MT 10 Mechanical Timer
Product Information
The product is a 24 Hour MT 10 timer manufactured by Worcester
Heat Systems Ltd. It is designed to control the timing of certain
functions in a heating system.
The timer must be installed by an approved installer and should
not be connected to the 230V mains supply.
Model: MT 10
Manufacturer: Worcester Heat Systems Ltd.
Address: Cotswold Way, Warndon, Worcester, WR4 9SW, Great
Britain
Website: www.worcester-bosch.co.uk
Product Usage Instructions
- Before starting any work, make sure to isolate the mains
electricity supply and observe all relevant safety
precautions. - The timer is compatible with Greenstar i and Greenstar Si
control panels. - Refer to the control panel diagram for the location of various
components and buttons. - To turn the timer on or off, use the designated on/off
button. - For specific time settings, refer to the time chart provided in
the user manual. - When setting the timer, ensure that the correct voltage (18-24
V DC, 10 mA) is supplied. - For automatic operation, set the timer to the “AUTO” mode.
- To manually override the timer, switch it to the “on” or “off”
position as desired. - Make sure to follow the specified time intervals for turning
the timer on or off.
7716 192 036 24 Hour MT 10
8 716 106 641 GB (04.09) Gm
6 7 2 0 6 1 1 7 9 2 -0 0 .1 R
MT 10
Safety Instructions
B These instructions must be observed to ensure proper functioning of the timer. B The timer should only be fitted by an approved installer. B The timer must not be connected to the 230 V mains supply.
CAUTION, ISOLATE MAINS ELECTRICITY SUPPLY BEFORE STARTING ANY WORK AND OBSERVE ALL RELEVANT SAFETY PRECAUTIONS.
“Greenstar i, Greenstar Si control panel”
3 2
1
4 5 6
max
3 2
1
4 5
6
max
1.1 2
120
on off
20 21
19
18
17
23
2 1 24
15 16
14 13 12
12
11 10
9
3
4
22
6
3
5
9
8 76
on off
18…24 V DC 10 mA
133
33
6 720 611 792-12.1R
8 716 106 641 GB (04.09)
MT 10
230V AC
2.1
6 720 611 792-03.1R
2.2
6 720 611 792-03.1R
2. 1.
3.
4.
6 720 611 792-04.1R
2.3
8 716 106 641 GB (04.09)
3
MT 10
2.
2.
1.
2.4
6 720 611 792-05.1R
5. 6.
4.
6 720 611 792-06.1R
3.
2.5
4
8 716 106 641 GB (04.09)
MT 10
3.1
22 21 20
23
19
1
2
3
17 18
16 15
12
14
13
12
9
3
24
6
6
4
5
7
11
8
9
10
22
21
23
20 19
11
10
17 18
16 15
12
14
13
12
9
3
24
6
6
9
8
7
1
5
4
2
3
6 720 611 792-11.1R
17
= 18
20 19
16 15
17
18
12
14
13
12
9
3
10 11
21
9
22
8
23
7
24
6
6
1
5
4
2
3
3.2
8 716 106 641 GB (04.09)
6 720 611 792-07.1R
5
MT 10
3.3
3.4 6
ON 1 6 :3 0 … 22:
20 19 18 21
87 6 5
1 24 23
22
9
3
6
2 3 4
on off
on =
AUTO
=
off =
6 720 611 792-08.1R
30
17 18
16 15
12
14
13
12
19
9
3
22 21 20
10 11
9
8
23
7
2 4
6
5
1
432
6 O
N 6:30 … 8:30
6 720 611 792-09.1R
8 716 106 641 GB (04.09)
OFF 8 :30
17 18
16 15
12
14
13
12
10 11
9
3
9
8
7
2 4
6
6
… 16 :30
MT 10
19
20
21
22
23
5
1
4
2
3
OFF 22:30 … 6:30
3.5
6 720 611 792-10.1R
8 716 106 641 GB (04.09)
7
MT 10
on
off
on
off
on
off
on
off
on
off
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
t
Worcester Heat Systems Ltd. Cotswold Way Warndon Worcester WR4 9SW Great Britain
www.worcester-bosch.co.uk
