10 Lifting ArmsTo keep the arm in good working order and to reducethe amount of down time and the risk of accidents, apreventive maintenance program must beimplemented and followed thoroughly.Maintenance personnel must be familiar with theoperation of the arm, the safety around it and themaintenance procedures described in this chapter.Daily InspectionOn a daily basis, perform a visual inspection of the arm,looking for leaks, cracks or premature wear of themoving parts. For detailed information on greasingpoints, see Lubrication on page 99.To perform the daily inspection:1. Start the engine and engage the hydraulic pump(pump switch ON).2. Fully extend the arm.3. Turn off the hydraulic pump and the engine.4. Perform a visual inspection of the following items:Danger! Always lock out and tag out the vehiclewhen inspecting or performingmaintenance on it (see Locking Out andTagging Out the Vehicle on page 12)Danger! Do not stand directly in the path of thearm while performing the inspection.
