Figure 1.9 Wiring: Vac Supply Wiring Figure 2.9 Status Display Showing Units "Online; Figure 2.10 Status Display Showing Units "Offline; Figure 2.11 Board Switch Display; Figure 2.12 Executing Run Test - Bard W48A2PQ Installation And Service Instructions Manual

Free cooling unit system wall-mounted package & bard-link plc lead/lag controller
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1. Press MENU button to go to main menu.
2. Go to Board Switch menu, press ENTER. Display
will show which unit or units are offline (see Figure
2.11). Units offline will show up as "no device
connected". In the example below, Unit 3 is not
showing up as online.
3. Check the wiring connections on the units showing
as offline.
4. Repeat Steps 1-3 to confirm unit online status and
further diagnose connection issues if necessary.
FIGURE 2.9
Status Display Showing Units "Online"
FIGURE 2.10
Status Display Showing Units "Offline"
FIGURE 2.11
Board Switch Display*
Unit 3 not showing as online
* This same display can also be viewed on the TEC-EYE
Units
LC5000-100
Run Test
Execute a run test on each unit to verify the equipment
is functioning correctly.
1. Go to Technician menu, press ENTER key.
2. Press UP or DOWN arrow keys to get to Service
Settings menu, press ENTER key.
3. Press UP or DOWN arrow keys to get to Control
Setting menu, press ENTER key.
4. Cursor will be flashing in upper left corner of
screen. Press ENTER key to scroll to Run Test.
5. Press UP arrow key to change "No" on screen to
"Yes". Will begin the run test (see Figure 2.12).
FIGURE 2.12
Executing Run Test
Run Test Approximate Timings (in Minutes)
Blower
On: 0:00
Damper
Open: 0:00 – 2:40
Closed: 2:41 – 4:57
Compressor On: 4:58
Off: 6:00
Heat
On: 6:01
Off: 7:10
Blower
Off: 8:19
Board Switch Display Icons
Controllers (I/O Boards) active in network
Display(s) active in network
No device connected
LC5000-100 and
TEC-EYE Displays
Manual
2100-642
Page
45 of 82

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