WaterFurnace Versatec Base - Manual (Page 22)

22
VERSATEC BASE 50Hz SERIES INSTALLATION MANUAL
Blower Performance Data cont.
The ABC board’s Yellow Confi g LED will fl ash the current
variable speed ECM blower speed selections for low, med, and
high continuously with a short pause in between. The speeds
can also be confi rmed with the AID Tool under the Setup/ECM
Setup screen. The variable speed ECM blower motor speeds
can be fi eld adjusted with or without using an AID Tool.
Variable Speed ECM Setup without an AID Tool
The blower speeds for Low (G only), Med (Y1), and High
(Y2/Aux) can be adjusted directly at the Aurora ABC board
which utilizes the push button (SW1) on the ABC board.
This procedure is outlined in the Variable Speed ECM
Confi guration Mode portion of the Aurora ‘Base’ Control
System section.
Variable Speed ECM Setup with an AID Tool
A much easier method utilizes the AID Tool to change the
airfl ow using the procedure below. First navigate to the Setup
screen and then select ECM Setup. This screen displays the
current variable speed ECM settings. It allows the technician
to enter the setup screens to change the variable speed ECM
settings. Change the highlighted item using the ◀ and ▶
buttons and then press the ◙ button to select the item.
Setting Blower Speed - Variable Speed ECM
Variable Speed ECM Speed Setup - These screens allow
the technician to select the low, medium, and high blower
speed for the variable speed ECM blower motor. Change the
highlighted item using the ▲ and ▼ buttons. Press the ◙ button
to select the speed.
After the high speed setting is selected the AID Tool will
automatically transfer back to the ECM Setup screen.
Variable Speed ECM Setup with an AID Tool cont.
Selecting YES will enter variable
speed ECM speed setup, while
selecting NO will return to the
previous screen.
ECM SPEED INFO
LOW SPEED: 3
MED SPEED: 5
HIGH SPEED: 7
WANT TO CHANGE?
YES
OPTION ◀▶
NO
ENTER ◙
ECM SPEED INFO
1
2 <– LOW
3
4
5
6
7
8
9
10
11
12
OPTION ◀▶ ENTER ◙
ECM SPEED INFO
1
2 LOW
3
4
5 <– MED
6
7
8
9
10
11
12
OPTION ◀▶ ENTER ◙
ECM SPEED INFO
1
2 LOW
3
4
5 MED
6
7
8
9
10
11
12 <– HIGH
OPTION ◀▶ ENTER ◙