Tohatsu MFS 6 B [11/81] Chapter 2 service data and tools

Содержание

CHAPTER 2 SERVICE DATA AND TOOLS Description Standard value 5A2S 6A2S Check Item 4A2 BTDC25 10 mm 0 39 in or more 500 rpm Measured by genuine spark tester Ignition timing Electrical Items Spark performance Magneto Ignition coil Cooling Items C D unit Rectifier OP Lower Unit Items NGK DCPR 6E 0 8 0 9 mm 0 031 0 035 in 12V60W Resistance of alternator coil Between yellow yellow wire 0 39 Q 20 Resistance of Pulser coil Between red white wire and black wire 166 Q 20 Resistance of exciter coil Between black red wire and white wire 119Q 20 Resistance of primary coil Between black yellow wire and core 0 2 0 38 Q Resistance of secondary coil Between high tension cord and core 3 000 4 400 Q Refer to Chapter 8 Refer to Chapter 10 Operation of thermostat Start to open 52 C 2 C 125 F 4 F Temperature at which valve opens full 65 C 2 C 150 F 4 F Thermostat Valve lift stroke when it fully opens 3 mm 0 12 in or more Pump impeller Wear out crack Pump case liner Guide plate Anode Wear out Wear out Gear case anode Damaged at bearing portion Damaged at oil seal portion Propeller shaft Other Items Spark plug Plug gap Alternator output OP Bevel gear Backlash between bevel gears A and B 0 16 0 49 mm 0 0063 0 0193 in 0 05 0 15 mm 0 0020 0 0059 in Clearance between bushing of bevel gear A and propeller shaft 0 030 0 058 mm 0 0012 0 0023 in Clearance between bushing of bevel gear C and propeller shaft 0 040 0 070 mm 0 0016 0 0028 in Drive shaft bushing Propeller 7 Propeller 8 Propeller 9 Clearance between drive shaft and bushing 0 016 0 073 mm 0 0006 0 0029 in Outer diameter x pitch Outer diameter x pitch Outer diameter x pitch 200 x 178 mm 7 9 X 7 in 200 x 186 mm 7 9 x 7 3 in 200 x 229 mm 7 9 x 9 in Oil seals Wear out damage Values in parentheses are dial readings of a backlash gauge 8