Specifications

Installer’s Guide – (Gas Post-Boost) Solar Water Heater
1
H4110 4110 Rev. F
Rough In Diagram
Approximate location of pipework. A tolerance of 25mm is acceptable to dimensions shown in table below.
Note: Ensure pipes protrude horizontally from wall, and leave enough length of pipe to allow easy
connections.
250 L 315 L 400 L
Tank Height 1444 1754 1703
Overall diameter 617 617 705
A Hot water outlet 1230 1300 1450
B Tempered water outlet (mid-way between A and C) 505 540 615
C Cold water inlet 220 220 220
D Return from solar collectors 1231 1541 1466
E Gas entry 770 820 820
F Flow to solar collectors 600 600 600
House rebate level
100
A
B
F
C
D
E
Hot Return
Gas
Flow
Cold
Tempering
Valve
100