The FlowZone® STORM 2.5™ (Model #: FZVAAG-2.5) is a 5-position variable pressure, battery-powered backpack sprayer designed for efficient application of various chemicals and solutions. It boasts a 2.5-gallon tank capacity and is powered by an 18V Lithium-ion battery, offering extended operation and spray capabilities compared to manual sprayers.
Function Description:
The STORM 2.5™ is engineered for spraying a wide range of liquids, including water, fertilizer, herbicide, fungicide, pesticide, deicer, cleaner, and sealants. Its battery-powered operation eliminates the need for manual pumping, providing continuous and consistent pressure for up to 2.5 hours on a single charge. The sprayer features a 5-position variable pressure setting, allowing users to adjust the spray intensity according to their specific application needs. It is designed for backpack use, offering portability and ease of movement during spraying tasks.
Important Technical Specifications:
- Model Number: FZVAAG-2.5
- Battery Type: Lithium-ion
- Battery Voltage: 18V
- Battery Capacity: 2.6Ah
- Battery Charging Time: 2 hours
- Battery Cycle Life: 1,000 cycles
- Battery Charger: 21V/1Ah
- Pump Type: Standard-duty diaphragm
- Spray Time: Up to 2.5 hours
- Pressure: Up to 60 psi
- Spray Distance: >25 feet
- Tank Capacity: 2.5 gallons
- Flow Rate: 0.25-0.48 gal/min
- Pump Life: 1,000 hours
Usage Features:
- Easy Assembly: The sprayer is designed for straightforward assembly, involving securing ComfortStraps™, attaching the spray gun to the hose, and connecting the spray wand.
- Multiple Nozzle Options: It comes with an Adjustable Cone Nozzle (ranges from jet stream to conical mist), a Green Fan Nozzle (flat 25° fan), and a Red Jet Nozzle (0° narrow stream) for versatile spraying applications. Additional nozzles and accessories are available for purchase.
- Variable Pressure Control: The 5-position variable pressure allows for precise control over the spray output, catering to different chemical types and application requirements.
- Battery Indicator Lights: The battery features indicator lights that flash green while charging and turn solid green when fully charged, providing clear status updates.
- Quick-Connect Fittings: The spray gun and wand utilize quick-connect fittings for easy attachment and detachment of nozzles and accessories.
- Ergonomic Design: Equipped with ComfortStraps™ for comfortable backpack wear during prolonged use.
- Chemical Compatibility: Suitable for a wide range of chemicals, but users must always refer to chemical manufacturer's instructions and avoid flammable, caustic, acidic, heat, pressure, or gas-producing chemicals.
- Safety Precautions: Emphasizes wearing protective clothing, including respiratory protection masks, gloves, and eye protection, when using chemicals. It also advises against spraying in windy conditions to prevent chemical drift.
Maintenance Features:
- Post-Use Cleaning: After each use, especially with chemicals, it's crucial to dispose of any extra product according to manufacturer's instructions, rinse the tank with warm, soapy water, and spray fresh water through the system for 3-5 minutes to clear residual chemicals from the gun, wand, tank, pump, and hose.
- Hose Draining: Disconnect the spray gun and allow the hose to hang down to drain any liquid.
- Drying and Storage: Thoroughly dry the sprayer tank and clear nozzles of any buildup. Store the sprayer in a dry, clean, and shaded place, protected from extreme heat or frost.
- Battery Care: For long-term storage (longer than 30 days), store the battery pack below 80°F and away from moisture. Regular charging (checking battery level every 4 weeks and recharging if below 3 bars) is required to maximize battery life. Do not allow the battery to fully discharge.
- Inspection: Regularly inspect the sprayer hose, power knob, wand, and gun for damage or loose connections before each use. Check for cracked or deteriorated hoses, leaks, clogged nozzles, and missing or damaged parts.
- Troubleshooting Guide: The manual provides a comprehensive troubleshooting section for common issues like the sprayer not turning on, leaks, or limited output, offering possible causes and solutions.
- Replacement Parts: All parts are available for purchase online, with a detailed list of SKUs and names provided in the manual.
- Warranty: WESSOL, LLC offers a 1-year limited warranty, covering defects in material or workmanship, subject to registration and proper use.
Safety Considerations:
The manual strongly advises users to read and understand the entire manual before operation to prevent sprayer failure and serious injuries. It highlights critical safety points such as:
- Never spray flammable, caustic, acidic, heat, pressure, or gas-producing chemicals.
- Always follow chemical manufacturer's instructions.
- Never leave chemicals or solutions in the sprayer after use.
- Do not store the sprayer in extremely high temperatures.
- Do not modify the sprayer; use only FlowZone® branded replacement parts.
- Do not use wet or damaged batteries.
- Carry the sprayer by the handle only, not the hose or wand.
- Only spray when the air is calm to prevent chemical drift.
- Keep sprayer and chemicals out of reach of children.
- This sprayer is designed to operate only with FlowZone® branded batteries; other batteries could cause serious harm or injury.
- Do not immerse the sprayer, battery, or charger in fluids.
- Never spray toward electrical outlets.
- Ensure the spray area is well ventilated.
- This product contains chemicals, including lead, known to the state of California to cause birth defects and other reproductive harm.
- Lithium-ion batteries should be recycled where facilities exist and not disposed of with household waste.
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