TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
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A/Service Specifications15 / 36
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CHARGING SYSTEM — MK3 Supra Service Specifications, page 15
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CHARGING SYSTEM Drive belt tension See page A-2 Battery specific gravity When fully charged at 20°C (68°F) 1.25 – 1.27 Alternator Rated output ampere 7M-GE 12 V 70 A 7M-GTE 12 V 80 A Rotor coil resistance 2.8 – 3.0 Ω Slip ring diameter STD 14.2 – 14.4 mm 0.559 – 0.567 in. Limit 12.8 mm 0.504 in. Bush exposed length STD 10.5 mm 0.413 in. Limit 1.5 mm 0.059 in. Alternator regulator (IC) Regulator voltage at 25°C (77°F) 14.0 – 15.0 V at 116°C (230°F) 13.5 – 14.3 V CLUTCH Specifications Pedal height (from asphalt sheet) 157 – 167 mm 6.18 – 6.57 in. Push rod play at pedal top 1 – 5 mm 0.04 – 0.20 in. Pedal freeplay 5 – 15 mm 0.20 – 0.59 in. Clutch release point 25 mm (0.98 in.) or more (from pedal stroke end position to release point) Disc rivet head depth Limit 0.3 mm 0.012 in. Disc runout Limit 0.8 mm 0.031 in. Diaphragm spring out-of-alignment Limit 0.5 mm 0.020 in. Diaphragm spring finger wear Depth Limit 0.6 mm 0.024 in. Width Limit 5.0 mm 0.197 in. Flywheel runout Limit 0.2 mm 0.008 in. Torque Specifications Part tightened kg·cm ft·lb N·m Clutch cover × Flywheel 195 14 19 Reservoir tank set bolt 250 18 25 Clutch line tube union 155 11 15 Flexible hose × Release cylinder (7M-GE) 235 17 23 Bleeder plug 110 8 11 Flywheel set bolt 750 54 74 Release cylinder × Clutch housing 120 9 12