate plumbing between a feed tank and the
pressure washer can cause damage to the pump from
cavitation.
Cavitation will not occur if you select large fittings and
hose to connect the feed tank to the pressure washer.
Also, place the pressure washer right next to the feed
tank so the connection hose will be as short as possible.

1.) Use ¾” connection hose no longer than 6ft long.
2.) Make sure the connection hose does not kink.
3.) Make sure all fittings are ¾” or larger.
4.) Do not use 90

elbow fittings unless absolutely

necessary.

5.) Make sure bottom of the tank is level or higher than

the bottom of the skid frame.

6.) Do not pump flammable liquids or liquids containing

incompatible chemicals or solvents.

7.) Reroute the easy start valve so it discharges back to

the feed tank. This will aid pump priming on initial
start up. The easy start valve is located below the
unloader. See Machine Component Identification for
location of unloader.

Unloader

Plug this

port

Reroute hose to
water feed tank

Connect

feed line

here

Open
this ball

Close
this ball

Содержание M157594J

Страница 1: ...uick Facts Engine Oil Engine is shipped with out oil Fill before starting Use SAE 10W 30 motor oil Pump Oil Pump is shipped with oil Check pump oil level before starting Water Make sure your water flo...

Страница 2: ...he machine on soft or unstable ground 8 Follow the maintenance instructions specified in all manuals Do not run machine without sufficient lubrication or sufficient water to cool the pump 9 Wear safet...

Страница 3: ...00 BTU Maximum Temperature 210 F Approved Fuels 1 or 2 Diesel Kerosene Fuel Oil Fuel Capacity 4 Gal Gasoline Capacity 4 Gal Discharge Hose 3 8 Dimensions skid only 47 L X 37 5 W X 42 H Weight skid onl...

Страница 4: ...p water 17 Engine Key Switch 3 Engine see engine manual 11 Water Filter 18 Circuit Breaker 4 Inlet Plumbing 12 Water Inlet city tap water 19 Heat Switch 5 Diesel Tank trailer models use hose reel 20 T...

Страница 5: ...tion the machine so that ambient lighting is sufficient for the surface you are cleaning to be seen with ease Use artificial light if needed Make a partition between the wash area and the pressure was...

Страница 6: ...er that the flue will be as straight as possible and protrude through the roof at a proper height and location to provide adequate draft This oil fired unit must have a draft controller installed in t...

Страница 7: ...e water supply is clean Debris can cause excess pump wear and reduce performance 2 An insufficient water supply will damage your pump Make sure the water supply is steady and is 20 over the rated flow...

Страница 8: ...emical injector onto the high pressure outlet and high pressure hose and submerge the suction strainer into the chemical solution B You need to use the low pressure black nozzle to spray chemicals ont...

Страница 9: ...not spraying A Hold the lance with two hands have a sturdy stance B The pressure washer is set and locked to the maximum rated pressure when it leaves the factory WARNING Do not alter the unloader va...

Страница 10: ...ilter as needed Changing The Pump Oil Change oil after first 40 hours then every 3 months or 500 hours 1 Open oil drain valve 2 Drain pump oil 3 Close oil drain valve 4 Fill pump middle of sight glass...

Страница 11: ...he burner 7 Dispose of the cleaning solution where it is not harmful to animals or the environment 8 Flush with fresh water and clean the inlet strainer when finished Coil Desooting Poor grades of fue...

Страница 12: ...e the components from freeze damage and keep them lubricated 4 Disconnect spark plug cable Make sure the engine start switch is OFF 5 Disconnect the battery and store it indoors Short Term Freeze Prot...

Страница 13: ...Leak between unloader and gun Check all connections between unloader and gun for leaks Tighten loose components and replace damaged components Gun leaking internally Replace spray gun Smoke From Heat...

Страница 14: ...Parts Breakdown 157594J 14...

Страница 15: ...268 Hose barb 3 4npt M X 1 2 hose All 1 778947 Nozzle 45 degree 4 white All 1 25 2264 Low pressure hose 1 2 All 7in 778949 Nozzle chemical black All 1 26 30048 Reducer 1 2npt x 3 8npt MxF All 2 80 777...

Страница 16: ...5 30048 1 2 3 8 Reducer 1 9 127432 Trailer Light Kit rear front wires 1 26 777338 3 8 1 4 Reducer 1 10 38485 Pin 1 27 777340 NPT x Hose Barb 1 11 128480 Jack 1 28 17141 1 4 Hose Clamp 2 12 12736 Wheel...

Страница 17: ...Wiring Diagram Rev J 17...

Страница 18: ...ar as it will go so a frame goes down and weight is applied to wheels 12 Disconnect rear shipping posts from frame remove only the bolts at the top of the rear shipping posts 13 Roll trailer forward u...

Страница 19: ...19 This page has intentionally been left blank...

Страница 20: ...20 Manufactured by Northern Tool Equipment Co 2800 SouthCross Drive West P O Box 1499 Burnsville MN 55337 0499 TM...

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