Human Touch AcuTouch 6.0 Service Manual

1. Power off the chair and unplug it. 2. Using a Phillips-head screwdriver, remove the two screws from the safety sensor plate on the back of the chair (Fig.1). 3. Pull the safety sensor cover backward to expose the zipper that connects the safety sensor cover to the chair (Fig.2). 4. Using a paper clip, open the zipper, then remove the safety sensor cover (Fig.2). 5. Carefully lift the safety sensor cover away from the chair (Fig.3). Tools Required: Phillips-head screwdriver, wire cutter or any other instrument suitable for cutting zip ties, paper clip. NOTE: SAVE ALL REMOVED PARTS FOR USE DURING REASSEMBLY REPLACING THE MAIN PCB April 04, 2012 It is imperative that Human Touch® products are repaired in a manner that ensures product safety and regulatory compliance and that is fully consistent with the practices used during the manufacturing process. Therefore, Human Touch requires that all product repairs are performed using only factory-new parts and in accordance with these repair instructions. Failure to adhere to these instructions voids the product warranty and releases Human Touch from all liability for injury or product damage resulting from the repair. SERVICE LEVEL: 3 (Fig.1) (Fig.2) (Fig.3) AcuTouch® 6.0 Safety sensor cover Safety sensor cover Safety sensor cover Zipper 1 Main PCB

7. Disconnect the 24 connectors from the Main PCB (Fig.4). 8. Disconnect the connector from the safety sensor (Fig.5). 9. Using a Phillips-head screwdriver, remove ten screws from the center of the Main PCB, which secures the PCB to the chair (Fig.5). 10. Remove the Main PCB from the chair (Fig.6). 2 (Fig.6) (Fig.4) Cut zip ties Main PCB 1 2 3 4 5 6 7 8 9 10 Remove 3rd screw behind this plate (Fig.5) Connector

2. Using the Phillips-head screwdriver, secure the main PCB by replacing the ten screws you removed earlier, then reconnect the 24 connectors. 3. Reconnect the cable from the Main PCB to the safety sensor. 4. Replace the zip ties in the same locations from which you removed them, to secure the cable harnesses. 5. Place the safety sensor cover into position. 6. Attach the cover to the chair using the zipper. 7. Secure the safety sensor cover using two screws. 8. Plug in the chair and power it on, then verify that all the functions are functioning are now working properly. Please send any questions or comments regarding these instructions to: [email protected] © 2012 Human Touch®, LLC. 3 INSTALLING THE NEW BACKREST ACTUATOR