Maximum Refrigerant Piping Length; Maximum Height Difference; Additional Refrigerant Charge - Mitsubishi Electric MSC-07RV Service Manual

MAX. REFRIGERANT PIPING LENGTH
Models
{
MSC-07RV -
E1
MU-07RV -
E1
{ MSC-09RV -
E1
MU-09RV -
E1
{
MSC-12RV -
E1
MU-12RV -
E1
Models
{
MSC-07RV -
E1
MUH-07RV -
E1
{
MSC-09RV -
E1
MUH-09RV -
E1
{
MSC-12RV -
E1
MUH-12RV -
E1
MAX. HEIGHT DIFFERENCE
Height difference should be within
5m regardless of which unit,
indoor or outdoor position is high.
ADDITIONAL REFRIGERANT CHARGE(R-22 : g)
Models
{
MSC-07RV -
E1
MU-07RV -
E1
{ MSC-09RV -
E1
MU-09RV -
E1
{
MSC-12RV -
E1
MU-12RV -
E1
Models
{
MSC-07RV -
E1
MUH-07RV -
E1
{
MSC-09RV -
E1
MUH-09RV -
E1
{
MSC-12RV -
E1
MUH-12RV -
E1
Refrigerant piping
Max. length : m
A
10
15
Refrigerant piping
Max. length : m
A
10
15
Indoor
unit
w Max. Height
difference 5m
Outdoor unit precharged
800
850
880
Outdoor unit precharged
800
1190
Piping size O.D : mm
Liquid
Gas
9.52
6.35
12.7
Piping size O.D : mm
Liquid
Gas
9.52
6.35
12.7
Refrigerant Piping
Max.length
A
Refrigerant piping length (one way)
7m
0
Calculation : Xg=15g/m x(A-7)m
Refrigerant piping length (one way)
7m
0
Calculation : Xg=50g/m 5 x(A-7)m
37
Length of connecting pipe : m
Indoor unit Outdoor unit
Gas 0.43 Gas 0
Liquid 0
Liquid 0.5
Length of connecting pipe : m
Indoor unit Outdoor unit
Gas 0
Gas 0.43
Liquid 0
Liquid 0.5
Outdoor unit
15m
10m
45
120
15m
10m
150
400