Midea MO11D-12HN1 [31/56] Pipe length and the elevation

Midea MS11D-12HRN1 [31/56] Pipe length and the elevation
DM12-01.01.07en Neola On-off
Service manual 31
8.3 Pipe length and the elevation
The pipe length and refrigerant amount:
Capacity Connective pipe length Air purging
Additional amount of
refrigerant
All Less than 5m Use vacuum pump ------------------
7k,9k,12k,18k More than 5m Use vacuum pump (Pipe length – 5) × 30g/m
21K, 24K More than 5m Use vacuum pump (Pipe length – 5) × 60g/m
Capacity
Standard
length
(m)
Max.
Elevation
B (m)
Max.
Length
A (m)
7k,9k,12k 5 5 10
18k 5 8 15
21K, 24K 5 10 20
Caution:
Capacity test is based on standard length and maximum allowance length is based on system
reliability.
Oil trap should be installed per 5-7 meters.
8.4 Installation for the first time
Air and moisture in the refrigerant system have undesirable effects as below:
Pressure in the system rises.
Operating current rises.
Cooling or heating efficiency drops.

Содержание

Скачать