WORKSITE WCAP115D
WORKSITE Cordless Tire Inflator Air Compressor
Model: WCAP115D | Brand: WORKSITE
1. Safety Instructions
Please read and understand all safety instructions before operating the WORKSITE Cordless Tire Inflator. Failure to follow these instructions may result in electric shock, fire, and/or serious injury.
- Always wear eye protection when operating the inflator.
- Do not leave the inflator unattended while in operation.
- Ensure the inflator is placed on a stable, flat surface during use.
- Keep children and bystanders away from the work area.
- Do not over-inflate tires. The automatic shut-off feature helps prevent this, but always monitor the pressure.
- Allow the inflator to cool down after extended use to prevent overheating.
- Store the inflator in a dry, secure place, out of reach of children.
- Use only the provided battery pack and chargers.
2. Product Overview
The WORKSITE Cordless Tire Inflator (Model: WCAP115D) is a versatile and portable air compressor designed for various inflation needs. It features a digital pressure gauge, automatic shut-off, and dual power supply options for convenience.
2.1 Components Included:
- Cordless Tire Inflator Unit
- 20V Battery Pack
- 12V Car Power Adapter
- Battery Charger (AC)
- 3 Nozzle Adapters
- User Manual (this document)
- Tool Bag
2.2 Key Features:
- Dual Power Supply: Operates with a 20V rechargeable battery or a 12V DC car power adapter, offering flexibility for on-the-go use.
- Auto Shut-Off: Automatically stops inflating once the preset air pressure is reached, preventing over-inflation.
- Digital Pressure Gauge: Provides real-time pressure readings and allows switching between Bar, kPa, and PSI units.
- Fast Inflation: Equipped with a metal cylinder and motor, capable of inflating a 195/60 R14 tire in approximately 3 minutes and a 215/60 R16 tire in about 5 minutes.
- Multi-Purpose Use: Includes 3 nozzle adapters for inflating tires on cars, bicycles, motorcycles, midsize sedans, SUVs, sport balls, and pool toys.
- Built-in LED Light: Provides illumination for use in low-light conditions or emergencies.
- Portable & Compact Design: Easy to carry and store in the included tool bag.

Figure 2.1: WORKSITE Cordless Tire Inflator with included battery, 12V adapter, charger, nozzles, and storage bag.

Figure 2.2: The compact and ergonomic design of the inflator, shown held in hand.
3. Setup
- Charge the Battery: Before first use, fully charge the 20V battery pack using the provided AC battery charger. Connect the charger to a standard wall outlet and then to the battery. The indicator light on the charger will show charging status.
- Attach Power Source:
- For cordless operation, slide the fully charged 20V battery pack onto the base of the inflator until it clicks into place.
- For 12V DC operation, connect the 12V car power adapter to the inflator's power input port, then plug the adapter into your vehicle's 12V cigarette lighter socket.

Figure 3.1: Dual power supply options: 12V DC car adapter and 20V battery pack.
- Connect Air Hose: Securely screw the air hose connector onto the valve stem of the item you wish to inflate. Ensure a tight seal to prevent air leakage.
4. Operating Instructions
- Power On and Select Unit: Press the "On/Unit" button to power on the digital display gauge. Press "On/Unit" repeatedly to cycle through pressure measurement units (PSI, Bar, kPa) until your desired unit is displayed.
- Check Current Pressure: Once connected, the digital display will show the current pressure of the item.
- Set Desired Pressure: Use the "+" and "-" buttons to adjust the target pressure. The display will flash the set value.
- Start Inflation: Press the trigger to begin inflation. The inflator will automatically stop when the set pressure is reached.
- Monitor Progress: The digital display will show the real-time pressure as it inflates.
- Disconnect: Once inflation is complete and the unit has stopped, disconnect the air hose from the valve stem.

Figure 4.1: Visual guide for operating the inflator, from connecting to setting pressure and starting inflation.
4.1 Using Nozzle Adapters:
The inflator comes with three different nozzle adapters for various items:
- Needle Adapter: For inflating sports balls (e.g., basketballs, soccer balls).
- Tapered Adapter: For inflating small inflatable toys or pool floats.
- Presta Valve Adapter (if included): For certain bicycle tires.
To use, simply screw the appropriate adapter onto the air hose connector before attaching it to the item's valve.

Figure 4.2: The inflator's versatility for different inflation needs.
5. Maintenance
- Cleaning: Wipe the inflator clean with a damp cloth after each use. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the inflator and its accessories in the provided tool bag in a cool, dry place, away from direct sunlight and extreme temperatures.
- Battery Care:
- Fully charge the battery before storing for long periods.
- Recharge the battery every 3-6 months if not in regular use to maintain battery health.
- Do not store the battery in a completely discharged state.
- Hose Inspection: Regularly inspect the air hose for any signs of wear, cracks, or damage. Replace if necessary.

Figure 5.1: The compact size of the inflator makes it easy to store in the included bag.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Inflator does not turn on. | Battery is not charged or not properly attached. / 12V adapter not connected or vehicle socket is faulty. | Ensure battery is fully charged and securely attached. / Check 12V connection and vehicle socket. |
| Inflator runs but no air comes out. | Air hose not properly connected to valve stem. / Nozzle adapter blocked. | Ensure air hose is tightly screwed onto the valve stem. / Check nozzle for obstructions. |
| Inflator does not reach desired pressure. | Air leak from connection. / Battery low. | Tighten air hose connection. / Recharge battery. |
| Inflator stops prematurely. | Automatic shut-off activated (desired pressure reached). / Overheating. | This is normal operation if target pressure is met. Allow unit to cool down if used for extended periods. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | WORKSITE |
| Model Name | WCAP115D |
| Voltage | 12 Volts (DC) / 20 Volts (Battery) |
| Power Source | Battery Powered / 12V Car Power Adapter |
| Recommended Uses | Tire Inflation (Cars, Bicycles, Motorcycles, SUVs, Sport Balls, Pool Toys) |
| Noise Level | 65 dB |
| Special Features | Portable, LED Light, Automatic Shut-Off |
| Included Components | Tire Inflator, 20V Battery, 12V Car Power Adapter, Battery Charger, 3 Nozzles, User Manual, Tool Bag |
| Item Weight | 1.2 Kilograms (2.64 pounds) |
| Maximum Power | 40 Watts |
| Color | 1-orange |
| Material | Acrylonitrile Butadiene Styrene |
| Product Dimensions | 7"L x 3.3"W x 10.6"H |
| Air Flow Capacity | 35 LPM |
| Country of Origin | China |
8. Warranty and Support
For warranty information and technical support, please contact WORKSITE customer service directly. Refer to the product packaging or the official WORKSITE website for the most up-to-date contact details.
Keep your purchase receipt as proof of purchase for any warranty claims.
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