iStore 270L R290 Heat Pump Install Manual v1.4 Jan2025

Pre-installation checklist

Avoid installing the iStore onto a Controlled Load / Offpeak circuit unless the circuit provides for manual activation of the circuit – no service can be provided without business hours power supply.

This unit requires an isolating switch as required by local by laws
If the power cord is damaged, it must be replaced by a qualified electrician
Local codes including but not limited to AS/NZS 3000 must be adhered to for all electrical work and be undertaken by a licensed electrician. The licensed electrician deems the circuit is suitable. Adequate overload protection and a residual current device of appropriate size should be installed.
If the iStore is rated below 10amps and is fitted with a 3 pin plug the electrician may remove the plug if required without effecting the warranty.
Allow 1m of free cable outside the iStore to avoid noise transfer to the wall and facilitate ease of servicing.

Place tank on level surface and in accordance with building and plumbing codes.
To avoid noise transfer:-
- Do NOT have the iStore touching the wall, 50mm clearance minimum is required.
- Do NOT have solid electrical conduit attached to the iStore – leave 1m of free coiled flex cable.
- Do NOT leave pipework loose.
Consider tank location to reduce any nuisance noise complaints (eg positioning near bedrooms or neighbours’ bedrooms)
Avoid positions where leaf litter and soil can build up in and around the unit.
Avoid positions where excessive pollen may be sucked into the unit.
Ensure the minimum space between the unit and walls and objects are per specifications illustrated in Diagram 1a/2a and Diagram 1b/2b.
Unit shall be located as close as possible to the most frequently used hot water outlet.

Where required the unit must be braced with with seismic restraints according to local standards
Only applicable in earth-quake zones

The iStore requires a minimum of 120 cubic meters of natural ventilation to operate efficiently
An example would be an area of 8.0m x 6.3m x 2.4m (a large double garage or open space under a home)
If suitable air flow or area cannot be provided then the performance may be reduced
External installation is the preferred method to capture the warm ambient air temperature Air discharge will always be cold
If unit is being installed internally, provision for fresh air to be introduced shall be provided 450 m3/h minimum requirement