Anti-Fouling Measures; Pipe Specification - Haier AV08NMSETA Service Manual

Anti-fouling measures

First, clean the pipe.
Position
Outdoor
Indoor

Pipe specification

c
1. Pipe a (indoor-branch pipe) diameter: decided by connected indoor capacity
Indoor rated capacity
Gas pipe
(x100w)
22~28
36~56
71~140
226~300
450~600
(1) When pipe length between indoor & nearest branch pipe ≥15m, adjust in accordance with following criteria:
If indoor rated capacity≤5.6kW, change gas / liquid pipe diameter to 15.88 / 9.52
①
② If 16.8kW≥ indoor rated capacity>5.6kW, change gas / liquid pipe diameter to 19.05 / 9.52
③ If indoor rated capacity>16.8kW, change liquid pipe diameter to 12.7
Installation period
More than 1 month
Less than 1 month
Nothing to do with period
a
a
a a
Liquid pipe
9.52 6.35
12.7 6.35
15.88 9.52
25.4 9.52
28.58 12.7
The first branch pipe
b
Note
AS07/092MGERA gas pipe should be 12.7
AS182MGERA gas / liquid pipe should be 15.88 / 9.52
29 29
Measures
Flat the pipe end
Flat the pipe end or seal with
adhesive tape