Axis Digital concealed
installation instuctions
page 4
Important information
Safety information
This product must be installed by a competent person in accordance with all relevant Water and Wiring Supply Regulations.
Electrical supply and bonding of the bathroom must comply with the current IEE regulations, and your attention is drawn to
the requirements concerning protective earth bonding.
The water circuit should be installed so that other taps or appliances operated elsewhere within the premises do not
significantly affect the flow.
This shower must not be used with a hot water supply temperature of over 65˚c.
The Digital processor must not be installed in situations where the ambient temperature is likely to exceed 40˚c.
The control must not be installed in situations where the ambient temperature is likely to fall below 5˚c or rise above 70˚c.
We do not recommend the use of Axis Digital in steam therapy facilities.
This appliance must be earthed.
Cables which are chased into the wall must be protected by the use of conduit or sheathing.
Surface mounted cables must also be protected by a suitable approved conduit.
The power lead must only be replaced by the manufacturer or his accredited service agent.
The user control is supplied from a safety extra low voltage source.
This product is suitable for household use only.
SPECIAL NOTES FOR INSTALLATION OF DIGITAL PUMPED PROCESSOR
1) The Axis Digital pumped shower system is designed to operate up to a maximum static pressure of 1 bar (14.5 psi).
2) Under no circumstances must the pumped processor be connected directly to the water main or in line with another booster pump.
3) The minimum actual capacity of the cold water storage cistern should be not less than 225 litres (50 gallons). The capacity
of the hot water cylinder must be capable of meeting the anticipated demand.
SPECIAL NOTES FOR INSTALLATION OF DIGITAL STANDARD PROCESSOR
Pressures: The Axis Digital shower system is designed to operate up to a maximum static pressure of 7 bar (100psi). Where
pressures are likely to exceed 7 bar (100psi), a pressure reducing valve must be fitted to the incoming mains supply. A setting
of 4 bar (60psi) is recommended. It should be noted that daytime pressures approaching 6 bar (80psi) can rise above the
stated maximum overnight.
COMBINATION BOILER SYSTEMS:
The appliance must have a minimum domestic hot water rating of 80,000 BTU (23.4kW) and be of the type fitted with a fully
modulating gas valve.
The flow switch on the combi boiler needs to flow a minimum of 3 litres per minute. If in any doubt please contact the
appliance manufacturer before installation commences.
PLEASE NOTE: INLET TEMPERATURE CHANGE MAY CAUSE THE DIGITAL CONTROLLER TO FLASH.
THIS IS NOT NECESSARILY CHANGING THE OUTLET TEMPERATURE.
Connections
This product incorporates ‘push-fit’ type connections. Tube should be cut using a rotary type cutter and lubricated using a
silicone-based lubricant or petroleum jelly (Vaseline or similar) prior to insertion into the fitting.
THESE FITTINGS ARE NOT SUITABLE FOR STAINLESS STEEL TUBE.
Flushing
Some modern fluxes can be extremely corrosive and, if left in contact, will attack the working parts of this unit. All soldering
must be completed and the pipework thoroughly flushed out in accordance with Water Supply Regulations prior to connection
of the product.
After installation
Run through the system operation with the purchaser and hand them this guide. Complete and post the Axis guarantee card.
