Alto-Shaam 1020 Se Rvice Mode And E Rr O R Co Des, Error, Dis play Shows, Possible reason, Code

SE RVICE MODE AND E RR O R CO DES

ERROR

CODE S AND REASONS (contin ued)

Error

Dis play Shows

When does the error occu r?

Possible reason

Code

E29

Probe Short to Frame

Activated

if one

or more of the temperature

• Connection

issue

at any

of the temperature

sensors

were

connected

to GND

for

5

sensors.

seconds.

• Temperature

sensor

shorted

to

ground/faulty.

E34

DE (Drain)

Pump

Failure

Activated

if water

level

did

not

drop

below the

• Problem

with

water

level

probe.

low level

sensor

in the

generator

during

a

• Scale

build-up

inside

steam

generator.

steam

generator

flush.

• Scale

plugging

drain

pump.

• Faulty

drain

pump.

E35

Venting

Error

Activated

when

vent switch reads open (vent

• Alignment issue between

motor cam

and

closed)

when

it should

be closed

(vent open),

micro

switch.

or when

it reads

closed

(vent open)

when it

• Connection

issue

at micro switch.

should

be open

(vent

closed).

• Connection

issue

at control.

• Faulty

vent

switch.

• Faulty

vent

motor.

E36

Steam

Temp High

Activated

when

oven

temperature

probe

• Water

supply

is shut

off

while unit is running

(N-6) measures a temperature

in excess

of

in Steam

or Combi mode.

395°F

(202°C)

when

running

in Steam

or

• Plugged

or faulty

Y-1 solenoid.

Combi

mode.

• Obstruction

between

Y-01 solenoid

and

water

inlet.

E80

ID Error

Control

is unable to detect

whether

unit

is gas

• Connection

issue

at X-3

personality

jumper.

or electric.

• Faulty

control.

E81

Program Memory

Error

Temperature

value

or time

value

of a program

• Program

was generated

in °C and control

has

step is not allowed.

been

switched

to °F.

• Program

was

generated

in °F and

control

has

been

switched

to °C.

E82

WP Error

Temperature

value

or time

value

of current

• Delete program and

reinstall.

cooking

algorithm

is out of allowed

array.

E83

Algo Error

Cooking

algorithm

sent

by operating

module

• Software

versions

of control

unit

and

(BM) is unknown

to control

unit

(SM).

operating

module

are incompatible.

• Software

error in operating

module.

E96

Connection

Error

No or bad

communication

between

control

• Connection

issue

at ribbon

cable

on display

unit (SM)

and

operating

module

(BM).

or relay

board.

• Faulty

ribbon

cable.

• Software

versions

of control

unit

and

operating

module

are incompatible.

118.