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Benchmark Green Storage WB Series Installation & Maintenance Instructions Manual page 9

Cylinders 90/120/150/180/210/250/300 litre

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PRODUCT DIAGRAMS
INDIRECT
Capacity
Height
(L)
(mm)
90
745
120
933
150
1120
180
1308
210
1496
250
1746
300
2055
SOLAR INDIRECT
Capacity
Height
Dia
(L)
(mm)
(mm)
180
1308
550
210
1496
550
250
1746
550
300
2055
550
B
F
C2
G1
C1
D1
Dia
A
B
(mm)
(mm)
(mm)
550
390
745
550
390
933
550
465
1120
550
465
1308
550
465
1496
550
465
1746
550
465
2055
B
G3
G3
F
G2
D1
G1
D2
A
B
C1
(mm)
(mm)
(mm)
390
1308
725
465
1496
830
465
1746
1000
465
2055
1030
CONNECTIONS:
A
22mm Cold feed with dip pipe to diffuser
in bottom of cylinder
E
22m Hot water outlet
B
C1 Immersion heater
C2 Secondary immersion heater -
250 litre & above only
D1 22mm Boiler coil connections
E
" Temperature & pressure relief valve
1
2
(factory-fitted to cylinder)
F
22mm Secondary return – for cylinders with
a capacity of 210 litres and above only
G1 Dry stat pocket
A
D1
C1
C2
D1
(mm)
(mm)
(mm)
330
n/a
290
330
n/a
290
370
n/a
330
370
n/a
330
405
n/a
365
405
950
365
405
1100
365
CONNECTIONS:
A
22mm Cold feed with dip pipe to diffuser
in bottom of cylinder
B
22m Hot water outlet
E
C1 Immersion heater
D1 22mm Boiler coil connections
D2 22mm Solar coil connections
E
" Temperature & pressure relief valve
1
2
C1
(factory-fitted to cylinder)
D1
22mm Secondary return – for cylinders with
F
a capacity of 210 litres and above only
G1 Dry stat pocket
G2 Dry stat pocket
G3 Dry stat pocket
A
D2
D1
D2
E
(mm)
(mm)
(mm)
674
290
1080
779
365
1270
950
365
1520
980
365
1830
Green Storage WB Range
Installation & Maintenance Instructions
E
F
(mm)
(mm)
520
n/a
705
n/a
895
n/a
1080
n/a
1270
1150
1520
1400
1830
1600
F
G1
G2
(mm)
(mm)
(mm)
n/a
345
729
1150
420
834
1400
420
1005
1600
420
1035
G1
(mm)
385
385
425
425
465
560
660
G3
(mm)
1080
1270
1520
1830
9

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