What is the difference between the model G30 and the model G40?

First, the material of the leader hose, model G40 uses a higher strength anti-burst water leader hose; second, the connection method of gun and gun lance, model G40 adopts the metal thread connection method, 3/4" standard, higher adaptability.

When the motor not work, what should I do？

First turn on the power, use pressure regulator to check the water inlet pressure. We recommend to keep the inlet pressure less than 0.8MPA, eaquals to 116PSI, after check and adjust, please turn on the button again to see the motor work.

Will the 100ft high pressure hose affect the pressure?

The max psi at initial discharge per CSA internal pressure testing is about 2200PSI, and the pressure will be effected in some extent with passing 100ft high pressure hose.

Can this be mounted outside to exterior wall? I.e exposed to sunlight etc? Winterize it for winter of course.

This grandfalls pressure washer can be mounted on an outdoor wall and is very easy to disassemble. However, we recommend to disassemble it and place it indoors during winter to prolong the life of the product.

How to install the water inlet adapter?

Silver end is connected to the water inlet of the machine, and the black end is connected to the water inlet hose. First install the black end to the water inlet hose and use wrench to tighten it and then connect the silver end to presure washer.