– 79 –
510 / 550 Schematic
XX-YY
XX: W
ire Color
YY
: W
ire Gauge
W
White
B
Black
S
Grey
N
Blue
Y
Yellow
G
Green
GY
Green/
Yellow
C
Brown
R
Red
P
Pink
V
Purple
O
Orange
T
Ta
n
1. N
ot u
sa
ble
2. P
ow
er s
uppl
y[+
]
3. G
round
4. O
utp
ut*
5. N
ot u
sa
bl
e
6. N
ot u
sa
bl
e
7. N
ot u
sa
bl
e
8. N
ot u
sa
bl
e
Pre
ssu
re S
enso
r
*T
o m
ea
su
re o
utp
ut v
olt
ag
e, c
on
ne
ct t
he
pr
ob
es
be
tw
ee
n p
in 4
an
d
pin
3.
Sh
o
ng
pin
3 t
o p
in 2
w
ill c
au
se
th
e m
ain
bo
ard
to
sh
ut
do
w
n
5
Resistance T
able
Component
Resistance
Motor
5.25
+7% ohms (Phase Resistance)
3.5+7% ohms (Line Resistance)
Valve typical coil
1,000 ohms
Door lock coil
70 ohms, at 25°C
Damper motor
4.2k ohms
Drain pump motor
19.5
+10% ohms