A/C Thermostat
Test
Connect battery power to terminal C and ground termi-
nal B, and connect a test light between terminals A and
N O T E : U s e a 1 2 V , 3 W - 1 8 W t e s t l i g h t .
Dip the A-/C thermostat into a cup filled with ice water,
and check the test light.
The light should go off at 37"F (3"C) or less. and should
come on at 39"F (4"C1 or more.
lf the light doesn't come on and go off as specified,
replace the Ay'C thermostat.
There should be continuity between the A and C term!
n a l s w h e n p o w e r a n d g r o u n d a r e c o n n e c t e d t o t h e B
and D terminals.
There should be no continuity when power is discon-
nected.
.
Radiator fan relay
Condenser fan relay
Compressor clutch relay
Relays
a
a
, I
I
r
-
b
I
n
P
. I
I
1 2 V . 3 W - 1 8 W
A
B
C
22-19