Turbo Chef Technologies C3/AB, C3/C, C3/CMulti, C3Multi

TurboChef Technologies, Inc. C Series

8 - 9

# of

LED

Flashes

Fault

Description

Fault Cause

Corrective Action

9 Negative Slope • Conflicting parameter va lues • Adjust values of param eters P–50

through P–54

• Phase U

• Phase V

Ground Short

• Phase W

• Verify output wiring is correct

• Verify output phase is not

grounded

• Verify motor is not damaged

• Phase U-V

• Phase U-W

Phase to Phase

Short • Phase V-W

• Verify output wiring is correct

• Verify motor is not damaged

Checksum Failure

• Parameter value out of range • Load default parameter values (P–

60=1), then cycle power. If fault

persists, replace drive.

12 Microprocessor

Fault • Internal processor error • Cycle power. If fault persists,

replace drive.

TABLE 5 - 2 Reliance Blower Motor Controller Fault Codes & Troubleshooting