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Cabling the 3746-900 to the 3745-X1A
Cabling the Unit Emergency Power Off (UEPO) Cable from the
3746-900 to the 3745-X1A
Step
1. ____ Plug the connector
.6/
of the UEPO cable (PN 76F9341) in location
07H-A1-J6 of the 3746-900 power distribution box. (refer to Figure 4-10
on page 4-12 for location)
Step
2. ____ On 3745 model 21A or 61A, remove the cover
.5/
in front of the
CCU board.
Step
3. ____ Remove UEPO plugs from the cable leads.
Step
4. ____ Route the cable through the hole at the bottom left side of the
3746-900 (front view), along the bottom of the 3745 base frame, and up
to the 3745 control panel (refer to Figure 4-10 on page 4-12).
Note: If a 3746 A11 or A12 is installed this cable is routed along the
bottom of these expansion frames.
Step
5. ____ Open the 3745 control panel. Locate the unit emergency power
OFF (UEPO) switch at the rear of the control panel (see Figure 4-9).
Step
6. ____ Plug the UEPO cable leads to the UEPO switch as follow:
a.
.1/
and
.3/
to D3 and D2
b.
.2/
and
.4/
to C3 and C2
Step
7. ____ Connect the ground cables
.7/
to the 3745 and 3746-900 frames
using screws PN 2665527 and lockwashers PN 1622346, and store the
excess of the cable in the 3746-900 frame.
C o n t r o l
P a n e l
U E P O
S w i t c h
B a t t e r y
U E P O
C a b l e
Figure
4-9. 3745-X1A Control Panel (Rear View)
Chapter 4. Connecting the 3746-900 to a 3745-X1A
4-11
Содержание 3746-900
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