Chevrolet 70 Series 1970, Service Manual

Page: 800 / 841

CH
EV
RO
LE
T
SER
IES
70-
90
HE
AV
Y
DU
TY
TR
UC
K
SH
OP
M
A
N
U
A
L
LO. C O O L A N T
IN D IC A T O R
A C C ,F E E D RLY.
ENG. A L A R M
D IF F L O C K T.T.
(TANDEM A X L E )
# 2 S P D A X L E
3 S P D A X L E
S T A R T E R SW.
B A C K U P LP
F U E L SHUTOFF
A A IR C O N D .
H E A T E R
POWERED
W INDOW
J A C O B S ENG.
B R A K E
LO. A IR SW.
- — 1 0 B R N B L K T R
-
0
-
- 1 6 B L K G R N TR
■
I
si
K
I
IB R E D W H T T R — IB B L K G R N TR
LO. AIR T.T. LO. AIR SW. ■ I
18 R E D W H T T R
—
- I 6 Y E L L I B L U E T R
—
LO OI L T.T.
H B R E D W H TTR
- 1 6 G R N W H T T R
LO.WATER T.T.
IB RED W H T T R - * - 18 R E D W HT TR — @ — /6 G R H W H T C R T R
~ ^ ^ W C
I ENG. ALARM BUZZ.
| ^ i y < 6 6 W
WHT TR
LO. COOLANT
INDICATOR
fYM f __
Ctr,--
*8
— —;!■
^ j - I
b
W
ht
^ m f ~ ~ —
7
-18 G R N
--------([ 3
} — - 1 6 G R N
— |Gx
|— 16
—
------------
l o c o o l a n t
HOT ENG.SW
DIFF LOCK T.T.
© S O L. A IR V A L V E 4
|
a z
] - * 6 - f f y a - j i ' LO OIL SW.
| B T } - * 6 -
v4-<
------
/ B O R G
----- 1
t € W H T //R E D T R
---
BACKUP LP
44
-
HTR.BLOWER
CONTROL SW.
O F F — j p O N
-
I 6 B R N
------- o-f- n
16 G R N ■
r O F F V / 6 H " '
it>—
- I 4 B R N ■
▲ A / t SW.
- 1 4 YELL
-
MEQ|
- 1 4 Y E L L -
-
1 4 B L U E W H T C R T R
-
----------
1 4 O R A N G E
-----
IIC .B .
P O W E R E D
W IN D O W SW.
i-----SF
1
/ 6 0 R G
► R E S I S T O R
— 1 4 O R A N G E
3 0 A
-14 RED WHT TR
i i
DOWN |
N O T E: SW. SH O W N W ITH
CLUTCH P E D A L IN N O R M A L
P O S IT IO N . __
o[a A
+ - I 6 B R N B L K TR
—o = '
c A -
@--------
16
- - . i r ! ) -
-/S- -(g)—
1 6 B L U E W T C R T R
----
Z B
ENG. B R K E . SW.
-14 B L U E W H T T R
---
( 2 ]
----
14 B L U E W H T
„|--------------
*/4
_
I 4
8RN WHT TR ----- •
8 CLUTCH
REAR BLOWER
FRT. BLOWER
CAB WINDOW
I4 B R N WHT TR — ^ j L I F T ' R H ^
Figure 40—Cab, Engine, and Chassis Wiring—DC, DN, FC, FN-90
Sheet 3 of 4
C
H
A
SS
IS
EL
EC
T
R
IC
A
L
AN
D
IN
ST
R
U
M
EN
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1
2
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4