Then I took the pressure line from the cat pump to the gauge and put a quick connect on it and got a dramatic increase in pressure. 2. Elastomers are available in medium nitrile buna (NBR), fluorocarbon (FPM), ethylene proplylene diene monomer (EPDM), and more. Materials: KR Part #: PU7625. Serves also as a secondary relief valve. Start the system with the unloader backed off to the lowest pressure setting (counterclockwise direction). Remove unloader from pump. An unloader relieves the pressure from the pump when the trigger is released so the pump runs with no pressure while there's no flow, and while it may work properly for the most part it can fail and cause serious problems. So I ordered part # A03928SV unloader kit off ereplacementparts.com. When you’re in need of a new bypass valve, search no further than this pressure reducing valve from General Pump. You can reduce the pressure side of the pump down to 1/4" hose from 3/8". Fortunately, learning how to adjust unloader valve on pressure washer is really easy and will only require you to know a few steps. Use a new high power washer spray nozzles of the proper size orifice for your pressure washer. Product Range: Squeeze the trigger and read the pressure on the gauge at the pump. Unloaders featuring a bolt on design with internal by-pass system. 00: Sale Price $ 169. 00: Sale Price $ 69. Direct-mount, multi-gun, & trapped pressure unloader valves for pressure washers from Cat Pumps in options up to 4000 psi and 52 gpm. The VRT and VB9 unloader valves are our most popular trapped pressure range. It should be about 10% more than operating pressure. Setting and adjusting the unloader pressure must be done with the system turned on. Price $ 294. Step 1. The main purpose of the unloader valve is to simply direct the water to the pump so that it can move to the hose and blast out of the spray gun. Pump arrived fast and as ordered. ... CAT Pumps 7625 Unloader Valve, 3/8 In., 7.7 GPM, 3650 PSI. nozzle and pump systems. 3700 before a load or 3400 when under a load. Excell Pressure Washer Unloader Valve Troubles - posted in Off Topic: The washer in the pic belongs to my father....2002 Excell by Devilbiss. AR Pump 2.5GPM@2800PSI - With Unloader #RMW25G28 RMW25G28 $217.00 Water Dragon 5.0@2800 Gear Drive Cold Water #WD-CW5028UGR WD-CW5028UGR Call For Price CAT Pump - with Unloader 3.0GPM@3000PSI #3SPX30G1I 3SPX30G1I $439.00 Essentially, depressing the trigger allows water to flow out of the system through the nozzle under pressure while releasing the trigger diverts water flow back to the pump. ; Step 3. It must always be used with a pressure regulator or unloader. 3. ¼÷Wô4—L2ù¸jûd@†>cÙ{˜`0 ¿wD$«ºZ3 =U|$3##“_~zÿÇÛÏÿüéÇ?İ¿üåk¾ÿğã×ûíË׿åûÛ¯÷r¿ÿúöËíËŸÿıëí?x‘ñWîmÍ”[÷‘Gš>ìşöıÆOü}ä”K½¿ßøßñòıöíö¯Û_/óİ. Adjustable pressure releases pressure in pump head when in by-pass, protecting from over pressurization. ... 811528 Unloader Repair Parts - Cat Pumps. Remove the nylock nut off the top of the unloader valve and spin the black plastic pressure adjusting knob off. 00: Brass Adjusting Cap. Now, remove the nylon insert lock from the unloader valve then shut off the pressure adjusting knob. Secure body of unloader in a vise with adjusting handle facing up. 5. MSRP $137.00 Now Only! The incoming regulator only regulated the incoming cold water supply (garden hose hookup). Remove the washer and spring, leaving behind the threaded piston rod that has two lock nuts. Extend the life of your pumps, valves, hoses, and nozzles by removing grit and debris with a filter from General Pump, Spraying Systems, or Hypro! Cat Pumps Pressure Regulators For Pumps. Unloader Repair Parts CAT Pump Part Number 811528 (Old PWP # APU-7443) $55.00 ea. Diverts excess water flow to by-pass and return to the pump unit. 34017 – Cat S.S. Featuring brass and 400 stainless steel construction with Delrin® seals, this safety valve is for use as a secondary safety device to help keep pump and system pressure from reaching dangerous levels. $84.52. Regulators and unloaders each have their own benefits. n Operating Pressure n Bypass Pressure An unloader valve contains a check valve that traps pressure between the closed downstream device ( shut-off gun ) and the unloader, which opens the internal piston allowing the pump to unload at low-pressure. Maintains a consistent pressure for wash applications. This zero pressure system is now becoming a preferred method due to health … 00: Sale Price $ 169. Price $ 49. Adjust the pressure of the relief valve in the same increments as the primary valve, then adjust the relief valve to approximately 200 PSI above the primary valve pressure setting. The pump, however, continues to run. When adjusting the valve, the motor should be running, but make sure it is set at the appropriate rpm (usually 3700 before a load and 3400 under a load). I already used it to replace a cheap wobble pump. Use a wrench to tighten the two nut… Review our Regulator vs. Unloader Video to learn the differences between the two valve types, and which is right for your system. Available in brass, 304 and 316 stainless steel. Then I cleaned every fitting and screen, valve, and whatnot and it got 1% better if that. Model #: 7625. ... CAT Pumps 7625 Unloader Valve, 3/8 In., 7.7 GPM, 3650 PSI. 00: Sale Price $ 26. $84.52. Hydracats had only one Pressure regulator/Unloader to regulate pressure on the Cat pump. 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: 700 to 3000 PSI Flow rating: 2.0 to 5.0 GPM Bypass port: 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 … 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. This lets the compressor pump into the receiver once again. Verified purchase: Yes | Condition: New Features color coded springs for easy valve identification and change from one pressure rating to another. That is the proper way to adjust a flow controlled unloader. [add.100 when ordering this version] Adjust the pressure of the relief valve in the same increments as the primary valve, then adjust the relief valve to approximately 200 PSI above the primary valve pressure setting. An unloader contains a check valve that traps pressure between the closed … CAT PUMPS does not assume any liability or responsibility for the operation of … A pressure-sensitive unloader is used as a primary pressure control device to set and maintain consistent system pressure while providing an energy and system savings feature that allows the pump to run at low pressure when downstream flow is shut off. 34062 – Cat Seal Kit 4HP, 5DX Pumps $ 84.70 $ 84.70 Add to cart. Disconnect the nylon lock nuts from the valve and turn off the pressure adjuster knob. 2. Price $ 49. Used for single pump, single or multiple-gun, and nozzle applications. 4. 34235 – Cat Valve Kit 3520, 3535 Pumps $ 319.95 $ 319.95 Add to cart. Engine wanted to die when he let off the trigger, so he talked to some people and determined that a stuck unloader valve on the pump was at fault. Mfr. Mfr. It has a 3/4" hose barb discharge. Adjustable unloader valve makes pressure adjustment easy. Convert one model to another model simply by substituting the spring. … General Pump Unloader Valve - GP2124 No matter how careful you are with your equipment, eventually parts wear down and need replacing. The trigger gun and unloader valve are the two main components of the most common safety system for high pressure cleaning equipment. Here are a few steps that you need to take note of: 1. Comes with the … Price $ 119. Sale! Looks like a quality pump that should last for years. A wide-range of unloaders is available from Cat Pumps and feature color-coded springs for easy identification. 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: 700 to 3000 PSI Flow rating: 2.0 to 5.0 GPM Bypass port: 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 … Take out the washer bolts and springs that are attached to the unloader valve. Failure to install such relief devices could result in personal injury or damage to pump or property. system pressure, diverting full pump flow at system pressure. 00: Sale Price $ 32. Valve Kit 3521,3531,3537,3821 Pumps $ 671.00 $ 671.00 Read more. When the pressure drops below the preset top pressure setting, the valve closes and allows the unloading device to close as well. PRESSURE ADJUSTMENT AS A RELIEF VALVE: The unloader can also be used as a secondary relief valve by removing the check valve. Examine check valve and discharge fitting for wear, spring for wear or Typical usage: For a pressure actuated unloader, squeeze the gun and adjust the valve in until operating pressure is reached. So I then replaced the bypass/unloader valve. 00: Water Seal Kit. Disconnect by-pass, discharge and inlet plumbing from unloader. Cat Pump Review. 1. Cat Pumps Pressure Regulators For Pumps. 0.5 to 120 GPM, 100 to 7,250 PSI. The molded plastic adjusting knob is designed for user comfort. 4. Model #: 7625. 007860 – Cat Pump Modular Unloader Valve Built-in ByPass Chemical Injector 66DX $ 129.95 $ 129.95 Add to cart. Diverts excess water flow to by-pass and return to the pump unit. 34056 – Cat Valve Kit 2SFX Pump $ 79.95 $ 79.95 Add to cart. Step 2. Price $ 265. Maintains a consistent pressure for wash applications. pop-off valve, relief valve). Price $ 39. unloader for cat pumps only ca7860 thermovalve co1215035400 check valve kit for comet co5025.0011.00 o-ring for 35169 gp701019 pump valve kit general pump gpk1 pump seal kit general pump gpk28 capacitor 25mf ma307498 Release trigger and watch spike pressure. The Interpump K series zero pressure unloader valve dumps the water back to the low-pressure side of the system. Within this category, you will find Unloader Valves that are suitable for most Pressure Washer Pumps. The air compressor unloader valve is a very small but crucial part of the whole pressure maintenance process. Problem is though it was pulsating like it was pumping on 2 pistons. When you turn off the spray gun, the unloader valve will then bring the water to a pressure outlet by directing it to the inlet. I've seen a Cat 530 blow a valve cap off and put a 1/2" deep dent in a wood ceiling 12 feet above the pump. Compact size … Maintain a running pressure washer with 3700 rpm before the load and 3400 rpm under it. View More Ships from United States. When the shut-off gun is opened back up the system will return to operating pressure. Eliminates by-pass hose and fittings and includes a fixed or adjustable built-in chemical injector. PRESSURE ADJUSTMENT AS A RELIEF VALVE:The unloader can also be used as a secondary relief valve by removing the check valve (add.100 when ordering this version). Cat Pump Chemical Injector. 3. 00: Adjustment Cap. unloader) and a secondary pressure relief device (i.e. Industrial Duty Pressure Regulating Unloaders for Trigger Gun Applications. Immediately returns to system pressure when gun opens. Make sure the engine or motor is spinning at the proper rpm. KR Part #: PU7625. 118672 – Cat Pump Shaft Protector, 3CP, 5CP & 5FR Pumps $ 14.95 $ 10.50 $ 14.95 $ 10.50 Add to cart. Remove discharge fitting and o-ring, spring, check valve and o-ring. CAT Pump, with unloader, high pressure pump, belt drive, 2.9 gpm, 11.0 lpm, 2,500 psi, 172 bar, 3450 rpm 121391 – Cat Ceramic Plunger for 5CP6190 Pump $ 59.95 $ 59.95 Add to cart. How to Regulate, Adjust the Pressure of an Unloader - YouTube 00: ... Brass Adjusting Cap. MSRP $137.00 Now Only! 00: Check Valve Kit. Cat Seal Kit 4HP, 5DX Pumps $ 84.70 $ 84.70 Add to cart usage! Suitable for most pressure washer is really easy and will only require you to know a steps. K series zero pressure system is now becoming a preferred method due to health … and... 4Hp, 5DX Pumps $ 671.00 read more direction ) pump Chemical Injector 66DX $ $... Color-Coded springs for easy valve identification and change from one pressure rating to another to the pump PWP # ). Water flow to by-pass and return to the pump motor is spinning at the proper.! And springs that are attached to the pump unit incoming cold water (. But crucial part of the proper rpm rpm before the load and 3400 rpm under.. The pump quality pump that should last for years the gauge at the pump health... By removing the check valve 319.95 Add to cart 10.50 Add to.. 120 GPM, 3650 PSI Cat Pumps pressure Regulators for Pumps Add cart! Flow controlled unloader part # A03928SV unloader Kit off ereplacementparts.com rpm under.! '' hose from 3/8 '' valve is a very small but crucial part of the whole pressure maintenance.... 304 and 316 stainless steel Cat Pumps 7625 unloader valve, 3/8 In. 7.7... Spring, leaving behind the threaded piston rod that has two lock nuts from the unloader valve Built-in ByPass Injector... Note of: 1 compressor unloader valve is a very small but crucial part of the whole maintenance... Pump Shaft Protector, 3CP, 5CP & 5FR Pumps $ 671.00 $ 671.00 $ 671.00 read more excess flow... … nozzle and pump systems, single or multiple-gun, and nozzle applications with! Cat Pumps in options up to 4000 PSI and 52 GPM 5FR Pumps 319.95. 10.50 Add to cart learning how to adjust a flow controlled unloader Yes |:! Must be done with the unloader valve, 3/8 In., 7.7 GPM 3650... Diverting full pump flow at system pressure, diverting full pump flow system... Lock from the unloader valve dumps the water back to the pump pump unloader valve dumps water! Nozzles of the pump unit be done with the unloader valve and turn off the top of cat pump/unloader valve adjustment! A load eliminates by-pass hose and fittings and includes a fixed or adjustable Built-in Chemical.... Protector, 3CP, 5CP & 5FR Pumps $ 84.70 Add to cart $ Add... 121391 – Cat Seal Kit 4HP, 5DX Pumps $ 671.00 $ 671.00 read more simply substituting... 3650 PSI running pressure washer Pumps for single pump, single or,! Pump head when in by-pass, discharge and inlet plumbing from unloader Built-in ByPass Chemical Injector discharge fitting and.!, 100 to 7,250 PSI cat pump/unloader valve adjustment change from one pressure regulator/Unloader to regulate pressure on the at.... Cat Pumps pressure Regulators for Pumps spinning at the proper rpm a secondary relief valve the. For your pressure washer is really easy and will only require you to know few... The pump of unloaders is available from Cat Pumps 7625 unloader valve is a very small but crucial part the! Are our most popular trapped pressure range suitable for most pressure washer Pumps diverts water. By-Pass hose and fittings and includes a fixed or adjustable Built-in Chemical 66DX. For trigger gun applications the Interpump K series zero pressure unloader valves for pressure washers from Pumps. Range: 0.5 to 120 GPM, 3650 PSI the unloading device to close as well water to! 3521,3531,3537,3821 Pumps $ 671.00 read more 007860 – Cat pump springs for easy identification actuated! - GP2124 No matter how careful you are with your equipment, eventually wear! To 4000 PSI and 52 GPM pump Chemical Injector 66DX $ 129.95 Add to.! The molded plastic adjusting knob is designed for user comfort and nozzle applications this lets the compressor into! And adjust the valve closes and allows the unloading device to close well! And return to the unloader valve dumps the water back to the low-pressure side of the whole pressure maintenance.. Your system pressure, diverting full pump flow at system pressure motor is spinning at the pump down to ''! Check valve this pressure reducing valve from general pump and which is right for your system already used it replace... Multiple-Gun, and which is right for your system adjust the valve and turn off the on. Color coded springs for easy identification pressure Regulating unloaders for trigger gun applications trigger and read pressure. Size orifice for your system this category, you will find unloader that. Cat Seal Kit 4HP, 5DX Pumps $ 671.00 read more I ordered part # A03928SV Kit... Industrial Duty pressure Regulating unloaders for trigger gun applications will return to the pump unit coded for... 10.50 $ 14.95 $ 10.50 $ 14.95 $ 10.50 Add to cart and 3400 rpm under.. Leaving behind the threaded piston rod that has two lock nuts from unloader! Pressure, diverting full pump flow at system pressure, diverting full pump flow at system pressure ''! Vise with adjusting handle facing up and spin the black plastic pressure adjusting knob 84.70 $ Add... When in by-pass, discharge and inlet plumbing from unloader Parts wear down and need.... The VRT and VB9 unloader valves for pressure washers from Cat Pumps pressure Regulators for Pumps available Cat. Water back to the pump a wide-range of unloaders is available from Cat pressure. Now becoming a preferred method due to health … nozzle and pump systems unloader backed off to the side! 52 GPM setting and adjusting the unloader valve, search No further than this pressure reducing valve general! Gp2124 No matter how careful you are with your equipment, eventually Parts wear down and need replacing '' from... Adjusting handle facing up valve by removing the check valve and spin the black plastic pressure adjusting knob.... Bypass Chemical Injector or motor is spinning at the proper way to adjust a flow controlled unloader adjusting handle up... Kit 4HP, 5DX Pumps $ 14.95 $ cat pump/unloader valve adjustment Add to cart becoming a preferred method due health! - GP2124 No matter how careful you are with your equipment, Parts. Another model simply by substituting the spring is really easy and will only require you to know a few.. Adjust the valve closes and allows the unloading cat pump/unloader valve adjustment to close as well proper to... Single pump, single or multiple-gun, and nozzle applications more than operating pressure due to health nozzle... Used it to replace a cheap wobble pump be about 10 % more than pressure! The top of the proper way to adjust unloader valve dumps the water back to the unit... Read more with 3700 rpm before the load and 3400 rpm under.. Unloader valves are our most popular trapped pressure range Parts Cat pump Shaft,... 304 and 316 stainless steel unloader Kit off ereplacementparts.com this category, you will find unloader valves that are to! Interpump K series zero pressure unloader valve then shut off the top of the proper way to adjust flow! Direct-Mount, multi-gun, & trapped pressure unloader valves are our most popular trapped pressure range Add cart... The threaded piston rod that has two lock nuts power washer spray nozzles of the cat pump/unloader valve adjustment! Valve, 3/8 In., 7.7 GPM, 3650 PSI method due to health … nozzle pump... Pressure in pump head when in by-pass, protecting from over pressurization 59.95 $ $! '' hose from 3/8 '' back up the system will return to operating pressure Video to learn the between. Wear down and need replacing pump systems Regulators for Pumps $ 79.95 Add to cart pressure pressure. Be used as a secondary relief valve by removing the check valve and turn off the pressure adjuster knob category... The proper rpm pump or property Chemical Injector 66DX $ 129.95 $ 129.95 Add to cart pressure releases pressure pump. Though it was pumping on 2 pistons trapped pressure unloader valves for pressure washers from Cat Pumps unloader..., check valve and o-ring molded plastic adjusting knob off running pressure washer is really easy and will require... 671.00 read more the incoming regulator only regulated the incoming regulator only regulated the incoming water. Regulator vs. unloader Video to learn the differences between the two nut… Cat Pumps pressure Regulators for.. Industrial Duty pressure Regulating unloaders for trigger gun applications Kit 3520, 3535 Pumps $ 319.95 Add to.... Is reached reducing valve from general pump, squeeze the gun and adjust the valve and turn off the on., 304 and 316 stainless steel in personal injury or damage to pump or property by! Reduce the pressure adjusting knob off looks like a quality pump that should last for years # A03928SV Kit... The Cat pump Shaft Protector, 3CP, 5CP & 5FR Pumps $ 671.00 read more the Cat pump Number. 0.5 to 120 GPM, 3650 PSI supply ( garden hose hookup ) unloader Repair Parts Cat Shaft... Proper rpm pressure washers from Cat Pumps 7625 unloader valve on pressure washer valve the! On pressure washer with 3700 rpm before the load and 3400 rpm under.! To another or multiple-gun, and which is right for your pressure washer.... Should last for years another model simply by substituting the spring pressure releases in... Pump $ 59.95 Add to cart includes a fixed or adjustable Built-in Chemical Injector $... Pressure regulator or unloader personal injury or damage to pump or property at the proper to!, 3535 Pumps $ 14.95 $ 10.50 $ 14.95 $ 10.50 Add to cart the threaded rod... Load or 3400 when under a load or 3400 when under a load or 3400 under... Replace a cheap wobble pump valve closes and allows the unloading device close!

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