Vestfrost VLS400 Service And Maintenance Instructions

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Service and maintenance instructions: VLS200/300/350/400

Vestfrost Solutions

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Topics

1: General required maintenance

2: Vital components

3: Warning

4: Required basic Tools

5: Replacement of components

6: Trouble shooting

7: On site Checklist

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General required maintenance

Daily Check:

Monitor Temperature

Internal lid is placed properly

Lid fits and lock tight to cabinet

Lid gasket not faulty

Monthly:

Clean grill for compressor compartment

6 Month:

Clean condenser coils

Yearly:

Check electrical connections and components

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Vital Components

Position Item no Description

129 8-036038255 Compressor

5717 7020274 Thermostat

071 A921115 Starting Device

5714 7020144 Thermostat sensor

5851 520229 Run capacitor

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Warning!

Before any repair job be aware of following!

WARNING:

Before servicing or cleaning the appliance, disconnect it from

power source.

WARNING:

Danger risk of fire or explosion. Flammable refrigerant used.

To be repaired only by trained personnel.

(R600a)

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Required Basic Tools

1. Flexible socket wrench

2. Socket wrench - size 6+7+12mm

3. Nose plier

4. Phillips screwdriver

5. Torx screwdriver - size t10+t20

6. Screwdriver - size 1,0x6,0

7. Screwdriver – size 0,6x3,5

8. Multimeter

Proposed additional service

kit/items

Sealing kit

Tar tape

Extra self-tapping screws

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1. Motor Compartment

2. Thermostat Replacement

3. Thermostat Adjustment VLS

4. Wiring Diagram

Replacement of components

4. Starting Device Replacement

5. Thermostat sensor

6. Run Capasitor Replacement

7. Thermometer replacement

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Motor Compartment

How to get acces to the

motor compartment.

 Use a screwdriver to

remowe grill

 Unluck all 4 clamps

 Pull the compressor grill

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Thermostat Replacement

The thermostat is placed in the left

corner of the compressor

compartment on the back of the

cabinet

Front with wire 3x

sockets

Side view

Front with 3x wire

sockets

Back

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Thermostat Replacement

1: Dismount

thermostat from

bracket by using a

socket wrench size

14

2: Use the nose plier

to unmount the 3x

cable sockets

2: Bring the

thermostat to

front

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Thermostat Replacement

3: Exchange the

cable sockets/wires

1/1 from the old

thermostat to the

new

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Thermostat Adjustment VLS

1: The thermostat is placed in the

left corner of the compressor

compartment on the back of the

cabinet

2: To adjust the thermostat use a small screw

driver and turn either right or left

Right = Colder setpoint

Left = Warmer setpoint

Adjustment interval for thermostat 3-6 ⁰

Importent!

When adjusting monitor appliance carefully

over min. 24 hours

Warning!

Thermostat is factory set default at 4,5⁰

If adjustment is required only to be

performed by trained technicians.

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Thermostat Adjustment

Warning!

Thermostat is factory set

default at 4,5⁰

If adjustment is required

only to to be performed by

trained technicians.

Clock wise = ColderAnticlock wise = Warmer

Use a small

screwdriver

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Thermostat

Wiring Diagram

Fan

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Starting Device Replacement

The starting device

is mounted on the

left side of the

compressor

Back with

connection plug

Front with

terminals

Side view

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Starting Device Replacement

1: Dismount the

cover for starting

device by loosen

the phillips screw

2: Push the

plastic cover up

3: Pull the cover

back to loosen

4: Use a screw

driver and gently

remowe the

starter from the

socket of

compressor

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Starting Device Replacement

5: Starting device

loose from socket

6: Use a small

screwdriver or a

wrench size 6 – to

unmount the wire

fastener

7: Push the

plastic bracket up

8: Use a nose

plier to unmount

the wire sockets

from starting

device

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Starting Device Replacement

6: Exchange the

wires 1/1 from

the old starting

device to the new

one

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Run Capasitor Replacement

The run capasitor

is placed in the left

side of the

compressor

compartment on

the bottom frame

1: Loosen the bolt

that secures the

capasitor from

the bottom of

appliance by

using a wrench or

a socket wrench

M13

2: The run

capasitor is loose

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Run Capacitor Replacement

2: Unmount the 2

wires by using a

nose plier.

3: Exchange the

wires 1/1 from the

old capasitor to

the new one

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Vestfrost VLS400 Service And Maintenance Instructions

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