The power cord will be cut if the massage chair isn't switched on or off correctly. The second problem is that the massage chairs are not receiving enough power. You should check the power supply if this happens. If the power cord has become damaged, you will need to replace it. You should not run the massage chair at low power. It is I don't find a repair manual for this OSIM product posted on the web. There are a number of sites purportedly offering parts but none offering a manual. Once such a chair is outside the year warranty, the OSIM repair center appears to want money up front before working on a chair, although they say most are repaired in "one visit." Step 1: Adjust the Massage Chair According to Your Body Adjusting the massage chair to your body is an essential factor. Massager chairs are designed to adjust for weight, height, and width automatically. The height of protrusion of the rollers and nodes adjust by measuring the pressure on the seatback. Osim I desire massage chair Brand:Osim iDesirModel:OS 7800 (Made in Japan) Bought at $6,800. Selling at $2,800 in good condition (negotiable) Interested party pls call Mr Oon 97361019. By OSIM Smart DIY Massage Chair @ RM99/month FREE uMask Star Eye massager. Shop here. Shop Online Exclusive Offer here (Free Delivery min spend RM1,000 *WM Only) OSIM New Arrivals is here, check it out now! OSIM uJolly 2 Smart V-Hand Grip Backrest Massager FREE uMask Star @ RM79/month. 262 Lot Description: OSIM iDesire OS-7800 full body massage chair made in Japan, in excellent working order, complete with remote control, accessories, instruction manual etc, one owner, only used for personal home use, never been used in commercial capacity. Notes: Original cost nearly $8000 Estimate: A$1,500 - 2,000 Realised Price: ***** THE WORLD'S 1ST GAMING CHAIR WITH V-HAND MASSAGE TECHNOLOGY. As seen on Unbox Therapy (Promotion code has expired, do not include eye massager ). Level up your sitting game with comfort and massage. The OSIM uThrone give gamers that extra energy boost you need for prolonged gaming and allow you to relieve neck, shoulders and lumbar pain while re-energizing the whole body. Step 2: Remove the armrest and leg rest according to the directions for your chair model if your chair is a little wider than the front door. Step 3: While standing behind the massage chair, pull the backrest off of the chair until it is lifted onto the wheels at the base. Lifting the front of the chair while pulling back on the backrest for Hello Select your address All I NEED A USER/OWNERS MANUAL FOR AN OSIM UHARMONY M I NEED A USER/OWNERS MANUAL FOR AN OSIM UHARMONY MASSSAGE CHAIR, MODEL # OS-7400. Asked by BRIAN on 02/21/2012 5 Answers. ManualsOnline posted an answer 10 years, 4 months ago. The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. OSIM uThrone Gaming Massage Chair boasts to be the world's number one gaming chair. Its V Hand Technology emulates skillful techniques and flexibility of a masseuse's hands and its 360-degree massage rollers are designed to roll along your neck and shoulder contour while delivering targeted neck and shoulder massages for effective pain relief. Kahuna Kappa 4D Massage Chair; Kahuna Heated Full Body Massage Chair LM-7000; Kahuna The Kings Elite EM-8500 Full Body 4D Mas Limitless Slender HM-5000 Kahuna Massage Chair Kahuna Premium LED Mask V2; Kahuna Heated Full Body Massa