B
A
A
A
B
A
A
A
A
A
A
B
B
A
A
A
A
A
A
A
A
C
B
B
A
A
B
A
A
A
A
A
A
A
C
B
B
B
A
A
B
B
A
A
A
B
A
A
A
A
C
C
B
B
B
A
B
B
B
A
A
B
B
A
A
A
C
C
C
B
B
B
C
B
B
B
A
B
B
B
A
A
C
C
C
C
B
B
C
C
B
B
B
C
B
B
B
A
D
C
C
C
C
C
C
C
B
C
C
B
B
D
C
C
C
C
C
C
C
C
C
D
D
C
C
C
C
C
D
D
D
C
Eng
lish
INSTALLATION MANUAL
26
Table 5: Determining permissibility concentric system with roof terminal
G20/G25
G25.3/G31
Total number of meters
horiz.
pipe length
Total no. of meters vertical and/or sloping pipe length
no bends
2 bends
3 bends
4 bends
5 bends
= Situation is not permissible
minimum length
Situation
A
B
C
D
Air inlet guide
NO
YES
YES
YES
Table 6: Conditions for the adjustment of the appliance with a roof terminal
Restrictor slide
NO
NO
YES
YES
Distance restrictor. in mm
OPEN
OPEN
50
40
G20/G25/G25.3/G31
!Caution
If a roof terminal
without bends;
is used, you must first connect a 0.8 metre concentric pipe with a 200/130 mm
diameter vertically to the appliance. After the first 0,8 metre, reduce the diameter to 150/100 mm
!Caution
If a roof terminal
with bends
is used; you must first connect a 0.8 metre concentric pipe with a 200/130 mm
diameter vertically to the appliance. Make the system with a 200/130 mm diameter, and reduce the diameter to
150/100 mm after the last bend.
Содержание Metro 130XTL RCH
Страница 29: ...E n g l i s h INSTALLATION MANUAL 29 38C 1868 d 0 0 8 4m 0 5m 38c 744zi 1x90 5 4 ...
Страница 31: ...E n g l i s h INSTALLATION MANUAL 31 S T 38c 1655 0 R U 55 38c 1656 0 15 14 ...
Страница 32: ...E n g l i s h INSTALLATION MANUAL 32 38C 1977 0 L 8x 16a ...
Страница 34: ...E n g l i s h INSTALLATION MANUAL 34 38P 0169 C B D E F G H A 38p 0443 25 24 ...
Страница 35: ...E n g l i s h INSTALLATION MANUAL 35 38P 0442 A C B E 38p 0444 D F G H 38P 0445 26a 26b 26c ...
Страница 36: ...E n g l i s h INSTALLATION MANUAL 36 38P 0446 38P 0447 38p 0448 38c 1657 0 28 27a 27b 29a ...
Страница 40: ...E n g l i s h DRU Verwarming B V The Netherlands Postbus 1021 NL 6920 BA Duiven Ratio 8 NL 6921 RW Duiven UK ...
