Ecotechnics Premium ECK3900, Instruction Manual

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INSTRUCTIONS MANUAL
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From CALIBRATION, select BOTTLE CELL, the following screen is displayed:

With the bottle lifted off the scale plate, use ARROW to select Min, verify that the value
is 0 g (otherwise use the keypad) then press OK to confirm Min.

Place the reference weight (28 to 30 kg) at the center of the scale plate. use keys 0
through 9 to type in the value of the weight; press OK to confirm MAX.

Remove the reference weight, the verify the correct reading of the scale, adding and
removing different reference weights.

Select the Tare, use keys 0 through 9 to type in the value of the tare (depending on
machine model: 9500 g for 22l R134a bottle or 5800 g for 12l R1234yf bottle); then
press OK to confirm Tare.
Press BACK to exit to CALIBRATION
MENU
Switch off the machine and disconnect it
from mains supply.
Replace the bottle (ref 6, Fig.16) on the
scale plate and the heating coil (ref 2,
Fig.16) on the bottle (Attention: the
resistance must adhere tightly to the
bottle).
Screw the bottle lock nut (ref 1, Fig.16).
Connect red and blue hoses to the bottle, then
open the tap of the red hose (ref 3, Fig.17) and
of the blue hose (ref 4, Fig.17),
Connect the capillary hoses to the bottle, then
open the tap of the capillary hose (ref 5,
Fig.17).
Open the red tap of the bottle (ref 7, Fig.17)
and blue tap of the bottle (ref 8, Fig.17)
Replace plastic covers.
R134a BOTTLE CELL
FIG. 17
3
4
5
7
8
FIG. 16
1
2
6