Maury Series

Swift Pro 

Tough Pro 

Maury Pro 

Mega Series

Speedy Pro 

Power Pro 

Mega Pro 

 Hot Water Series

Standard Ind. 

Stationary Elec. 

Vertical Series 

Wall Mount 

Water Heaters 

Design Your Own! 

Custom Trailers 

Jetwash 1800

The Fine Print

General Information 

Trouble Shooting 


Instructions:Use the Site Map (Mid Left) to navigate your way through our Pressure Cleaner Pages. At any time click on the Maury Logo (Upper Right) to go back to our home page.

The following are some of the most common problems suffered by all pressure cleaners.

If your particular problem is not covered here - hop on over to the FAQ page and fill out the questions form with your problem.


1. Engine Wont Start
  • Engine low on fuel
  • Engine Low on oil
  • Worn or dirty spark plugs
  • Fuel supply valve turned off
  • Not properly choked for cold starting
  • Over choked and flooded
  • Switch in off position
2. Recoil Starter Hard to Pull
  • Pressure built up in system, relieve by squeezing gun trigger
  • Low oil crankcase / pump assembly
  • Hydro Locked - oil or fuel in cylinders
3. Excessive Vibration or Pulsations
  • Air in water supply (air leak)
  • Insufficient water supply
  • Clogged inlet water filter
  • Clogged or damaged spray nozzle causing relief valve chatter
  • Dirt in pump valves
4. Fluctuating Pulsation
  • Air in water supply (air leak)
  • Incorrect fuel, dirty or worn spark plug
  • Choke on after engine warmed up
  • Excessive pump pressure causing engine overloading
  • Worn or burned engine valves
  • Dirt in pump valves
5. Low Pressure
  • Air in water supply (air leak)
  • Worn or incorrect spray nozzle
  • Engine RPM too low
  • Insufficient water supply
  • Insufficient engine power
  • Spray nozzle not completely turned to high pressure
  • Unloader improperly set
  • Leak in hose or plumbing
  • Worn pump valves or broken valve spring
  • Dirt in pump valves

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