Vestfrost ULTF-37i User manual

SERVICEMANUAL - EN
FREEZERS
BIOMEDICAL SOLUTIONS
models - UlTF-37i

Vestfrost Solutions 3
EN
CONTENTS
ATTENTION! � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 4
MAINTENANCE SCHEDULE � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 4
REPLACEMENT OF PARTS � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5
Top panel � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5
Display - with integrated keyboard � � � � � � � � � � � � � � � � � � � � 6
Door handle and lock � � � � � � � � � � � � � � � � � � � � � � � � � � � � 7
Door � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 8
Door gasket � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 11
REPLACEMENT OF PARTS IN ENGINE ROOM � � � � � � � � � � � � � � � � � � � 12
Access to engine room � � � � � � � � � � � � � � � � � � � � � � � � � � 12
Inverter � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 13
Battery � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 14
COOLING SYSTEM � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 15
Change compressor � � � � � � � � � � � � � � � � � � � � � � � � � � � 15
ELECTRICAL SYSTEM � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 16
Wire diagram � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 16
SPARE PARTS� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 17
Spare parts exploded view � � � � � � � � � � � � � � � � � � � � � � � � 17
Spare parts list � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 18
LIST OF PARAMETERS � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 19
List of Ultra low parameters � � � � � � � � � � � � � � � � � � � � � � � 19
List of LCP parameters � � � � � � � � � � � � � � � � � � � � � � � � � � 20
List of LCS parameters � � � � � � � � � � � � � � � � � � � � � � � � � � 21

4 Vestfrostsolutions.com EN
ATTENTION!
Before servicing or cleaning
the appliance, unplug the
appliance from the mains
or disconnect the electrical
power supply�
ATTENTION!
This service manual is in-
tended for use by persons
having electrical and me-
chanical training and a level
of knowledge of these sub-
jects generally considered
acceptable in the appliance
repair trade�The manufac-
turer cannot be responsible,
MAINTENANCE SCHEDULE
TASK SCHEDULE
Cleaning of interior Weekly
Cleaning of compressor compartment
(including condenser and compressor)
Monthly
Cleaning of sealing in the door Quarterly
Replacement of battery for back up Every third year
All below maintenance is recommended.
Please investigate the local legislation in your area.
nor assume any liability, for
injury or damage of any kind
arising from the use of this
manual�
ATTENTION!
Bare pcbs are sensitive to
ESD, so please take precau-
tions to ensure that tools,
persons and appliance is
equalised�
ATTENTION!
Compressor and tubes can
be hot, please allow the unit
to cool down before repair-
ing�

Vestfrost Solutions 5
EN
Top panel
REPLACEMENT OF PARTS
Loosen the screws see picture
Pull the top panel straight out and place it on
top of the unit.
Unplug the wires from connector
Note!
Be careful not to damage electric wires
and not to scratch the unit when placing
the top panel upside down.
TASK SCHEDULE
Cleaning of interior Weekly
Cleaning of compressor compartment
(including condenser and compressor)
Monthly
Cleaning of sealing in the door Quarterly
Replacement of battery for back up Every third year

6 Vestfrostsolutions.com EN
Display - with integrated keyboard
Tilt the appliance and release the touch panel
by pushing in the plast lock and lifting up the
panel simultanously
Carefully demount the plug/wire from the
touch panels back side

Vestfrost Solutions 7
EN
Carefully remove cover, gently pry with
screwdriver in the notch on the bottom.
Unscrew the bolt.
Remove handle.
Assemble the new handle as illustrated in the
picture to the left.
Now install the new handle.
IMPORTANT! Remember to use locksafe
on bolt before mounting
Door handle and lock

8 Vestfrostsolutions.com EN
Door
Use screwdriver to carefully remove the two
hinge plastcaps hiding the hingescrews on
the doorside.
Remove the display, see page 6
Pull out the wire, cable ties may need to
be removed
1
2
3

Vestfrost Solutions 9
EN
Support the door and remove the six hinge-
screws.
Use the handle to free the door from the
cabinet, when the door is free lift it away from
the hinges.
Follow the step in chapter replacement of
parts - handle.

10 Vestfrostsolutions.com EN
Mount the new door by following the steps
backwards.
NOTE!
Before mounting the hinge covers, make sure
that the locking rings are turned around so
that the wider area (with the holes) is facing
as shown in the illustration
The new door is mounted with a distance of 9
mm between door and front of steel cabinet
Distance is adjusted for both hinge- and
handleside