User manual

21English
Installation Procedure
Important information: regulation regarding the
refrigerant used
This product contains fluorinated greenhouse gases. Do
not vent gases into the atmosphere.
CAUTION
• Inform user if the system contains 5 tCO
2
e or more of
fluorinated greenhouse gases. In this case, it must be
checked for leakage at least once every 12 months,
according to regulation No. 517/2014. This activity
must be covered by qualified personnel only.
• In the case of the situation above, the installer (or
authorized person with responsibility for final check)
must provide a maintenance book, with all the
information recorded, according to REGULATION (EU)
No. 517/2014 OF THE EUROPEAN PARLIAMENT AND
OF THE COUNCIL of 16 April 2014 on fluorinated
greenhouse gases.
Please fill in the following with indelible ink on the
refrigerant charge label supplied with this product and
on this manual.
•
: The factory refrigerant charge of the product.
•
: The additional refrigerant amount charged in the field.
• + : The total refrigerant charge.
2
1
Indoor Unit
Outdoor Unit
Unit kg tCOe
, a
, b
+ , c
Refrigerant type GWP value
R-410A 2088
• GWP: Global Warming Potential
• Calculating tCOe : kg x GWP / 1000
NOTE
a Factory refrigerant charge of the product: see unit
name plate
b Additional refrigerant amount charged in the
field(Refer to the above information for the
quantity of refrigerant replenishment.)
c Total refrigerant charge
d Refrigerant cylinder and manifold for charging
Calculating the quantity of refrigerant to add
The quantity of additional refrigerant is variable according to the installation situation. Thus, make sure the outdoor
unit situation before adding refrigerant. This operation can only be performed by a qualified refrigeration specialist.
Single installation outdoor unit
Model
Interconnection pipe length (m)
0~30 30~40 40~50 50~60 60~70 70~75
AC090MXAD*H
AC100MXAD*H
AC120MXAD*H
AC120MXAS*H
0 +50 g/m over 30 m - - -
AC140MXAD*H 0 +50 g/m over 30 m
DPM installation outdoor unit
Model Diameter of L1, a & b pipe Installation condition Amount of additional refrigerant charging
AC100MXAD*H
AC120MXAD*H
Ø9.52 L
1
+ ... + L
n+1
≤ 50 m
(L
1
+a+b-5) x 40 [g] + (L
2
+...+L
n+1
) x 30 [g]
If (L
1
+a+b)< 5 m, (L
2
+...+L
n+1
) x 30 [g]
AC140MXAD*H Ø9.52 L
1
+ ... + L
n+1
≤ 75 m
(L
1
+a+b-5) x 40 [g] + (L
2
+...+L
n+1
) x 30 [g]
If (L
1
+a+b)< 5 m, (L
2
+...+L
n+1
) x 30 [g]
• “n” means the number of indoor unit connection of DPM.