1975 Datsun 280z FSM - Spooled up Racing

Air Conditioning
Connect 12-volt test light to yellow wire
of pressure switch. Ground the other end
of test light.
Light ON
Light OFF
Check lead wire connection, and when nothing
wrong is found, replace receiver drier or
pressure switch.
Check wire discontinuity on side of electric
power source of compressor relay. When
nothing wrong is found, replace relay.
Check relay and fuse for any problem.
When there is anything wrong with them,
blower motor does not operate, either.
AC-47