Chevrolet 70 Series 1970, Service Manual

Page: 810 / 841

C
H
E
V
R
O
L
E
T
SERIES
7
0
-90
H
EA
VY
D
U
TY
TRUCK
SH
O
P
M
A
N
U
A
L
f
FUEL GAUGE
DUAL FU EL TANK-R.PO. N07
( GAS MODELS ONLY)
ENGINE ALARM R P 0 .X 5 4
DIFFERENTIAL
LOCK
TELL-TALE
(A L L
TANDEM A XLE MODELS)
LOW AIR ALARM BUZZER
NOTE-lETTERS"A THRU C" FOR
ClRCUtT CONTINUITY ONLY.
-1 8 BRN. WHT. CR. TR. ■
F U E L TAN K
S E L E C T O R SW .
f t H
<w^v-
R.H.
F U E L G A .
TAN K UNIT
HX. yv
J *
-------
t8 B m .W H T .C R .
T R . - ( iS - l
8
BRN.WHT.
CR.TRC3
-------
18 TAN {H IM ) -
R J t T A C *
■C— < (? > - IB WHT. I RED ------------- IB BRN. WHT. CR. TP. ---------- J O ' ' ' * * — ♦ F L E L GA
T
WHT. 2 RED TR.
•
WHT 2 RED TR.
•
18 WHT. 2 RED TR.
iP WHT. 2 RED TR.
-
-INSTR. L fi TAKEdFF CONNECTOR
--------------- 2 0 G R A Y -^ y ^ AMMETER ( R.PO.)
- 6 GRAY ---- OIL GAUGE
§ ------
18 GRAY—@ +
V O L T M E T E R
- /8 GRAY — ^ 4
X T A C H O M E TE R
18 GRAY
-----© H r
11
- > F U E L G A . J ' i T
- 18 WHT 2 RED TR.
18 PtNK
GPfNK
----------------------------------------------------49 BLK. GRN. TR.
LOW AIR SW . f - o j o --------------
& B LK .G R N .
tr
.
------------------------------------------------
80K B LU E
LOW 0*L SW. 4 " ^ ^ -------------
e e tfc .
-------------------- { 3
— & DK. B U IE ->
E N G * € A L A R M
B U Z Z E R ( R .P O .)
HOT ENG. SW . 0 - ^ 0 ----------
/a BLK.
--------------------- £ 5 0 — 4 ?
BLK.
------------'
\s>
-1 8 GRN. WHT CR TR. -O ' * O F F LO C K S W
- V GRN. WHT. CR- TR.
DIFF. LO C K T.T.
— IB WHT. 2 RED TR. ■
- -4
9 BLK. GRN. TR
,;-------
O F F : LO C K s w .
^ LO W A IR A L A R M
b u z z e r
I
A IR SW . f
-Q ^ O -G BLK. GRN. TR.
Figure 42—Cab, Bngine, and Chassis Wiring—HV, JV-70
Sheet 3 of 6
C
H
A
SS
IS
EL
EC
T
R
IC
A
L
AN
D
IN
ST
R
U
M
EN
T
S
1
2
-6
4