5
W450769A 01/14
1.2 Upgrade Parts:
1.2.1 A450769 Computer Assembly
– Where applicable, the computer assembly includes a
wiring harness designed to integrate with the existing Terex crane wiring harness where
applicable. Refer to the installation drawing below.
1.2.2 A450251 RCI 510 Display
– The display is designed specifically for upgrading Terex cranes
and operates with Terex-style menus.
Pos
Neg
Existing Crane
Wiring
Ba
tt
er
y
FK
O
Sol
en
oi
d
White
Black
Red
Green
Existing Reeling
Drum
Red
White
Black
Green
- BLD 2
- BLD 1
- BLD 8
- BLD 7
White
Red
Green
Black
- BLD 37
- BLD 34
- BLD 36
- BLD 35
B
2
A
1
Existing Swing Pot
A450769
Computer
A450251
RCI 510 Display
White
Green
Red
Black
**See Note**
***Note***
Sometimes the Green wire was replaced by a red jumper wire inside
the MG400 computer from the positive Battery lead to Relay 2 C. In this case
use a jumper wire from BLD 3 to BLD 7
