SERVICE DIAGNOSTICS

TruProtect“Advanced” Function “Quick” Reference

Solid Door Models:

 

55˚

 

WARMER

 

TruProtect System

ON

 

 

POWER FAILURE - Flashing Amber

SET

 

F/C

 

 

OFF

 

HIGH/LOW TEMP - Red

 

COLDER

 

 

 

 

ALARMS OFF - Steady Amber

PRESS AND HOLD

PRESS ON/OFF - Reset

 

Glass Door Models:

 

55˚

 

 

TruProtect System

 

WARMER

F/C

POWER FAILURE - Flashing Amber

ON

SET

˚̊

OFF

 

HIGH/LOW TEMP - Red

COLDER

LIGHT

 

ALARMS OFF - Steady Amber

 

 

 

PRESS AND HOLD

PRESS ON/OFF - Reset

 

Function

 

 

 

Function Access

 

 

 

 

 

 

 

 

Control Confirmation/Comment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Show Room Mode

 

 

 

ON

 

Show Room Mode will disable the refrigerator system and fans while allowing the internal lights, display and user interface

Enable the Show Room Mode by pressing and holding the OFF keypad while

 

panel to function. Lights will time out after 15-minutes of continuous on-time while in Show Room Mode as a safety

 

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

 

 

 

feature. The 15-minute light-on time can be reactivated by closing and opening the door or by pressing the keypad.

 

 

 

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

 

LIGHT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

Service Diagnostics Mode enables service technicians to identify the firmware and software versions, test status of

 

 

 

while pressing the COLDER keypad 4-times within 5-seconds. Service Diagnostics mode

 

“model specific” system components and sensors and change state of components where applicable, (i.e. - compressor

 

 

 

 

 

 

 

also will automatically exit after 5-minutes of no keypad entry.

 

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

 

 

 

Display Error Code Reference:

 

 

following component tests are available:

 

 

Available Status Indicators

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The microprocessor in the control continually monitors critical refrigeration system

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Test #

Component Description

OK

Off/Open

On/Shorted

 

 

 

components for proper operation. If component parameters exceed normal operating

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

Temp Sensor A

 

 

0 -

 

 

00

 

 

01

 

 

 

 

specifications, the display will automatically flash the respective error code as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Temp Sensor B

 

 

1 -

 

 

10

 

 

11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

Compressor

 

 

n/a

 

20

 

 

21

 

 

 

 

 

E1

Compressor fault, (high/low amps).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

Interior/Ice Maker Fan

n/a

 

30

 

 

31

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service Diagnostics

 

 

 

 

 

4

Reverse Gas Solenoid

n/a

 

40

 

 

41

 

 

 

 

E2

Condenser fan motor fault, (high/low amps).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

Condenser Fan

 

 

n/a

 

50

 

 

51

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E3

Evaporator thermistor “sensor B” fault, (out-of-range).

 

6

Mullion Heater

 

 

n/a

 

60

 

 

61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

Door A Sense

 

 

n/a

 

70

 

 

71

 

 

 

 

 

E4

Display thermistor “sensor A” fault, (out-of-range).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

Door B Sense

 

 

n/a

 

80

 

 

81

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

Door C Sense

 

 

n/a

 

90

 

 

91

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

magnet sense area

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ON

38˚

 

SET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESS AND HOLD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

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Image 13
Viking F20050 EN manual Service Diagnostics

F20050 EN specifications

The Viking F20050 EN is a standout model in the realm of electric lawn mowers, designed to provide efficient performance and user-friendly features for a diverse range of garden sizes. This machine redefines lawn care by combining cutting-edge technology with ergonomic design, making it an essential tool for both amateur gardeners and professionals.

One of the most notable features of the Viking F20050 EN is its powerful electric motor. With a capacity that delivers consistent power, the mower is capable of cutting through thick grass and uneven terrain with ease. The electric motor not only minimizes emissions but also ensures a quieter operation, making it an environmentally friendly choice for maintaining lawns.

The mower incorporates an innovative cutting system with a robust blade that balances efficiency and precision. Its design allows for adjustable cutting heights, providing flexibility to achieve the desired length of grass while accommodating various types of terrain and grass species. This feature is particularly beneficial for homeowners seeking a polished, manicured look for their yards.

Another characteristic that enhances the user experience is the ergonomic handle, designed to reduce strain during extended use. The handle can be adjusted to suit the user's height, ensuring comfort and control while maneuvering the mower. The model also includes a foldable design, which makes storage and transport more manageable, addressing the needs of those with limited space.

The Viking F20050 EN is equipped with a spacious grass catcher that reduces the frequency of emptying during mowing sessions. This system enhances productivity, allowing users to cover larger areas without interruption. Additionally, the mower's intelligent design includes a mulching feature, enabling the recycling of grass clippings back into the lawn, thus providing natural fertilization and promoting healthy growth.

Durability is another key characteristic that Viking incorporates into this model. Constructed with high-quality materials, the F20050 EN withstands the rigors of regular use and harsh weather conditions, ensuring a long service life. Its simple yet effective maintenance requirements make it a convenient choice for users who prefer a hassle-free lawn care solution.

Overall, the Viking F20050 EN stands as a versatile, efficient, and environmentally conscious choice in the electric lawn mower market. Its features cater to the needs of diverse users, making it a reliable companion for maintaining a beautiful lawn.