UPHOLSTERY INSTALLATION7SERIES 5 DENTAL CHAIRInstallation InstructionsSEAT UPHOLSTERY1 Center and place the seat upholstery on the seatplate so that the clips on the bottom of the seatupholstery drop into the slots of the Seat Plate.2 Engage the clips by pushing the seat upholsterytoward the backrest.3 Once the clips are engaged, turn the two rotatingcatches 90 degrees to lock the seat in position.BACKREST UPHOLSTERY1 Attach the backrest upholstery by aligning thelower keyhole features in the plastic substrate tothe flat head elevator bolts on the metal back.2 Push down and slide the backest upholsterytoward the seat until the upper keyhole featurescatch on the upper elevator bolts.3 Ensure that the upper elevator bolts engage inthe upper keyhole slots of the backrest uphol-stery substrate and continue to push the backresttoward the seat until it is fully engaged on the metalback.HEADREST UPHOLSTERY2 Align the keyholes of the headrest upholstery to the flat head boltson the headrest assembly.3 Push down and slide the headrest upholstery toward the bottomtip of the casting to engage the bolts in the keyhole slots.4 Complete the assembly by adding the 6-32 screw to the back ofthe headrest as shown (right).WARNING: Failure to properly assemblethe seat upholstery to the chair could resultin injury or damage to the equipment.211 Remove the 6-32 screw from the back of the headrest upholsteryand set aside.