SELVA MARINE Fin Whale 225 EFI, Service Manual

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Troubleshooting the PTT unit
Symptom 1: PTT unit does not operate
Symptom 2 Cause 1 Cause 2 Checking step
Refer
to
page
PTT relay does not
operate PTT switch mal-
function
—
Check the PTT
switch. 7-59
Short, open, or loose
connection of the
wiring harness
—
Check the wiring
harness continuity. WD
PTT relay malfunc-
tion
—
Check the PTT
relay. 7-58
PTT motor does not
operate Short, open, or loose
connection of the
PTT motor lead
—
Check the PTT mo-
tor lead. 7-36
PTT motor malfunc-
tion
—
Disassemble and
check the PTT mo-
tor. 7-35
Blown fuse — Check the fuse. 8-5
Loose connection of
the battery terminal
—
Check the battery
terminal. 3-17
Discharged battery — Check the battery. 3-17
Oil pressure does
not increase Manual valve
opened Manual valve mal-
function Check the manual
valve. 7-30
Insufficient PTT flu-
id
—
Add sufficient fluid. 3-13
PTT fluid leakage
—
Check the PTT unit
for leakage. 7-30
Clogged filter
—
Disassemble and
check the PTT unit. 7-30
Clogged fluid pas-
sage
WD: See the wiring diagram.
Troubleshooting the power unit