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Pressure Washer bogs down when spraying.

#1

D

DAAsher82

I have a Honda Pressure Washer GCV 160. When I squeeze the trigger to spray, it bogs down and the pressure is weak. When I release the trigger the idle zooms back to normal.


#2

robert@honda

robert@honda

I have a Honda Pressure Washer GCV 160. When I squeeze the trigger to spray, it boss down and the pressure is weak. When I release the trigger the idle zooms back to normal.

The GCV160 is a Honda engine, but the pump/wand/frame are not made by Honda. Does the engine start and run smoothly otherwise? Maybe there is an issue with the pump...blocked, binding internally, etc.?


#3

D

DAAsher82

Yes it runs fine. It just bogs down when you try to spray.


#4

Vervepipes

Vervepipes

It could also be a water feed problem. Have you just obtained this washer or have you had it for a while and it just started doing this? Low input volume from a hose that is too small in diameter, or if there is a water leak in the hose.


#5

I

ILENGINE

Check to make sure there is no obstructions in the high pressure hose, gun, wand, and nozzle. If the pressure is low and you have good water flow out of the nozzle, make sure you don't have the soap nozzle installed.


#6

T

twinfords

YEs check and make sure nothing is in the hose or connections, also if stored in a shed, Mud Dabber bees can reek havoc laying their eggs in the orifices.


#7

D

DAAsher82

I will check for obstructions. I just replaced the carb on it also. I didn't think that would cause it since the engine runs fine until you try to spray.


#8

D

DAAsher82

Here's something I discovered today. The pump was extremely hot after use. To the point that the water burned me when I disconnected the hose. Is that normal?


#9

I

ILENGINE

Water that is being recirculated through the pump under pressure will get hot. Most pumps have a thermal relief valve to discharge some of the hot water to protect the pump. sounds like there is a restriction in the pump some place. had one a couple months ago that would get really hot, Found a bad o ring on the discharge check valve next to the soap injector ventori.


#10

T

twinfords

I have actually pulled mud dabber larvae out of the pump journals . I used needle nose pliers to remove them. pump worked great after that.


#11

T

Tom O'

I have a Honda Pressure Washer GCV 160. When I squeeze the trigger to spray, it bogs down and the pressure is weak. When I release the trigger the idle zooms back to normal.


did you ever figure out what caused the bog down when trigger was squeezed?


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