Marvel Sentry Digital Drawer Refrigerator - White/Custom Overlay Door Guia De Iniciação

All keypad presses are confirmed with an audible tone when released.

Show Room Mode

Enable the showroom mode by pressing and holding the “

ON/OFF

” key 

while performing a “P

ower On Reset

” (POR). i.e. disconnect and reconnect 

the power supply to the unit. Exit Showroom Mode by initiating a POR only

.

Show Room Mode will disable the refrigeration system and fans while allow

-

ing the internal lights, display

, and user interface panel to function. Lights will 

time

-out after 15 minutes of continuous on-time while in Show Room Mode 

as a safety feature. The 15 minute light on time can be reactivated by closing 

and opening the door or by pressing the “LIGHT” key

.

Error Codes

E1

Compressor fault, (high/low amps)

E2

Condenser fan motor fault, (high/low amps)

E3

Evaporator thermistor “sensor B

” fault, (out of range)

E4

Display thermistor “sensor A

” fault, (out of range)

Please call a qualified service technician if any of these codes are displayed.

Service Diagnostics

To enter and exit Service Diagnostics Mode, press and hold the “

W

ARMER

” 

key while pressing the “COLDER

” key four (4) times in five (5) seconds. 

Service Diagnostics Mode will automatically exit after five (5) minutes of no 

keypad entry

.

Display Error Code Reference:

The microprocessor in the control continually monitors critical refrigeration 

system components for proper operation. If component parameters exceed 

normal operation specifications, the display will automatically flash the 

respective error code as follows:

  

Service Diagnostics Mode enables service technicians to identify the firmware 

and software versions, test status of “model specific” system components and 

sensors, and change state of components where applicable, (i.e. -

compressor 

“ON/OFF

” etc.). While in Service Diagnostics Mode, tests are incremented by 

pressing the “SET” key and specific component state can be changed to “on

” 

or “off

” by pressing the “

W

ARMER

” or “COLDER

” keys respectively

. The fol

-

lowing component tests are available:

                                                                        Available Status Indicators

Test #

Component Description

OK

Off/

Open

On/

Short

-

ed

0

Temperature Sensor

, Upper

0-

00

01

1

Temperature Sensor

, L

ower

1-

10

11

2

Compressor

n/a

20

21

3

Interior / Ice Maker F

an

n/a

30

31

4

Reverse Gas Solenoid

n/a

40

41

5

Condenser F

an

n/a

50

51

6

Mullion Heater

n/a

60

61

7

Door A Sense

n/a

70

71

8

Door B Sense

n/a

80

81

9

Door C Sense

n/a

90

91

NO

TE

: The Door Sense is located between the Upper Compartment Display 

and the “

ON/OFF

” key and can be tested with any magnet.

Door sense “C

” (T

est #9) is in the menu but not available on drawer units.

15