Tadano GT-600EX, Service Manual

Page: 51 / 124

Z-2 Z-2
Electric Circuit (Upper)
4
WZ03-6151E
2. Reading method of electric circuit diagram
2.1 Notational convention
■
Conditions
1. Crane : traveling condition
2. PTO switch : OFF
3. Boom : fully retracted, over-front
4. Hook blocks : two-blocking
5. Starter switch : OFF
6. Control levers : neutral positions
■
Wire label
"Wire label" consists of the wire number and the wire
distinction symbol.
The wire number is all the same if there is
conduction.
Notation is discriminated by the circuit usage. Refer the
below.
1 ） Signal line
○○○
AA
Example ： (001AA) W, (035AA) BR, (106AA) Y/L,
(1000AA) G/R
2
）
Power supply line
Main power supply
A
○○
AA
Example
：
(A01AA)
3 ） GND line
Wiring from GND seat connector to GND terminal.
B
○○
AA
Example ： (B01AA), (B20AA)
4
）
Cable line
、
Shield line
Cabtire cable, Solid wire cable (thick), etc.
・
Cable line
C ○○ – ○○○
・ Shield line
S
○○
–
○○○
Example ： (C01-001), (S016-045)
5
）
Shield line(GND)
Wire to establish GND by diverging another wire to the
shield line
S
○○
– AA
Example ： (S016-AA), (S016-AB)
6
）
Joint label
Same with "Wire label"
J
○○○
AA
Example
：
J001AA, J035AA, J106AA, J1000AA,
JC01AA,JS016AA, JB01AA
7 ） Node name at diverging point
N
○○○
■
Wire
1 ） Indication of wire size
Indicate the wire size other than the indication at
[NOTICE].
2
）
Indication of wire type
Indicate the wire type other than the indication at
[NOTICE].
3
）
Indication of wire color
Indicate the wire color as seen below and its combination
(base color/marked color).
Symbol Color Symbol Color
B Black P Pink
W White O Orange
R Red BR Brown
G Green LG Light green
Y Yellow SB Sky blue
L Blue GR Gray
V Violet
■ Protective layer name
Add protective layer name on wire route other than
rolling with tape.
Protective layer name (
○
is the diameter of protective
layer)
・
Vinyl tube: Vinyl(Ø
○×
Ø
○
)
・ Corrugated tube: COTØ ○
・ Spiral tube: STØ ○
Signal distinction
symbol
Signal distinction
symbol
Signal distinction
symbol
Signal distinction
symbol
Signal distinction
symbol
Wire number
Wire number
Wire number
Wire number
Wire number
Signal distinction
symbol
Wire number
Routing node number
Wire label