Controls (Thermocompact Boiler) - Vaillant 824/2 E Instructions For Installation Manual
Turbomax plus and thermocompact wall hung room sealed fan assisted combination and system boilers
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Also See for 824/2 E:
- Instructions for installation and servicing (56 pages) ,
- Installation instructions manual (44 pages) ,
- Instructions for use manual (12 pages)
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20 VDC
DO NOT USE IN UK!
7
8
9
MAINS
SUPPLY
N
230 V
L
3 A FUSE
50 Hz
Fig. 5.16
5.18 Controls (thermoCOMPACT boiler)
External electrical controls
The boiler terminals 3, 4 and 5 are for connecting
external electrical controls such as a programmer, room
thermostat, etc.
Terminals 3 and 4 are linked together when the boiler is
supplied. If external controls are used, this link must be
removed, and the controls connected across terminals 3
and 4.
Terminal 5 is an additional neutral connection for
external controls.
Connection of external electrical controls
Connection details using an external wiring centre
The boiler should be connected to the system controls
using an external wiring centre. Fig. 5.17, 5.18 shows
connection details for a system utilising a 3 port mid
position motorised valve, figure 5.19, 5.20 shows the
connection details for a system utilising two 2 port
motorised valves connected via an external wiring
centre (Important: the arrowed numbers indicate
connection into the relevant terminal of thre external
wiring centre).
Instructions for Installation and Servicing turboMAX plus and thermoCOMPACT R1
Supplied By www.heating spares.co Tel. 0161 620 6677
L N
4 5
3
ROOM
SWITCH
THERMOSTAT
CONTACTS
L
N
CLOCK
N
Boiler Installation Sequence 5
Connection details for control systems utilising 3 port motorised valve
via external wiring centre/junction box
Diagram only applies to the specific controls mentioned
3 amp fused
THERMOcompact
main supply
terminal strip
L
N
L
N
3
L
N
L
N
3
External wiring centre/junction box*
N
L
3
4
N
L
*Do not use pre-wired printed circuit board type
8
4
7
E
Cylinder thermostat
ACL Drayton HTS3
2
1
C
Danfoss Randall ATC
3
2
1
E
Tower CS1
YL
BK
RED
Honeywell L641
2
1
C
Horstmann HTC1
3
2
1
Siemens-Landis & Staefa RAM 1
3
2
1
E
Sunvic SA 2452
2
1
3
E
5
BROWN
EARTH
BLUE
OR
WHITE
3 Port mid position motorised valve
Fig. 5.17
Key:
X
Central heating on
Y
Hot water on
Z
Hot water off
Lifestyle LP241, LP 522, LP 722
Tempus 6, Tempus 7
Danfoss Randall CP 715, FP715
Note:
*Earth not required
Danfoss Randall Set 2E, Set 3E
Note:
*Earth not required,
Link L - 2 - 5
Grässlin Towerchron QE2
Honeywell ST699B, ST799A
Note:
Link L - 5 - 8
Honeywell ST6200, ST6300, ST6400
Horstmann Channel Plus H21, H27
Note:
*Earth not required,
Link L - 2 - 5
Siemens-Landis & Staefa RWB2, RWB9
Potterton Myson EP 2002, EP 3002, EP 6002
Note:
Link L - 5
Sunvic Select 207
Fig. 5.18
Programmer
for programmer connections see fig. 16.b
4
5
E
N
L
X** Y**
Z**
4
5
E
5
3
6
7
8
** see key below
5
6
7
8
9
10
not used
5
9
6
L
N
Room thermostat
Vaillant VRT 9090
E
C
A
ACL Drayton Digistat 2, 3, 4
3
1
ACL Drayton RTS 1, 2
N
3
L
Danfoss Randall RX-1
3
2
C
B
Danfoss Randall RMT 230
4
2
1
Danfoss Randall RET 230
N
3
L
Tower SS
4
2
1
Honeywell T6360
2
3
1
Horstmann HRT 1
4
2
1
Siemens-Landys & Staefa RAD 1
2
1
Sunvic TLX 2000 series
4
1
3
9
8
4
GREY
ORANGE
N
L
1
2
3
4
not used
5
3
8
7
6
E
N
L
1
2
3
4
not used
5
3
8
7
6
E
N
L
1
2
3
4
not used
*
5
3
8
7
6
E
N
L
1
2
3
4
5
6
not used
*
5
3
7
8
6
N
L
1
2
3
4
not used
5
3
8
7
6
4
5
6
7
8
L
N
3
not used
3
5
6
7
8
N
L
1
2
3
4
not used
5
3
8
7
6
1
2
3
4
5
6
E
N
L
not used
*
5
3
7
8
6
N
L
1
2
3
4
not used
5
3
8
7
6
E
N
L
1
2
3
4
5
not used
7
6
5
3
8
N
L
1
2
3
4
not used
5
3
8
7
6
E
E
E
E
E
23
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