HOMCOM 921-284V80 Massage Office Chair
Model Numbers: 921-284V80, 921-171
Important Information
EN: IMPORTANT, RETAIN FOR FUTURE REFERENCE: READ CAREFULLY.
FR: IMPORTANT: A LIRE ATTENTIVEMENT ET A CONSERVER POUR VOUS Y REFRERER ULTERIEUREMENT
ES: IMPORTANTE, LEA DETENIDAMENTE Y GUARDE PARA FUTURAS REFERENCIAS.
PT: IMPORTANTE, GUARDE PARA FUTURA REFERÊNCIA, LEIA ATENTAMENTE.
DE: WICHTIG! SORGFÄLTIG LESEN UND FÜR SPÄTERES NACHSCHLAGEN AUFBEWAHREN.
IT: IMPORTANTE, LEGGERE E CONSERVARE QUESTO MANUALE D'ISTRUZIONE PER UN USO FUTURO.
Estimated assembly time: 30 minutes. Number of steps: 7.
Safety Information
- Intended use: Indoor use only, for work and study.
- Ensure even weight distribution to prevent tipping.
- Remove all parts from the box and verify contents before assembly.
- Keep feet on the floor and do not press head on headrest when reclining.
- Be careful of fingers when adjusting the backrest.
- Avoid pulling the chair quickly or forcefully.
- The chair is designed for sitting only; do not use as a base or ladder.
- Do not sit on the armrests.
- Designed for one person at a time.
- Discontinue use immediately if parts are missing, damaged, or worn.
- Avoid direct sunlight to prevent plastic components from becoming brittle.
- Recommended wheels for carpet: rigid nylon or geared wheels.
- Recommended wheels for hard flooring: PU or rubber wheels (avoid metal wheels to prevent scratching).
- Beware of crushing and cutting hazards during assembly.
- Manufacturer is not responsible for damages due to improper installation or weather.
- Warning: Height adjustment components with energy storage should only be replaced or repaired by qualified personnel.
Electrical Parts Safety
- Appliance can be used by children 8+ and persons with reduced capabilities if supervised and instructed on safe use and hazards.
- Children should not play with the appliance.
- Cleaning and maintenance by users should not be done by unsupervised children.
- Use only with the provided power supply unit.
- The external flexible cable cannot be replaced; if damaged, the transformer must be scrapped.
- Persons insensitive to heat should be careful if the appliance has a heated surface.
- Do not use the power supply unit if plug pins are damaged.
Maintenance Instructions
- Clean with a vacuum cleaner.
- Wipe with a fabric dampened with water.
- Storage: Store fabric in a completely dry, clean, and cool place to prevent mold.
Product Features
- Heating massage, three-gear temperature adjustment (M1-M2-M3).
- 6 Vibration Motors.
- 3 Massage Modes.
- 3 Massage Intensities.
- Three massage zones, each operable individually.
- Default timing: 15-30-60 minute selection.
How to Use
- Insert the adapter jack into the socket on the back of the massage chair, then plug the adapter into a wall outlet.
- Turn the unit ON by pressing the POWER button. The LED will illuminate when power is on.
- Turn on massage in each zone by pressing the BACK, LUMBAR, THINGS buttons. LEDs illuminate when a zone is activated. Press again to turn off a zone.
- To choose a desired massage mode, press the MODE button. Cycle through modes by pressing MODE until the desired mode's LED illuminates.
- PULSE: for deep tapping massage.
- PRESS: for rapid tapping massage.
- WAVE: for a gradual, side-to-side vibrating massage.
- To change massage intensity, press the INTENSITY button. LEDs for HIGH, MIDDLE, or LOW intensities will illuminate.
- NOTE: Discontinue use immediately if you feel any discomfort or pain.
- NOTE: The massage chair is equipped with an auto shut-off feature.
- DO NOT use for more than 60 minutes of continuous use.
Manual Button: Keep pressing the manual button; it requires body power to lie down.
Assembly Instructions
Diagram Descriptions:
Parts:
- A x5: Casters (Wheels)
- B1 x1: Star Base (Chair Leg Assembly)
- B2 x1: Gas Lift Cylinder
- C x1: Gas Lift Cover (Telescopic Cover)
- D x1: Seat Mechanism
- E x1: Seat Cushion
- F x1: Backrest
- G x1: Armrests (Left and Right)
Hardware:
- H x4 (M6*20): Screws for Seat Mechanism
- I x1: Wire Clip
- J x6 (+2 spare): Screws for Armrests
- K x1: Allen Wrench
- M x1: Connecting Bracket/Plate
- N x6 (M8*25, +1 spare): Screws for Armrests
- O x1: Power Adapter
- P x1: Remote Control
Step 01: Assemble the chair base. Insert casters (A) into the holes of the star base (B1). Place the gas lift cylinder (B2) into the center of the star base. Place the gas lift cover (C) over the gas lift cylinder.
Step 02: Attach the seat mechanism (D) to the underside of the seat cushion (E). Ensure the front of the mechanism (usually marked) faces the front of the seat. Secure with screws (H).
Step 03: Connect the wires from the seat mechanism (D) to the gas lift cylinder (B2) and any other necessary components. A wire clip (I) might be used to secure connections. The diagram shows a wire connection labeled "White".
Step 04: Attach the armrests (G) to the sides of the seat cushion (E) using screws (J and N). Use the Allen wrench (K) for tightening.
Step 05: Attach the backrest (F) to the seat mechanism (D) using screws (J and N). Ensure proper alignment.
Step 06: Connect the power adapter (O) to the chair and plug it into a wall outlet. The remote control (P) is used to operate the massage functions.
Electrical Specifications:
| Parameter | Value |
|---|---|
| Input voltage | AC100-240 V |
| Input AC frequency | 50-60 Hz |
| Output voltage | 12 V |
| Output current | 1 A |
| Output power | 12 W |
| Average active efficiency | 83.15-83.87% |
| Efficiency at low load (10 %) | 82.96 -86.13% |
| No-load power consumption | 0.04-0.09 W |
Remote Control Functions
The remote control allows operation of the chair's massage features. Key buttons include:
- POWER: Turns the unit ON/OFF.
- AUTO: Activates an automatic massage sequence.
- THIGH, LUMBAR, BACK (or THIGH, LUMBAR, POSTERIORE / OBERSCHENKEL, LENDENWIRBEL, RÜCKEN / COSCIA, LOMBARE, POSTERIORE): Buttons to activate massage in specific zones.
- MODE: Cycles through different massage modes (PULSE, PRESS, WAVE).
- HEAT: Activates the heating function. Temperature settings are 42°C, 52°C, 62°C.
- TIMER: Sets the massage duration (15, 30, or 60 minutes).
- INTENSITY: Adjusts the massage intensity (HIGH, MIDDLE, LOW).
Contact Information
For questions or assistance, please contact the customer care center for your region:
- US: 001-877-644-9366, customerservice@aosom.com
- CA: 416-792-6088, customerservice@aosom.ca
- UK: 0044-800-240-4004, enquiries@mhstar.co.uk
- FR: 0033-1-84166106, aosom@mhfrance.fr
- DE: +49 40 87408465, service@aosom.de
- ES: 0034-931294512, atencioncliente@aosom.es
- PT: 0034-931294512, info@aosom.pt.
- IT: 0039-0249471447, clienti@aosom.it
Recycling Information: This appliance, its accessories, cords, and batteries are recyclable. Please recycle responsibly.
