Figure 24 Control Connector Motor Half; Troubleshooting Ecm™ Indoor; Blower Motors; Power Connector - Bard I-TEC Series Installation Instructions Manual

Continuous
MODE of
Blower
OFF
OPERATION
(Ventilation
Mode)
Thermostat
24 VAC — "G"
Inuput Signals
Pin #1 24 VAC "C" (Common) Signal, Always Energized
Pin #2
Pin #3 24 VAC "C" (Common) Signal, Always Energized
Pin #4 Not Used
Pin #5 Not Used
Pin #6
Pin #7 Not Used
Pin #8 Not Used
Pin #9
Pin #10 Not Used
Pin #11 Not Used
Pin #12 24 VAC Hot "R" Signal, Always Energized
Pin #13
Pin #14
Pin #15 X
Pin #16 Not Used
FIGURE 24 – Control Connector Motor Half
Manual 2100-578L
Page 40 of 42
Troubleshooting ECM
Part Load Full Load
Cooling Cooling
"G", "G",
"Y1","Y2" "Y1","Y2"
X X
X
X X
9 10 11 12 13 14 15 16
1 2 3 4 5 6 7 8
1 2 3 4 5

Power Connector

Motor Half
Indoor Blower Motors
TM
Part
Dehum. Full
Load
Mode Load Heat
(when
Heat
equipped) Pump
Pump
"G", "B", "G", "B",
"D"
"Y1" "Y1", "Y2"
X X X
X X
X X
X X X
PWB HEADER
PIN
1
2
3
4
5
* Suggested mating connector
Housing – AMP 350809-1
Contact – AMP 350537-1
** WARNING: Applying 240VAC line input with
PIN 1 to PIN 2 jumper in place will permanently
damage unit!
MIS-2839
Heat Pump
Heat Pump Full
Full Load w/
Load w/ 1st &
1st Bank of 2nd Bank of
Elec. Heat
Elec. Heat
"G", "Y1", "G", "Y1", "Y2",
"Y2", "B", "B", "W2",
"W1" "W3"
X
X X
X
X
X X
X X
POWER CONNECTOR
AMP 1-350945-0
Description
Jumper Pin 1 to Pin 2 for 120VAC
Line Input Only **
Chassis Ground
AC Line
AC Line
Emergency
Heat Mode
"G",
"W2", "W3"
X
X