{"model":"mk3","model_name":"MK3 Supra","vehicle":"Toyota Supra A70 (1986.5–1992, 7M-GE / 7M-GTE)","document":"Repair Manual","section":"MA","section_name":"Maintenance","page":6,"pages_in_section":16,"title":"Maintenance Operations","section_header":"Maintenance — Maintenance Operations","ocr_text":"MAINTENANCE OPERATIONS\n\nENGINE\nCold Engine Operations\n\n1. REPLACE TIMING BELT\n(a) Remove the timing belt.\n(See pages EM-22 to 25)\n(b) Install the timing belt.\n(See pages EM-28 to 31)\n\n2. INSPECT DRIVE BELTS\n(a) Visually check the belt for excessive wear, frayed cords etc.\nIf necessary, replace the drive belt.\nHINT: Cracks on the rib side of a belt are considered acceptable. If the belt has chunks missing from the ribs, it should be replaced.\n\n(b) Using a belt tension gauge, check the drive belt tension.\nBelt tension gauge:\nNippondenso BTG-20 (95506-00020)\nBorroughs No. BT-33-73F\nDrive belt tension:\nAlternator Used belt 115 ± 20 lb\nNew belt 175 ± 5 lb\nPS pump Used belt 115 ± 20 lb\nNew belt 160 ± 20 lb\nA/C Used belt 105 ± 10 lb\nNew belt 160 ± 20 lb\nIf necessary, adjust the drive belt tension.\nHINT:\n• \"New belt\" refers to a belt which has been used less than 5 minutes on a running engine.\n• \"Used belt\" refers to a belt which has been used on a running engine for 5 minutes or more.\n• After replacing the drive belt, check that it fits properly in the ribbed grooves, especially in the places difficult to see.\n• After installing a new belt, run the engine for approx. 5 minutes and then recheck the tension.","image":"https://tsrm.sasquatchvc.com/images/mk3/MA/MA_006.png","url":"https://tsrm.sasquatchvc.com/mk3/tsrm/MA/6","prev":{"page":5,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/MA/5","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/5"},"next":{"page":7,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/MA/7","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/7"},"section_url":"https://tsrm.sasquatchvc.com/mk3/tsrm/MA","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/1","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/2","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/3","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/4","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/5","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/6","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/7","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/8","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/9","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/10","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/11","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/12","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/13","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/14","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/15","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/MA/16"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}