Figure 10 Motor Connections; Troubleshooting Ge Blower Motors - Bard PA13242-A Installation Instructions Manual

trOubleshOOtInG Ge x13-serIes ecm2.3
NOTE: Bard Models PA13242; PA13302; PA13362-A, -B; PA13422-A, -B, -C; PA13482-A, -B, -C; PA13602-A, -B, -C
TROUBLESHOOTING GE X13-SERIES ECM2.3
contain the X13-Series Motors.
If the Motor is Running
NOTE: Bard Models PA13242; PA13302; PA13362-A, -B; PA13422-A, -B, -C; PA13482-A, -B, -C; PA13602-A, -B, -C
1. It is normal for the motor to rock back and forth on start up. Do
contain the X13-Series Motors.
not replace the motor if this is the only problem identified.
If the Motor is Running
2. If the system is excessively noisy, does not appear to change
1. It is normal for the motor to rock back and forth on start up.
speeds in response to a demand (Heat, Cool, Other), or is having
Do not replace the motor if this is the only problem identified.
symptoms during the cycle such as tripping limit or freezing coil, check
2. If the system is excessively noisy, does not appear to change
the following:
speeds in response to a demand (Heat, Cool, Other), or is having
a. Wait for programmed delays to time out.
symptoms during the cycle such as tripping limit or freezing coil,
b. Ensure that the motors control inputs are wired to the factory
check the following:
supplied wiring diagram to insure motor is getting proper
a. Wait for programmed delays to time out.
control signals and sequencing.
b.Ensure that the motors control inputs are wired to the factory
c. Remove the filter and check that all dampers, registers, and
supplied wiring diagram to insure motor is getting proper
grilles are open and free flowing. If removing the filters
control signals and sequencing.
corrects the problem, clean or replace with a less restrictive
c. Remove the filter and check that all dampers, registers, and
filter. Also check and clean the blower wheel or coil as
grilles are open and free flowing. If removing the filters
necessary.
corrects the problem, clean or replace with a less restrictive
d. Check the external static pressure (total of both supply and
filter. Also check and clean the blower wheel or coil as
return) to insure that you are within the ranges as listed on the
necessary.
unit serial plate. If higher than allowed, additional duct work
d.Check the external static pressure (total of both supply and
is needed.
return) to insure that you are within the ranges as listed on the
unit serial plate. If higher than allowed, additional duct work
is needed.
↓
L2 LINE EARTH
POWER GROUND
NOTE: MOTOR IS CONSTANTLY
POWERED BY LINE VOLTAGE
Manual 2100-467H
Page 22 of 23
FIGure 10
FIGURE 10
↓
L1 LINE
POWER
e. If the motor does not shut off at the end of the cycle, wait for
any programmed delays to time out (no more than 90
seconds). Also make sure that there is no call for
e. If the motor does not shut off at the end of the cycle, wait for
"Continuous Fan" on the "G" terminal.
any programmed delays to time out (no more than 90
f. If the above diagnostics do not solve the problem, confirm the
seconds). Also make sure that there is no call for
voltage checks in the next section below, then continue with
"Continuous Fan" on the "G" terminal.
the "Model X13 Communication Diagnostics".
f. If the above diagnostics do not solve the problem, confirm the
voltage checks in the next section below, then continue with
If the Motor is Not Running
the "Model X13 Communication Diagnostics".
1. Check for proper high voltage and ground at the (L/L1) (G) (N/
L2) connections at the motor (see Figure 10). Correct any voltage
If the Motor is Not Running
issues before proceeding to the next step. The X13 Motor is voltage
1. Check for proper high voltage and ground at the (L/L1) (G) (N/
specific. Only the correct voltage should be applied to the proper
L2) connections at the motor (see Figure 10). Correct any voltage
motor. Input voltage within plus or minus 10% of the nominal 230
issues before proceeding to the next step. The X13 Motor is voltage
VAC is acceptable.
specific. Only the correct voltage should be applied to the proper
2. If the motor has proper high voltage and ground at the (L/
motor. Input voltage within plus or minus 10% of the nominal 230
L1) (G) (N/L2) connections, then continue with the "Model X13
VAC is acceptable.
Communication Diagnostics".
2. If the motor has proper high voltage and ground at the (L/L1)
(G) (N/L2) connections, then continue with the "Model X13
Communication Diagnostics".
mOtOrs
™
™ MOTORS
Manual 2100-467K
Page 23 of 24