1 fault codes and corrective actions, 1 fault codes and corrective actions -2 – Rockwell Automation 1329I Integrated AC Drive/Motor, Series B FRN 3.X User Manual

Page 56

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11-2

Diagnostics and Troubleshooting

1329I-5.5 Integrated Drive/Motor — January, 2000

Observe the following precautions when troubleshooting the unit:

• Stop the unit using either the Stop input or Function Loss input.

• Disconnect, tag, and lockout AC power before working on the unit.

• Verify that there is no voltage present at AC input terminals R/L1, S/L2, and T/L3.

Refer to Figure 5.2 for the location of the terminals.

• Wait five minutes and verify that the DC bus has discharged to zero volts. See

Figure 5.2 for the location of the DC bus test points.

11.1 Fault Codes and Corrective Actions

The following table describes normal operational faults that may be corrected by the
user. For standard units, the corrective action assumes that a Reset pushbutton is wired
between control terminals 15 and 13, as described in Section 7.8.

If a fault occurs, do the following:

1. Try to clear the fault first by pressing the Reset pushbutton (or

key on local

operator control units). If the fault reoccurs, continue with Step 2.

2. Refer to Table 11.1 to identify the fault code and the possible causes.

3. Perform the corrective action(s).

4. Clear the fault by pressing the Reset pushbutton (or

key).

Table 11.1
Fault Codes and Corrective Actions

RESET

RESET

Code

Fault Description

Fault Cause

Corrective Action

Communication Loss

Communication cable between
the DeviceNet option and the drive
disconnected or opened.

Remove power from the unit. Check
cable connection between the
regulator board and the DeviceNet
option. Reapply power to the unit.

Keypad Disconnected

Keypad cable disconnected while
unit under power.

Remove power from the unit. Check
the keypad cable connection.
Reapply power to the unit.

Parameter Checksum

Contents of the EEPROM is
corrupted.

Reset parameters to default values
and cycle power.

Keypad Fixed Pattern

Keypad cable connected while unit
under power.

Remove power from the unit. Check
the keypad cable connection.
Reapply power to the unit.

DeviceNet Communication Fault
where

X = E, F, L, P, or U.

Refer to the

Bulletin 1329I

DeviceNet User Manual.

Keypad Connect

Keypad cable connected while unit
under power.

Remove power from the unit. Check
the keypad cable connection.
Reapply power to the unit.

X

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