User Manual for Fieldmann FDAK 70205-0 Air Compressor
Quick guide for the Fieldmann FDAK 70205-0 20V Air Compressor. Includes setup, operation instructions for high and low-pressure inflation, battery usage, and maintenance tips.
Quick answers from the manual
Quick answer
- The Fieldmann FDAK 70205-0 is a 20V cordless air compressor. It uses a high-pressure hose for tires and balls, and a low-pressure hose for inflatables like mattresses. It features a digital gauge with auto-shutoff functionality. p. 12, 15
Key actions
- Insert the battery into the port until it clicks. p. 15
- Set pressure and start high-pressure inflation. p. 17
First start
- Check battery charge and inspect hoses before first use. p. 13, 14
Problems and fixes
Check battery charge and insertion.
p. 21Reset the gauge.
p. 15Maintenance and reset
- Reset digital gauge by holding mode button for 4-7 seconds. p. 15
Technical specifications
| Parameter | Value | Meaning | Pages |
|---|---|---|---|
| Max Pressure | 150 PSI (10.3 bar) | Maximum inflation pressure. | p. 12 |
| Voltage | 20V | Operating voltage. | p. 12 |
Where to find it in the PDF
- Safety Instructions p. 6, 7, 8
- Usage Instructions p. 14, 15, 16, 17
Table of contents
Manual images
Click an image to enlargeQuick guide from the manual
The Fieldmann FDAK 70205-0 is a 20V cordless air compressor designed for both high-pressure inflation (tires, sports balls) and low-pressure inflation (mattresses, rafts). Important: The device requires a 10-minute cooling period after every 10 minutes of continuous operation. Always wear eye protection during use.

Product Overview
The compressor features a digital gauge for monitoring pressure, a high-pressure hose for tires, and a low-pressure hose for inflatables. It is powered by a 20V battery system.

Assembly and Setup
The unit comes fully assembled. Before first use, inspect the device for any shipping damage. Ensure the battery is fully charged and properly inserted into the battery port until the latches click into place.
Operation


High-Pressure Inflation
- Attach the high-pressure hose to the valve stem.
- Press the mode button to activate the digital gauge.
- Set the desired pressure using the (+) and (-) buttons.
- Press the power switch to position (II) to start inflation. The unit will stop automatically when the set pressure is reached.
Low-Pressure Inflation
- Attach the low-pressure hose to the inflation port.
- Connect the appropriate adapter if necessary.
- Press the power switch to position (I) to start inflation.
- Monitor the item closely and turn off the switch manually once the desired inflation level is reached.
Maintenance
Keep the compressor clean and free of oil or grease. Use only a clean cloth for cleaning; do not use solvents as they can damage plastic parts. If the device is not in use, remove the battery to prevent accidental activation.
Manufacturer information
Fieldmann
Practical help
Common problems
Check if the battery is properly inserted and charged.
Reset the gauge by pressing and holding the mode button for 4-7 seconds.
This is normal behavior due to energy consumption; allow the device to cool down for a few minutes.
Before use
- Ensure the battery is fully charged.
- Inspect hoses for cracks or damage.
- Wear eye protection.
- Check that the correct adapter is attached for your specific item.
- Ensure the work area is clean and well-lit.
Specs in practice
- 150 PSI / 10.3 bar
- Maximum pressure capacity of the high-pressure hose.
Images and diagrams
- Page 2: Overview of the compressor components (A-J).
- Page 3: Battery insertion and basic hose connection.
- Page 4: Using adapters for different valve types.
Model compatibility
- Compatible with Fieldmann 20V battery system.
- High-pressure hose is for tires and sports balls.
- Low-pressure hose is for mattresses and rafts.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.