The 800-904 Bypass Tube is an OEM return hose used on select Titan and SprayTech airless sprayers. It routes excess fluid back to the supply system during pressure relief and bypass operation, helping regulate pressure and protect internal components during spraying and priming cycles.
| Part Number | 800-904 |
|---|---|
| Product Type | Bypass Tube / Return Hose |
| Function | Fluid Return and Pressure Bypass |
| Condition | New OEM |
| Includes Components | Bypass tube (return hose) |
| Fits | Airless Sprayer 840IX; Airless Sprayer 840I; Airless Sprayer 1140I; Airless Sprayer 1140IX; Advantage 77; Advantage 1100; Helix FR; Helix VR; Impact 740; Impact 840; PowrBeast 4700; PowrBeast 7700; PowrBeast 9700; PowrBeast 4700T; RentSpray 500 |
The 800-904 Bypass Tube is a factory-specified return hose used on Titan and SprayTech airless sprayers equipped with a fluid bypass or pressure relief system. It allows excess material to return safely to the supply when pressure is relieved or during priming and circulation.
Proper bypass function helps maintain stable pressure, reduces stress on pump components, and prevents fluid from being forced into the hose and gun when pressure relief is required. A damaged or leaking return hose can lead to poor pressure control or fluid loss.
| Fluid return | Routes excess material back to the supply system |
|---|---|
| Pressure relief | Allows safe depressurization during priming or shutdown |
| System protection | Reduces strain on pump and fluid section components |
| Leaks | Fluid dripping or spraying from the hose |
|---|---|
| Cracking | Visible splits or surface deterioration |
| Swelling | Hose deformation caused by material exposure |
| Major service | Replacement during pump or fluid system overhaul |
Part 800-904 is compatible with the following airless sprayers. Always verify fitment using the correct parts diagram for your machine and revision.
| Sprayer Model | Component |
|---|---|
| Airless Sprayer 840IX | Bypass Tube (800-904) |
| Airless Sprayer 840I | Bypass Tube (800-904) |
| Airless Sprayer 1140I | Bypass Tube (800-904) |
| Airless Sprayer 1140IX | Bypass Tube (800-904) |
| Advantage 77 | Bypass Tube (800-904) |
| Advantage 1100 | Bypass Tube (800-904) |
| Helix FR | Bypass Tube (800-904) |
| Helix VR | Bypass Tube (800-904) |
| Impact 740 | Bypass Tube (800-904) |
| Impact 840 | Bypass Tube (800-904) |
| PowrBeast 4700 | Bypass Tube (800-904) |
| PowrBeast 7700 | Bypass Tube (800-904) |
| PowrBeast 9700 | Bypass Tube (800-904) |
| PowrBeast 4700T | Bypass Tube (800-904) |
| RentSpray 500 | Bypass Tube (800-904) |
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