Table of Contents
Advertisement
Figure 15: AC Line Filter (Top View)
24VDC Power Supply (refer to Fig-
ures 6, 18, and 19)
1. Turn off AC Power to the control panel at the
Fused Disconnect.
2. Open the cabinet door and pull up on the center
portion of the TB3-F1 and TB3-F2 terminal blocks
to open the AC line fuses.
3. Using a small blade screwdriver, disconnect
the wires from TB1 and TB2 of the 24VDC supply.
4. Using a screwdriver, pull back the retaining
clamp at the bottom of the power supply on the
TB1 side while
on that side of the supply.
at the same time lifting up
5. Remove the power supply from the unit and
replace with a new one, reconnecting the wires
as follows:
From
Color
TB3-Ground
Green/Yellow
SW1-B3
Light Blue
SW1-A4
Black
SW1-X1
Dark Blue
TB4-1C
Dark Blue
SW1-X2
Dark Blue
TB4-1D
Dark Blue
6. Push fuse blocks back in, secure cabinet door
and restore AC power.
Control Card (refer to Figure 19)
1. Turn off AC Power to the control panel at the
Fused Disconnect and open the cabinet door.
2. Remove the ribbon cable from the Control Card.
3. Depress the two control card release pins.
4. Pull the Control Card out of its mounting socket
and replace.
5. Install new Control Card in reverse order of
disassembly.
6. Ensure the new Control Card DIP switch SW1
settings are correct (reference Table 6).
7. Secure cabinet door and restore AC power.
Wire
ID
To
GND
TB1-1
6
TB1-2
7
TB1-3
24
TB2-1
24
TB2-2
COM
TB2-3
TB2-4
COM
Advertisement
Table of Contents
