Turbo Chef Technologies 2020 manual Fault Code Troubleshooting

Fault Code Troubleshooting

From TEST MODE, you can test separate oven components to help diagnose an issue. To access TEST MODE, see page 17.

Troubleshooting:

F1:BLOWER FAULT

Access the TEST MODE.

(page 17)

Check the I/O control

Are the status indicators at

board, BMSC, and blower

NO

YES

location 7 and 8 present

motor wiring (pages 37-38).

(page 18)?

7

8

Remove obstruction or, if

Is the blower motor

necessary, replace blower

NO

spinning freely?

motor (page A-6 = lower,

Open Left End

Open the Right

A-8 = upper).

YES

Bell.

End Bell.

Is a fault code

Is a fault code

Do resistance measurements

between windings and

Replace the

present on the

present on the

chassis agree with values on

NO

blower motor

BMSC?

BMSC?

motor windings resistance

(page A-6 =

table (Figure 36)?

lower, A-8 =

NO

YES

YES

NO

upper).

YES

See page 28.

See page 28.

Correct wiring

or replace I/O

control board,

Is the wiring connected properly?

BMSC, or

YES

Check the BMSC, blower motor,

blower motor

if damaged

and I/O control board (see page

NO

(page A-6 =

28).

lower, A-8 =

upper).

To

From

Description

Expected Resistance

Black

Red

Winding (A-B)

2.3-2.8 W

Black

White

Winding (A-C)

2.3-2.8 W

Red

White

Winding (B-C)

2.3-2.8 W

N/A

Green

Windings to chassis

Open

Figure 36: Motor Windings Resistance Table

2 7

T RO U B L E S H O OT I N G