Installation manual

INSTALLATION SECTION 3
23
All systems must ensure that the DHW final temperature is achieved. all though many
systems are available the installation instructions will only cover the three standard systems.
TOP UP SYSTEM:
1. COMBINED: This refers to twin-coil and possibly single coil pre-heat cylinders fitted with
electric immersion heaters.
2. PRE HEAT with MAXXflo
See Fig 8 for connections.
The MAXXflo once connected to the solar cylinder will require installation as per the seperate
MAXXflo instructions supplied. No primary sensor connection is required on the solar cylinder.
3. PRE HEAT with TOP UP Cylinder
See Fig 8 for connections.
The second cylinder will behave as a standard calorifier.
If temperature control of this unit is to be carried out by the solar controller, a temperaure
sensor (supplied) will have to be fitted and wired back to the controller.
DHW TOP UP
AND PRIMARY