HydraStroke is Titan's name for the PowrBeast hydraulic drive. Titan describes it as digitally driven hydraulics with one moving part, so there is no clutch to burn out. The Severe Service fluid section is the long, slow-stroking pump end. Each has its own diagram pages: hydraulic motor, hydraulic system, solenoid and fluid section.
HydraStroke: what Titan states
Every PowrBeast is a hydraulic-drive, direct immersion airless sprayer, and Titan calls its drive system HydraStroke Technology. Titan describes it as digitally driven hydraulics with one moving part, and says that design reduces heat and extends life. It also says the sprayer can handle both heavy and light bodied coatings without a clutch to burn out.
The practical meaning is in the parts list. A clutch-driven pump has a clutch to wear out; a PowrBeast does not, so the servicing items on the drive side are the hydraulic parts: the hydraulic piston and its seals, the hydraulic filter, the fluid and the solenoid assembly. Titan does not publish a service life or an efficiency figure for HydraStroke, so treat the words as a description of the design, not a number you can plan around.
Severe Service fluid section
The fluid section is the pump end that moves the coating. Titan describes the PowrBeast version as Severe Service: a long, slow-stroking piston that is field serviceable and easy to remove and replace. Titan gives no stroke figures, so we do not either.
The size of the machine decides which fluid section you have. Titan's fluid section page lists 537255 for the PowrBeast 4700, gas or electric, and 537256 for the 7700 and 9700. The site also sells 537268 for the 4700T. Their wear parts carry different numbers, so open the diagram for your model:
- 7700 and 9700: Fluid Section P/N 0537256, with the 138-153A repacking kit and packing springs 142-004 and 142-003.
- 4700 and 4700T: the 0537255 / 0537268 page, with the 106-002A repacking set.
Titan's copy for the 7700, 9700 and 4700T also mentions a submersed foot valve that maximizes suction for heavy materials. The foot valve parts sit on the same fluid section pages.
Cooling design
Titan's PowrBeast copy describes active cooling: a fan and shroud move air over the warm areas, and the hydraulic tank is radiator-style. Retail copy of Titan's text adds that the cooling shroud keeps the motor cooler.
On the diagrams, the tank is the 0537225A hydraulic tank assembly, and the shrouds are the 0537468A top shroud and 0537469A bottom shroud. If a shroud is cracked or missing, replace it rather than run without it, since it is part of the airflow path Titan describes.
Service-friendly layout
Titan says the motor and pump assembly is front-mounted for easy access, and that the pump assembly was simplified for easier service. The assembly appears as a single listed part: 0537252A on the 4700 and 4700T, and 0537212A on the 9700.
Where each shows up on the diagrams
PowrBeast technology terms and the diagram pages behind them
| Term | Diagram page | Parts to look for |
|---|---|---|
| Hydraulic drive | Hydraulic Motor | 0537347A hydraulic piston, 0537434 piston seal, wear rings 0537435 and 0537463, 0537430 seal |
| Oil circuit | Hydraulic System | 0537225A tank, 451-220 hydraulic filter, 0537358B dipstick, 420-251 case drain hose |
| Solenoid | Solenoid Assembly | 0537207A assembly, 0537910 coil, 0537915 block |
| Severe Service pump end | Fluid section pages above | Repacking kit or set, packing springs, valve seats and balls |
| Cooling | Hydraulic System and Main Assembly pages | 0537225A tank, shrouds 0537468A and 0537469A |
The links go to the 7700 pages. The 4700/4700T and 9700 have their own pages for the same assemblies, listed on the PowrBeast parts page.
We do not describe how the solenoid works beyond its parts here. The diagram shows the assembly, its coil and its block; anything beyond that is in the PowrBeast manual on our manuals page. The full list of PowrBeast pages is on the PowrBeast parts page.
What Titan does not publish
The brochure language is concrete about design and silent about numbers. We found no service-life figure for the hydraulic parts or the fluid section, no efficiency figure for HydraStroke, and no fluid capacity or change interval we could confirm. We do not make any up. One point we can state: a summary of the PowrBeast manual says Titan Coolflo hydraulic fluid is the fluid it calls for, and that you check the level daily before starting. Confirm in your manual. Coolflo is sold on the site as 430-361.
Parts from the PowrBeast technology pages:
−15%
The Short Version
HydraStroke is the hydraulic drive, Severe Service is the pump end, and the tank, fan and shrouds handle cooling. Find your term in the table, open that diagram page, and match your model. If the part is not obvious, call (713) 931-0006 with your model and serial number.
Not sure which diagram page has your part?
Call (713) 931-0006 with your PowrBeast model and serial number and our parts team will confirm the part before you order.
(713) 931-0006Order by Parts Diagram