Yamaha F40BMHD Service Manual page 430

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ELEC
ENRICHMENT CONTROL SYSTEM ............................................................ 8-31
CHECKING THE BATTERY .................................................................... 8-32
CHECKING THE FUSE ........................................................................... 8-32
CHECKING THE MAIN SWITCH ........................................................... 8-32
CHECKING THE POWER COIL OUTPUT PEAK VOLTAGE ..................8-32
CHECKING THE THERMO HEATER PLUNGER ................................... 8-32
POWER TRIM AND TILT SYSTEM (ET) ....................................................... 8-34
CHECKING THE FUSES ........................................................................ 8-35
CHECKING THE BATTERY .................................................................... 8-35
CHECKING THE POWER TRIM AND TILT RELAY ................................8-35
CHECKING THE TRAILER SWITCH CONTINUITY ...............................8-36
MEASURING THE TRIM SENSOR RESISTANCE ................................8-36
POWER TRIM AND TILT MOTOR (ET) ........................................................ 8-37
DISASSEMBLING/ASSEMBLING THE POWER TRIM AND
TILT MOTOR .......................................................................................... 8-37
CHECKING THE MOTOR ....................................................................... 8-38
CHECKING THE POWER TRIM AND TILT MOTOR ASSEMBLY .......... 8-39
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