Maintenance & Repair
40
servicing the pressure washer.
•
Major repair.
Major service, including the installation or replacement of
parts, should be performed only by a qualified electrical service technician.
Obtain factory approved parts from Northern Tool Product Support at 1-
800-270-0810.
•
Replacement parts
. If a part needs replacement, only use factory
approved repair parts. Replacement parts that do not meet specifications
may result in a safety hazard or poor operation of the pressure washer and
will void the warranty.
Keep pressure
washer clean
Keep pressure washer clean.
If dust or debris accumulates on the pressure washer, clean the pressure
washer with a damp cloth or soft bristle brush. Do not allow air intakes to
become blocked.
CAUTION: Do not spray pressure washer with a garden hose or
pressure washer. Water may enter the pressure washer and cause
damage.
Inspect fuel
system(s)
Inspect the fuel systems (of both engine and burner) and check for
leaks before each use.
Do not start pressure washer until all needed repairs have been completed.
WARNING
:
Fuel leak hazard
Gasoline and burner fuel are highly explosive and fuel leaks can
result in fire or explosions. You can be burned and seriously
injured if the fuel system is not properly hooked up or there is a
fuel leak when you start the engine.
Inspect the entire fuel system, for both engine and burner. Look for:
•
signs of leaks or deterioration,
•
chafed or spongy fuel hose,
•
loose connections,
•
loose or missing fuel hose clamps,
•
damaged fuel tank, or
•
defective gasoline shut-off valve.
Inspect spray
system
Inspect spray system for damage and leaks before each use.
Do not start pressure washer until all needed repairs have been completed.
WARNING
:
High pressure fluid injection hazard
High pressure fluid discharge from leaks (even pin-sized) or
ruptured components can pierce skin and inject fluid into the body.
Injection injury can result in blood poisoning and/or severe tissue
damage leading to infection, gangrene, and possibly amputation.
•
Never use a finger or skin to check for leaks.
•
Never operate machine with damaged or missing hoses/parts.
•
Never attempt to repair a high-pressure hose or component
–
Always replace it with a part that is rated at or above the
pressure rating of this machine.
Summary of Contents for 157597
Page 52: ...Parts Explosion M157597 Rev BF Skid 52...
Page 54: ...Parts Explosion M157597 Rev BF Trailer 54...
Page 57: ...Pump Explosion 57...
Page 58: ...Pump Explosion 58...
Page 59: ...Wiring Diagram 59...