9 Installation
Installer reference guide
50
EJHA EHY32AA
Daikin Altherma Hybrid hydrosplit heat pump
4P531180-1 – 2018.06
C
13
(1)
C
33
(2)
C
93
(4)
C
53
(3)
80/125
80/125
80/125
80
60/100
60
L1 (m)
L1 (m)
L1 (m)
L2 (m)
L1 (m)
L2 (m)
29
29
10
25
6
1
1
10
Special remark regarding
C
53
:
The maximum lengths for L1 and L2
are related to each other. First determine the length of L1; then
make use of the graph below to determine the maximum length of
L2. For example: if the length of L1 is 2 m, L2 can maximally be 8 m
long.
7
6
5
10
9
11
8
3
4
2
1
0
L2
L1
0
1
2
3
4
6
7
5
L2=–1.8×L1+11.8
Multi-boiler installation
INFORMATION
All piping lengths in the tables below are maximum
equivalent piping lengths.
L1
L1
C
83
C
43
C
43
6
L2
5
C
83
6
L1
C
43
C
43
5
5
5
L1
L2
L1
L1
L2
The horizontal flue MUST be installed under a 3° fall towards the
boiler (50 mm per metre) and MUST be supported with a minimum
of 1 bracket at each meter length. Best recommended position of the
bracket is just before the joint.
INFORMATION
Flexible flue gas lines may NOT be used in horizontal
connection sections.
INFORMATION
The maximum lengths in the table below apply to each gas
boiler separately.
C
83
(6)
C
43
(5)
Twin-80
60/100
80/125
Twin-80
L1+L2 (m)
L1 (m)
L1 (m)
L1+L2 (m)
80
10
29
80
Special remark regarding
C
83
:
See the table below for the
minimum diameters of the combined gas exhaust system.
Number of units
Minimum Ø
2
130
3
150
4
180
5
200
6
220
7
230
8
250
9
270
10
280
11
290
12
300
Special remark regarding
C
43
:
See the table below for the
minimum diameters of the combined gas exhaust/air intake system.
For EHY2KOMB28AA:
Number of
units
Concentric
Dual pipe
Gas
exhaust
Air intake
Gas
exhaust
Air intake
2
135
253
135
214
3
157
295
157
249
4
166
311
166
263
5
175
328
175
278
6
184
345
184
292
7
193
362
193
306
8
201
376
201
318
9
210
393
210
332
10
219
410
219
347
11
228
427
228
361
12
237
444
237
375
13
246
461
246
389
14
255
478
255
404
15
264
494
264
418
16
272
509
272
431
17
281
526
281
445
18
290
543
290
459
19
299
560
299
473
20
308
577
308
488
For EHY2KOMB32AA:
Number of
units
Concentric
Dual pipe
Gas
exhaust
Air intake
Gas
exhaust
Air intake
2
155
291
155
246
