55 ELECTRICALS Wiper care : 1. Wiper blade attack angle on wind shield glass should be 90 deg. i.e perpendicular. Fig. 60 Remove wiper blade and rest wiper arm on wind shield glass in the centre position. Check the gap between arm strip and glass. Adjust by twisting wiper arm. 2. Lubricate (one drop) hinge joint area in each vehicle service to achieve proper arm pressure. Fig. 61 3. If metal frame of secondary lever is found twisted, straighten the lever and yoke. 4. If vertebra is found protruding out, slide the vertebra inside the rubber and crimp the claw to prevent if form coming out again. Fig. 62 5. Wiper blade should not over ride the windshield glass as the rubber element may get damaged. This can be adjusted by loosening the wiper arm and resetting, so that it remains (parallel) above the rubber lining in the parking position. Fig. 60 Fig. 61 Fig. 62 WINDSHIELD GLASS WINDSHIELD GLASS NOT OK OK OK NOT OK WINDSHIELD GLASS WINDSHIELD GLASS TOOL SECONDARY LEVER FLEXER CLAW CRIMPING CHECK FREE MOVEMENT OF ARM & BLADE JOINT LUBRICATION AREA (ONE DROP EACH)
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