HYCHIKA BETTER TOOLS FOR BETTER LIFE
Instruction Manual
Paint Sprayer BB729
Illustration of the HYCHIKA BB729 Paint Sprayer.
2. Technical Parameters
| Model: BB729 | |
| Rated power: 4.6A | Spray distance: 8-10 inch |
| Rated voltage: 120V | Width: 8-12 inch |
| Frequency: 60Hz | Max viscosity: 80DIN-s |
| Rated speed: 32000RPM | Tank capacity: 800ml |
| Wire length: 3m |
3. Function
Suitable for painting furniture, fences, doors, windows, walls, ceilings, car repairing, high altitude operations, and more.
4. How to Use
Before using the electric spray gun, material preparation is the first stage. Please refer to the thinning chart and picture.
Diagram illustrating the viscosity test using a funnel and stopwatch. DIN-S: The time for the liquid to run out of a funnel.
| Material | Viscosity (DIN-S) |
| Oil enamel | 25-60 s |
| Oil based primer | 30-60 s |
| Oil stain | No thinning required |
| Clear sealer | No thinning required |
| Polyurethane | No thinning required |
| Lacquer | 25-30 s |
| Varnish | 25-30 s |
| Automotive finishes | 20-40 s |
| Latex | 45-90 s |
- Unscrew the paint container from the spray gun.
- Adjust the suction tube:
- If spraying upward, the inclined end of the straw should point to the back of the gun.
- If spraying downward, the inclined end of the straw should point to the front of the gun.
- Pour material into the container, ensuring not to exceed 800 ml. Illustration showing material being poured into the paint container, with a warning symbol indicating the maximum fill line (800ml).
- Remove the motor:
- Hold the spray gun with your hand.
- Simultaneously, hold the motor handle by hand and rotate it 90° counterclockwise.
- Pull out to remove the motor from the spray gun.
- Connect the spray gun body to the motor:
- Hold the spray gun by hand, align the slot on the spray gun with the slot on the motor, and then insert it. Diagram showing the spray gun body and the motor being aligned for connection.
- Hold the motor handle by hand and rotate it 90° clockwise.
- When the gun is parallel to the main engine, it is locked. Diagram illustrating the spray gun and motor connected and locked in place.
- Hold the spray gun by hand, align the slot on the spray gun with the slot on the motor, and then insert it.
- Adjust the needle adjusting screw to meet your requirement:
- Adjust the screw to the left to decrease paint volume and lower paint thickness.
- Adjust the screw to the right to increase paint volume and increase paint thickness. Close-up view of the spray gun nozzle showing adjustment options for paint flow.
- Turn on the power switch and press the trigger to spray paint.
If any problems, please contact HYCHIKA after-sales email: support@hychika.com
5. How To Spray Properly: EVEN COAT THROUGHOUT
Correct:
Keep stroke smooth and at an even speed.
Incorrect:
Do not flex wrist while spraying.
