18ENGLISHHelium Rev.5.0Push HandlesHeight-Adjustable Push HandlesThese handles are secured with pins to prevent them fromsliding out unintentionally. Opening the quick-release lever(1) makes it possible to adjust the height of the pushhandles (2) to meet your individual needs. As you movethe lever, you will hear a locking mechanism; you can noweasily position the push handle as desired. The nut on thetension lever determines how tightly the push handles areclamped into place. If the nut is loose after adjusting thetension lever, the push handle will also be too loose. Turnthe push handle from side to side before use to make surethat it is clamped securely enough into place. Afteradjusting the handle height, always clamp the tensionlever (1) securely into place. If the lever is not secure,injuries could result when ascending stairs. (Fig. 4.29).NOTE – If the height-adjustable push handles are notfitted properly, there is a risk that these will develop "play"or that they move out of position. Please make sure thatthe relevant screws are tightened correctly.Fold-down push handlesIf the push handles are not in use, they can be foldeddown depressing the button (2). When they are neededagain, simply flip them back up until they click into place.(Fig. 4.30).Anti-Tip Tubes2. Adjusting the anti-tip tubesTo achieve the correct ground clearance of approx. 1" to2" (2.5 cm to 5.0 cm), the anti-tip tubes must be raised orlowered.Press the anti-tip tube release button, so that both releasepins are drawn inwards. Move the inner tube up or downto slot into the height holes provided. Release the button.Fit the second anti-tip wheel in the same way. Bothwheels should be at the same height. (Fig. 4.31).DANGER !Sunrise Medical Recommends Use Of Anti-Tip Tubes:If the anti-tip tubes are not fitted, or have been fittedincorrectly, there is a risk of tipping over and of injury.Fig. 4.31Fig. 4.30212Fig. 4.29WARNING !Sunrise Medical recommends anti-tip tubes for all chairs.When fitting anti-tip tubes, use a torque of 7 Nm.1. Slotting the anti-tip tubes into the clamp:a. Press the rear button on the anti-tip tube on the anti-tiptube adapter, so that both release pins are drawn inwards.b. Slot the anti-tip tubes (1) into the anti-tip tube adapter.c. Turn the anti-tip tubes downwards until the release pinlocks into the clamp.d. Fit the second anti-tip tube in the same way.Active Anti Tip/Flip UpThe active Anti tip is mounted on the left or right side ofthe axle tube. By pushing it towards the axle tube, it canbe flipped downwards for operation, (Fig.4.31.1).WARNING!Make sure that the anti tip will lock in the final position. Anunlocked active anti tip can lead to serious injury of theuser.Fig. 4.31.1