gledhill benchmark BMA 125 OV, Design, Installation And Servicing Instructions

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Page 22
2.2 INSTALLATION
2.0 INSTALLATION
'A' Class Boilermate ver 4.FC7
Bl
B
B
Bl
Bl
Bl
Bl
R
R
R
Br
Br
G/Y
G/Y
Br Br
Br
Br
Br
Br
Br
Br
Br
Br
Br
Br
Y
B
Y
B
O
O
Wh
Wh
Wh
Wh
Wh
Wh
Wh
Or
Wh
Wh
Wh
Br
Br
Br
Bl
Br
R
R
Or
Wh
Remove Link
To Fit
Room Thermostat
Br B Or Wh Br Bl Bl Bl
Bl
R
Bl Bl
R R
R G/Y Br
BR BR
R
R
R
Bl
Br
Bl
B
Or
Wh
Or
Wh
B
BL
Br
Bl
Bl
Bl
Br
Br
Br
B
B
B
Br
G/Y
G/Y
G/Y
R
Wh
Or
R
R
R R
R
Or
R
O
O
B
B
Y
Y
S4
S5
S6
ID_RESIST
OR
S3
S1 & S2
FRONT PANEL
'MODE'
Switch
Neon Illuminated
ON / OFF Switch
Red LED
Push Button
J33
J32
J34
J28
J29
J5
J3
J30
J31 J9
L
L
L
N
N
N
E
E
E
M
M
M
M
1
2
3
5
4
SL_B SL_R SL_W SL_H E
N
E
E E L3 L2 L1
N N N MCB 2
MCB 1
MCB 3
16A 6A 16A
HTG Switched Live Room stat S/W Live (L) HW Switched Live Boiler S/W Live (L)
Live (L) 230 V ac
Neutral
Main Supply
230V 50Hz 32A
(6.0 mm² T & E cable)
GRASSLIN CLOCK
Hot Water
Central Heating
* All wire sizes 0.5mm² unless otherwise stated
2.5mm² HIGH TEMP
2.5mm² HIGH TEMP
2.5mm² HIGH TEMP
2.5mm² HIGH TEMP
2.5mm² HIGH TEMP
2.5mm² HIGH TEMP 2.5mm² HIGH TEMP
2.5mm² HIGH TEMP
N L
2
3
4
1
ON
SPD1/2A
OPTIONAL
EXTRA
IF FITTED
(PART No XB142)
SCALE INHIBITOR
2 x 3kW Heating Elements
S 3
S 4
S 5
S 6
Store overheat sensors
Cold Water IN
Domestic Hot Water OUT
Bottom Immersion Heater
1K5 Resistor (White)
Top Immersion Heater
S1 & S2
ID_RESISTOR
SENSOR LEGEND
BLUE Bl
BROWN Br
GREEN / YELLOW
G/Y
WIRE COLOUR LEGEND
BLACK
ORANGE
YELLOW
WHITE
RED
B
Or
Y
Wh
R
White Covering
Flat Ribbon Cable
2 DOUBLE POLE
CHANGE OVER SWITCHES
WITH CENTRE OFF
FACTORY FITTED CLOCK
(STANDARD) OPTION
(1) Connection only used
if Modulating Pump is fitted
(1)
(1)
24
23 13
14
RELAY R1
A1
A2
200 - 240Vac 50Hz
('SWITCH' ON / OFF)
(Boiler ON / OFF)
(Heating S-L)
(Hot Water S-L)
(Room Stat S-L)
DHW
Pump
Heating
Pump
Boiler
Pump
6B
2A
5B
2A
5B
3A
4B
3A
1A
6B
4B
1A
G/Y
Or
Wh
BL
Bl
Br
R
J33
J32
J34
J28
J29
J5
J3
J30
J31 J9
(1)
(1)
3 1 2 8 7 6 5 4
A
B
C
D
E
DRG. NAME DRG. SIZE
JOB NAME TITLE
BOILERMATE 'A' Class
with Clock (Factory Standard)
Electrical Schematic for BOILERMATE 'A' class
appliance with factory fitted clock
ISSUE No : 4
APPROVED
DATE : AUGUST 2005
A3
GLEDHILL WATER STORAGE LTD.
DO NOT SCALE FROM THIS DRAWING. COPYRIGHT OF THIS DRAWING
IS RESERVED. IT IS NOT TO BE REPRODUCED COPIED OR DISCLOSED
TO A THIRD PARTY EITHER WHOLLY OR IN PART WITHOUT OUR
WRITTEN CONSENT.
© GLEDHILL WATER STORAGE LTD.
SYCAMORE TRADING ESTATE
SQUIRES GATE LANE
BLACKPOOL
LANCASHIRE
FY4 3RL
DRN.
SIGN. SIGN. DATE DATE
APP'D. CH'KD. DATE
10-08-05 10-08-05 10-08-05 A.McEvilly S. Gataora S. McGachie