SERVICE DIAGNOSTICS

TruProtect“Advanced” Function “Quick” Reference

Solid Door Models:

 

 

55

˚F

WARMER

 

TruProtect System

 

ON

 

POWER FAILURE - Flashing Amber

 

SET

F/C

 

HIGH/LOW TEMP - Red

 

OFF

 

COLDER

 

 

 

 

 

ALARMS OFF - Steady Amber

 

PRESS AND HOLD

 

 

 

PRESS ON/OFF - Reset

 

 

 

 

 

Function

 

Function Access

 

 

Show Room Mode

 

 

 

ON

keypad while

Enable the Show Room Mode by pressing and holding the OFF

 

performing a “Power On Reset”, (POR), i.e. - disconnect and reconnect the power

 

supply to unit. Exit Show Room Mode by initiating a POR only.

 

 

 

“Enter” and “Exit” Service Diagnostics mode by pressing and holding the WARMER keypad

 

while pressing the COLDER

keypad 4-times within 5-seconds. Service Diagnostics mode

 

also will automatically exit after 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 operating specifications, the display will automatically flash the respective error code as follows:

 

E1

Compressor fault, (high/low amps).

 

 

 

Service Diagnostics

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).

 

 

 

Power line fluctuations may cause an error code to be displayed with no product fault.

Therefore, the first time an error code appears, please clear the code by holding SET and

ON

pressing OFF 4 times. If the product is at fault, the error code will appear again, and you

should contact your Dealer or Viking Customer Service to schedule service by a

qualified technician.

Glass Door Models:

 

55

 

 

 

TruProtect System

 

 

WARMER

F/C

POWER FAILURE - Flashing Amber

ON

˚F

SET

˚̊

 

HIGH/LOW TEMP - Red

OFF

 

COLDER

LIGHT

 

 

ALARMS OFF - Steady Amber

 

 

 

 

 

PRESS AND HOLD

PRESS ON/OFF - Reset

 

Control Confirmation/Comment

Show Room Mode will disable the refrigerator system and fans while allowing 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 keypad. LIGHT

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 keypad and specific

component state can be changed to “on” and “off” by pressing the

WARMER and COLDER keypads respectively. The

following component tests are available:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Test #

Component Description

OK

Off/Open

On/Shorted

 

 

 

 

 

 

 

 

 

 

 

0

Temp Sensor A

0 -

 

 

00

 

 

01

 

 

 

 

 

 

 

 

 

 

 

 

1

Temp Sensor B

1 -

 

 

10

 

 

11

 

 

 

 

 

 

 

 

 

 

 

 

2

Compressor

n/a

 

20

 

 

21

 

 

 

 

 

 

 

 

 

 

 

 

3

Interior/Ice Maker Fan

n/a

 

30

 

 

31

 

 

 

 

 

 

 

 

 

 

 

 

4

Reverse Gas Solenoid

n/a

 

40

 

 

41

 

 

 

 

 

 

 

 

 

 

 

 

5

Condenser Fan

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

 

 

 

 

 

 

 

 

 

 

 

 

Note: Must use magnet to change state of Door C Sense.

magnet sense area

ON

38

˚F

SET

OFF

 

 

 

 

 

PRESS AND HOLD

 

 

 

18

19

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Viking F20725A manual TruProtect Advanced Function Quick Reference, Service Diagnostics

F20725A specifications

The Viking F20725A is a remarkable model in the lineup of Viking's advanced kitchen appliances, specifically designed for culinary enthusiasts who demand premium performance coupled with innovative technology. Built with high standards of craftsmanship, the F20725A embodies the spirit of Viking's commitment to delivering professional-grade products for home chefs.

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