Gram ECO PLUS User manual

765042196 Rev. 000 1
GRAM ECO CO2 REMOTE
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User manual
ECO PLUS, ECO TWIN, ECO EURO, ECO MIDI
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765042196 Rev. 000 2
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Gram Commercial A/S
Aage Grams Vej 1
6500 Vojens
[phone]
www.gram-commercial.com

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Contents
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Application .................................................................................................................. 4
Safety information ...................................................................................................... 5
Location ...................................................................................................................... 6
General description .................................................................................................... 9
Electrical connection ................................................................................................ 10
General use .............................................................................................................. 11
Operating the product (Danfoss Controller AKCC 550A) ......................................... 13
Errors and alarms...........................................................................................................................16
User menu.......................................................................................................................................16
Operating the product (Carel MPXpro controller) ..................................................... 17
Errors and alarms...........................................................................................................................23
User menu.......................................................................................................................................24
Operating the product (no controller) ........................................................................ 24
Troubleshooting ....................................................................................................... 24
Defrost water ............................................................................................................ 25
Door closing mechanism .......................................................................................... 25
Power failure ............................................................................................................ 26
Cleaning ................................................................................................................... 26
Door gaskets ............................................................................................................ 26
Long term storage .................................................................................................... 26
Service ..................................................................................................................... 27
Disposal ................................................................................................................... 28
Declaration of incorporation of partly completed machinery ..................................... 29
Wiring diagram Danfoss AKCC 550A ....................................................................... 30
Wiring diagram Carel MPXpro .................................................................................. 37
Wiring diagram - no controller .................................................................................. 44
Piping diagram ......................................................................................................... 51

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ENGLISH
Thank you for choosing a quality product from Gram Commercial.
This manual will advise you how to install, use and maintain your new product.
Before our products leave the factory, they undergo a full function and quality test.
Should you nevertheless experience problems with the product, then contact your
local dealer.
Gram Commercial subsidiaries and dealers placed all over the world are ready to
help you.
Products produced by Gram Commercial are covered by different warranty terms
related to the country in which the product is sold.
This warranty is subject to correct use according to specifications, where e.g.
common maintenance and eventual repairs are carried out by technicians appointed
by the dealer and with a general knowledge of the product.
Changes in installation and other use of the product than specified in this manual,
might affect the operation and durability of the product.
The manual is written according to our current technical knowledge. We constantly
work on updating this information, and we reserve the right to make technical
changes.
Application
This product is designed for storage of foodstuff at a constant temperature. The
product may not be used for chilling or freezing of foodstuff.
The product is only to be used for the purpose for which it has been expressly
designed. Any other use could cause that the products stored in the product are not
kept at the right temperature.
The manufacturer will not be held liable or responsible for any damage caused by
improper, incorrect or unreasonable use.
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Safety information
Important
Description of symbols used in this manual.
Warning Lacking observation to these instructions might result in accidents with
personal in
j
ur
y
.
Important If these instructions are not observed, the product might be damaged or
destroyed.
Be aware that Gram Commercial has taken precautions to ensure that the safety of
the product is in order.
Please read carefully the following information regarding safety.
It is important, that everyone who are to use or install the product, to have access to
this manual.
This appliance is not intended for use by persons with reduced physical, sensory or
mental capabilities, or lack of experience and knowledge, unless they have been
given supervision or instruction concerning use of the appliance by a person
responsible for their safet
y
.
Children should be supervised to ensure that they do not play with the appliance.
The appliance might contain parts with sharp edges in the compressor
compartment, and in the inside compartment.
The appliance is not to be transported on a sack truck, there is a danger of losing
the balance, causin
g
dan
g
er to persons.
Do not pull the power cord to disconnect the appliance, or when moving the
appliance.
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Location
When receiving the product, check the packaging material for damage.
If any damage occurs at the packaging material, it should be considered if the
product might have been damaged too. If the damage is substantial, please contact
your dealer.
The transport pallet can be removed by loosening the screws that fasten the pallet to
the product.
This task requires at least 2 persons. The heaviest part of the product is at the top.
Be aware of this, when removin
g
the transport pallet.
Fig.1

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Because of the heavy weight of the product, the floor might be damaged or
scratched when moving the product.
Correct set up gives the most effective operation.
The product should be located in a dry and adequately ventilated room.
To ensure efficient operation, it may not be placed in direct sunlight or against
heat-emitting surfaces. The product is designed to operate in an ambient
temperature between +16C and +40°C.
Avoid placement of the product in a chlorine/acid-containing environment
(swimming bath etc.) due to risk of corrosion.
The product and parts of the interior is equipped with a protecting film, which
should be removed before use.
Clean the product with a mild soap solution before use.
The set up place must be level and horizontal.
For versions with legs, use the adjustable legs to make sure that the product stands
level and upright.
For versions with castors, the locking devices of the two front castors must be
activated, when the product is in place. The base must be level, and the product may
not be placed on frames or the like.
Fig. 2
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There must always be 20 cm of free space above the product, to allow for service.
The product should be placed as close as possible up against the wall.
Fig. 3
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General description
Fig. 4
Front panel
Display
Door
Gasket
Air intake
Air distribution plate
Shelves for storage
Pedal door opener

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Electrical connection
Read the text below thoroughly before electrical connection.
The product is intended for connection to alternating current. The connection
voltage (V) and frequency (Hz) are shown on the name plate in the cabinet (see
Fi
g
. 8
)
. Onl
y
the supplied cord is to be used.
Never use an extension cord for this appliance!
If a wall socket is placed in a longer distance than the length of the supplied power
cord, contact an electrician to establish a wall socket within the range of the
supplied power cord.
If the product is defective, it must be examined by a skilled service technician
knowing the installed controller and experienced in servicing a CO2 cabinet.
In general, it must be examined by the company who has connected the product.
Fig. 5