Download information, in PDF format.

Please note: Appliance manuals may vary in detail to the serial number and year please request a specific manual.

System user guides and system control instructions

 Maintenance  -  Servicing and fault finding.

  System mechanical schematics. 

Gas and Diesel System boiler schematics

For system boiler with multi zone control see (Combi boiler with multi zone heating control)

System boiler with 2 radiator zones

System boiler with Heat and HW cylinder (S plan)

System boiler 2 underfloor manifolds

Diesel boiler with HW and heating with Buffer tank

Gas and Diesel Combi boiler schematics

(Combination boilers include on demand DHW)

Combi Boiler with multi zone heating control

Combi Boiler with Radiators & Under-floor

Combi boiler with Under-floor system


Our schematics are indicative, they are not working drawings . Any detail must be reviewed by the installing contractor. No liability is accepted.  



  Wiring guides and information.

 Below are some Generic wiring diagrams for typical systems These diagrams generally assume the use of our control products. They should be taken as an indicative guide for your review. No liability is accepted 

Other Wiring schematics






Underfloor related

Using a HIQ418 control with potential free outputs to switch voltage- Link details









Electrical work must be carried out by a suitably NZ qualified contractor. These generic schematics show typical layout only. The electrical contractor must review and verify suitability.

These are not Verified working drawings. no liability is accepted


Appliance Installation & user manuals.    

Gas Boilers Current Models

Service engineers, please contact us to request Gas boiler manual's based on model year and serial No,

Beretta Mynute X

Beretta Mynute X C Combi boilers Install User manual 2020>

Beretta Mynute X C - Quick commissioning. 

Beretta Mynute X R system boilers install User manual 2020>

Beretta Mynute X R - Quick commissioning.




  Terms & Conditions  - Warranty  -  &  Compliance.

Terms and conditions

Terms and conditions of sale

Refunds on returned product - Limitations

Freight damage Policy

Indent order items Policy



Our Heating appliances require submission of warranty registration. Appliances must be serviced annually by a competent person as prescribed in the service schedule.

Heat IQ Warranty statement and claims

Warranties - All boilers purchased before April 2017

Appliance warranty claim form


SDOCs (conformity declarations)

417 / 418 programmers

419 Differential thermostat

IQW Heat pumps

Beretta Exclusive gas boiler (Electrical)

Vokera Vision boilers (Electrical)

Towel rail elements

108 / 099 / 077 Circulation pumps

Banico Motorised valves 

Diesel boilers (Burner)

Diesel boilewrs (electrical)