1
DESCRIPTION OF THE BOILER
1. 1
INTRODUCTION
"PLANET DEWY 25" boilers are premix
condensation thermal appliances which use
microprocessor technology for function
control and management.
They comply with the european directives
90/396/CEE, 89/336/CEE, 73/23/CEE,
1.2
DIMENSIONS
"BF" model
240
450
"BFT" model - "BT100" storage tank
94
92/42/CEE and with the european specifi-
cation EN 483.
This booklet provides the instructions for
the following boiler models:
– "PLANET DEWY 25 BF - 30 BF"
C.H. and D.H.W production, with electro-
nic ignition and modulation, room sealed
forced draught.
210
Z
S3
30
110
375
405
S3
180
R M G
R3
M2
85
70 70
40
40
E
U
405
S3
180
R M G E U
70 70 70 70
525
377
Z
30
S3
– "PLANET DEWY 25 BFT - 30 BFT"
C.H. only, with electronic ignition and modula-
tion, room sealed forced draught, matchable
with the "BT100" separate tank unit.
The instructions given in this manual are
provided to ensure proper installation and
perfect operation of the appliance.
BF
R
C.H. return
3/4"
M C.H. flow
3/4"
G
Gas connection
3/4"
E
D.H.W. inlet
1/2"
U
D.H.W. outlet
1/2"
S3 Condensation outlet
ø 25
R3 D.H.W. tank return
–
M2 D.H.W. tank flow
–
25
Z mm
220
450
240
210
ø 505
BFT
3/4"
3/4"
3/4"
ø 18
ø 18
ø 25
3/4"
3/4"
30
190
Fig. 1