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67C3K11
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Troubleshooting the PTT unit (PTT model)
Symptom 1: PTT unit does not operate
Symptom 2
Cause 1
Cause 2
Checking step
Refer
to
page
PTT motor does not
operate
Blown fuse
—
Check the fuse.
PTT switch mal-
function
—
Check the PTT
switch.
PTT relay malfunc-
tion
—
Check the PTT
relay.
Short or open con-
nection in PTT
motor circuit
—
Check the wiring
harness continuity.
WD
PTT motor malfunc-
tion
—
Disassemble and
check the PTT
motor.
PTT motor oper-
ates, but the tilt ram
does not extend
Manual valve left
open
Manual valve mal-
function
Check the manual
valve.
Insufficient PTT
fluid
—
Add sufficient fluid.
PTT fluid leakage
—
Check the PTT unit
for leakage.
Clogged filter
—
Disassemble and
check the PTT unit.
Clogged fluid pas-
sages
Malfunction of the
PTT unit internal
parts
WD: See the wiring diagram.
Содержание F30A
Страница 1: ...F30A F40B SERVICE MANUAL 67C 28197 3K 11 ...
Страница 4: ......
Страница 26: ...GEN INFO General information 1 21 67C3K11 MEMO ...
Страница 150: ...POWR Power unit 5 55 67C3K11 MEMO ...
Страница 172: ...LOWR Lower unit 6 21 67C3K11 Shimming S67C6063 T1 T2 B2 A2 F R P T3 B3 A3 42 0 T1 T2 B1 28 0 28 0 B2 A2 A1 ...
Страница 236: ...BRKT Bracket unit 7 55 67C3K11 MEMO ...
Страница 282: ......
Страница 283: ...YAMAHA MOTOR CO LTD Printed in China Aug 2007 1 2 1 CR E ...