Parameter Description; Changing Freecooling Type; Figure 11 Executing Run Test - Bard MULTI-TEC W18AAPA Service Instructions Manual

3. Press UP or DOWN keys to scroll to Sys Config;
press ENTER key.
4. Press UP or DOWN keys to scroll to Run Test (A11)
screen.
5. Press ENTER key to scroll to Run Test Enable
parameter (see Figure 11).
6. Press UP or DOWN key to change value to ON. The
run test will begin.
FIGURE 11
Executing Run Test
Step Action
A Open economizer damper
B Close economizer Damper
C Turn on compressor
D Enable second stage
E Open reheat valve
F Turn all cooling off
G Turn on electric heat
H Turn on electric heat stage 2
I Turn off all heating

Parameter Description

Damper Time: This is the time (in seconds) allowed for
both the opening sequence and closing sequence.
Heat/Cool Time: This is the time (in seconds) allowed
for cooling sequence and heating sequence.
Status: This will display what the unit is doing as
the run test progresses. The following messages may
appear:
1. Not Active
2. Opening Damper
3. Closing Damper
4. Compressor Stage 1
5. Compressor Stage 2
6. Reheat Valve Open
7. Cooling Off
Manual 2100-665G
Page 10 of 28
8. Electric Heat Stage 1
9. Electric Heat Stage 2
10. Heating Off
11. Run Test Stop
The unit will determine which items to test based on
the unit model number.
Identifying a Unit Address
The wall-mount unit address is displayed in the upper
right corner on the Status screen.

Changing Freecooling Type

The comparative enthalpy free cooling setting can be
changed to dry bulb free cooling using the TEC-EYE
hand-held diagnostic tool.
1. Press MENU key to access the Main Menu screen.
2. Press UP or DOWN keys and ENTER key to enter
3. Press UP or DOWN keys to scroll to Sys Config;
4. Press UP or DOWN keys to scroll to screen with
Time Required
5. Press ENTER key to scroll to parameter type.
Damper Time (150s)
6. Press UP or DOWN keys to change to desired
Damper Time (150s)
Heat/Cool Time (60s)
7. Press ENTER key to save.
Heat/Cool Time (60s)
8. Press ESCAPE key until Main Menu screen is
Heat/Cool Time (60s)
--
Heat/Cool Time (60s)
Heat/Cool Time (60s)
--
USER password 2000.
press ENTER key.
Freecooling Config heading.
value.
displayed.