I NST ALLATIO

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ERR O R COD ES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Error

Displ ay Show s

Whe n d oes t he e rror

 

Possible reason

 

Code

occur?

 

 

 

 

 

 

 

 

 

 

 

 

 

E42

B5 Bypass Probe Short to

Bypass steam temperature probe

— B5 bypass steam temperature probe defective

 

 

Frame

short to ground

— Probe connection problem.

 

 

 

 

 

 

 

E43

N6 Cavity Probe Short to

Cavity temperature probe short to

— N6 oven cavity temperature probe defective

 

 

Frame

ground

— Probe connection problem.

 

 

 

 

 

 

 

E44

N8 Boiler Safety Temperature

Boiler heating element protection

— N8 boiler temperature probe defective.

 

 

Probe Short to Frame

probe short to ground

— Probe connection problem.

 

 

 

 

 

 

 

E45

B10 Core Temperature Probe

Multipoint core temperature probe

— B10 multipoint core temperature probe defective.

 

 

Short to Frame

short to ground

— Probe connection problem.

 

 

 

 

 

 

 

E51

No Water In Boiler

No water inside steam generator

— Water supply is shut off.

 

 

 

 

— Low water pressure.

 

 

 

 

— Generator drain cap missing or loose.

 

 

 

 

— Generator drain pump is not sealing.

 

 

 

 

— Generator drain pump elbow leaking.

 

 

 

 

— Faulty or scaled water level probe.

 

 

 

 

— Faulty or plugged dual solenoid valve assembly.

 

 

 

 

— Wiring or connection issue.

 

 

 

 

— No output to dual solenoid from relay board.

 

 

 

 

 

 

 

E53

Fan Motor High Temperature

Fan motor too hot

— Check LED flashes on the motor control

 

 

 

 

(See Motor Control Error Code list).

 

 

 

 

— Motor seized or defective sensor.

 

 

 

 

— Hall sensor does not detect motor rotation.

 

 

 

 

 

 

 

E55

Vent not open

Browning valve does not open

— Alignment issue between motor cam and vent motor

 

 

 

 

safety switch (micro switch).

 

 

 

 

— Fault vent valve (motor).

 

 

 

 

— Probe connection problem.

 

 

 

 

— Fault vent valve safety switch (micro switch).

 

 

 

 

— Wiring or connection problem.

 

 

 

 

 

 

 

E57

No rinse water

During rinse no water flow is

— Water supply is shut off.

 

 

 

detected trough solenoid valve

— Low water pressure.

 

 

 

 

— Check wiring to all components mention below.

 

 

 

 

— Flow switch dirty or defect.

 

 

 

 

— Double water solenoid valve defective (Y3.)

 

 

 

 

— Relay board, high voltage, defective.

 

 

 

 

 

 

 

E93

Communication Error, FROM

Communication error between

— Check ribbon cable connections mention below.

 

 

Display Board

display board and low voltage

— Ribbon cable defective.

 

 

 

relay board

— Relay board, low voltage, connector defective.

 

 

 

 

— Display board connector defective.

 

 

 

 

 

 

 

E94

Communication Error, TO

Communication error between

— Check ribbon cable connections mention below.

 

 

Display Board

display board and low voltage

— Ribbon cable defective.

 

 

 

relay board

— Relay board, low voltage, connector defective.

 

 

 

 

— Display board connector defective.

 

 

 

 

 

 

 

E96

Communication Error, TO

Communication error between

— Check ribbon cable connections mention below.

 

 

RBL

display board and low voltage

— Ribbon cable defective.

 

 

 

relay board

— Relay board, low voltage, connector defective.

 

 

 

 

— Display board connector defective.

 

 

 

 

 

 

 

E97

Communication Error, FROM

Communication error between

— Check ribbon cable connections mention below.

 

 

RBL

relay board, high voltage and

— Ribbon cable defective

 

 

 

relay board, low voltage

— Relay board, low voltage, connector defective.

 

 

 

 

— Relay board, high voltage, connector defective.

 

 

 

 

 

 

 

 

Motor Control Error

Internal motor control

See Motor Control Error chart on following page.

 

 

 

 

 

 

 

COMBITOUCH™ ES SERIES • ELECTRIC INSTALLATION MANUAL • 30 .

Page 32
Image 32
Alto-Shaam MN-29245 manual E43, E44, E45, E51, E53, E55, E57, E93, E94, E96, E97