XJ-6 L6-4.2L (1983)
- Open circuit between
Repair or Replace
thermal limiter and compressor (poor grd)
-
Defective compressor clutch
TEST 3
+If both HI & LO
- Defective super heat
Before replacing
lights ON
switch and defective
super heat switch
thermal limiter
and thermal limiter,
pressure must be
-then-
checked with engine
running & A/C sys-
TEST 4
tem on. Be sure
proper amount of
Place hold down
refrigerant is in
over switch. Run
system 2.5 +/- .25 lbs
system for minimum
and expansion valve
of 10 minutes.
is functioning pro-
perly. If system
reads normal, this
will confirm a super
heat switch failure.