14Changing Light Bulbs1. Disconnect power to door opener.Open powerhead light cover(s) by pressing in on upper locking tab and swing down.• Replace old light bulb(s) with new.• Use 100 Watt MAX* incandescent bulbs or the CFL or LED equivalent.*NOTE: 2562 and 2568 models use 60 Watt Max bulbs.• Close powerhead light cover(s).2. Reconnect power to door opener and close lens cover.• Test light operation.NOTE: Use of LED bulbs may reduce the range of your remote controls.Visit www.GenieCompany.com for more information on specific LED bulbs produced for garage door openers.F. Light Bulb ReplacementWARNING!• Use extreme caution when working from a ladder or stepstool or serious injury can occur.• When replacing light cover, make sure wires are not pinchedor near moving parts.• Use only properly rated incandescent, LED or CFL light bulbs.• DO NOT use bulbs with a rating greater than 100 Watts*.• Use A19 size light bulbs. DO NOT use bulbs having a shortneck.AVERTISSEMENT!• Faire particulièrement attention lors de travaux effectuésdepuis une échelle ou en escabeau.• En referment le couvercle de l’éclairage, s’assurer que les filsne sont ni coincés ni près des pièces mobiles.• Utilisez uniquement incandescence correctement classé, LEDou des ampoules fluocompactes.• NE PAS utiliser des ampoules avec une note supérieure à 100Watts*• Utilisez A19 ampoules de taille. NE PAS utiliser des ampoulesayant un cou court.MAINTENANCE & ADJUSTMENTSSpeed Adjustment10Speed Settings (DC Models only)Speed settings are pre-programmed at the factory for themaximum speed. Speed settings should not need adjustmentwith this unit. However, travel speed for the opener canbe adjusted to a slower speed in both the Open and Closedirections, to minimize wear on heavier sectional doors.There are three speed settings available for sectional doors.Please note that speed may be affected by door weight andbalance, along with condition of door components and tracks.G. Adjustment Guides