

PowrTwin part 500-515 is a Bleed Hose used to relieve pressure or return excess material to the supply tank. When the hose becomes cracked, kinked, or clogged, pressure regulation suffers and material waste increases. This replacement hose restores proper bleed and return flow on compatible PowrTwin and PowrLiner units.
| Part Number | 500-515 |
|---|---|
| Part Description | Bleed Hose |
| Brand | PowrTwin |
| Fits | PowrTwin TM 8900 XLT, PowrTwin 12000 XLT, PowrTwin 6900 XLT, PowrTwin 4900 XLT, PowrTwin 4900 , 6900 , 8900, 12000 Plus, PowrLiner 6950_1, PowrLiner 6950, PowrLiner 4950, PowrLiner 4955, 6955, 8955 |
| Condition | New |
The PowrTwin 500-515 Bleed Hose is a flexible fluid conveyance component designed to relieve system pressure, return excess material to the supply tank, or bypass fluid during recirculation. On compatible equipment including the PowrTwin TM 8900 XLT, 12000 XLT, 6900 XLT, 4900 XLT, and the 4900, 6900, 8900, 12000 Plus series, as well as PowrLiner 6950_1, 6950, 4950, 4955, 6955, and 8955 models, the bleed hose serves critical functions in pressure regulation and material management. When the sprayer or striping machine is not spraying, the bleed hose allows fluid to recirculate back to the tank, preventing pressure buildup and reducing material settling. A cracked bleed hose creates external leakage, causing material waste and cleanup hazards. A kinked or crushed hose prevents proper recirculation, leading to pressure spikes, component stress, or erratic spray performance. A clogged hose from dried material can cause complete loss of pressure regulation. Over time, exposure to solvents, abrasives, temperature cycling, and flexing can cause hose materials to harden, crack, or become blocked. Replacing a damaged or clogged bleed hose restores proper pressure relief, recirculation flow, and system protection. This genuine PowrTwin replacement bleed hose meets original equipment specifications for material composition, inner diameter, length, pressure rating, and chemical compatibility. When installing a new bleed hose, inspect all fittings and connections for damage, route the hose away from hot or moving parts, avoid sharp bends or kinking, and secure with appropriate clamps. Users should always verify compatibility with their specific model and revision before installation. Regular inspection of bleed hoses for cracks, kinks, or blockages should be part of preventive maintenance programs.
| Pressure relief | Allows fluid to recirculate when equipment is not in use |
|---|---|
| Material return | Returns excess material to supply tank to prevent waste |
| System protection | Prevents pressure spikes that can damage seals or components |
| External leakage | Fluid dripping or spraying from cracks or worn hose |
|---|---|
| Kinking or crushing | Hose visibly bent, flattened, or restricted |
| Clogged hose | No recirculation flow visible or pressure spikes during idle |
| Material hardening | Hose feels stiff, brittle, or shows cracking when flexed |
PowrTwin part 500-515 is compatible with the following equipment. Always confirm fitment using the correct parts diagram for your exact model and revision.
| Model | Component |
|---|---|
| PowrTwin TM 8900 XLT, 12000 XLT, 6900 XLT, 4900 XLT, 4900, 6900, 8900, 12000 Plus | Bleed Hose |
| PowrLiner 6950_1, 6950, 4950, 4955, 6955, 8955 | Bleed Hose |
Pressure regulation and recirculation problems are often caused by more than one component. When servicing the bleed hose, these parts are commonly inspected at the same time.
Damaged or loose fittings prevent proper hose connection and sealing.
Worn or loose clamps allow hose disconnection or leakage under pressure.
A stuck relief valve can cause pressure spikes independent of bleed hose condition.