Cat Pressure Washer Pump Unloader Valve

An unloader contains a check valve that traps pressure between the closed downstream device shut off gun and the unloader causing an internal piston to open which allows the pump to unload at low pressure.

Cat pressure washer pump unloader valve. Equipment type pressure washer inlet 3 8 mpt outlet 3 8 mpt size 3 25 x 1 0 x4 81 weight 21 4 oz model 7600s for 4sf psi 3000 pressure rating. This zero pressure system is now becoming a preferred method due to health and safety. Cat pumps rebuild kits. The unloader valve can also be used for adjusting the pressure of your machine.

Direct mount multi gun trapped pressure unloader valves for pressure washers from cat pumps in options up to 4000 psi and 52 gpm. Regulators and unloaders each have their own benefits. 12393 cat o ring bearing case 4 95 4 95 add to cart. 121391 cat ceramic plunger for 5cp6190 pump 59 95 59 95 add to cart.

If you re going to take the time to replace one component it s smart to replace everything. 700 to 3000 psi flow rating. It offers additional protection to the pump and is recommended in larger capacity and higher pressure systems. It s highly recommended to do a complete swap of these kinds of wear parts.

The interpump k series zero pressure unloader valve dumps the water back to the low pressure side of the system. Needless to say an unloader valve is a crucial element of the pressure washer. 007860 cat pump modular unloader valve built in bypass chemical injector 66dx 129 95 129 95 add to cart. It circulates through the pumps in the washer system and comes back to the inlet of the unloader.

2 0 to 5 0 gpm bypass port. Cat pumps 7500s brass pressure regulating unloader 2000 psi 6 gpm 3 8 npt. Cat pumps company repair kits provide an easy way to purchase entire sets of seals o rings valves and more. Importance of adjusting the unloader valve.

A pressure washer unloader valve diverts the water flow through the bypass when the trigger on the gun is depressed. The unloader valve is designed to respond to an increase in pressure or a change in water flow. 118672 cat pump shaft protector 3cp 5cp 5fr pumps 14 95 14 95 add to cart. 3 8 mpt features regulating unloader standard on all 4sf direct drive pumps for maximum suction capability unloader should be mounted on discharge manifold opposite from pump inlet port by.

Within this category you will find unloader valves that are suitable for most pressure washer pumps. When the shut off gun is opened back up the system will return to operating pressure. This is a secondary protection device that should be installed in addition to the primary pressure regulator or unloader.