
Important
This appliance shall be fitted in accordance with:
• Manufactures installation instructions.
• Local Gas fitting regulations.
• Municipal Building codes.
• AGA Gas installation Code AG601 – NZ 5261.
• Any other relevant statutory regulation.
• This appliance must only be installed, serviced and removed by an authorised
licensed person.
• For service please contact 0800 RINNAI (0800 746624) for your closest service
Centre.
• This appliance must always have seismic restraints.
Installation
Positioning
The Rinnai Continuum should be positioned so there is access to any parts that may
need servicing. It should be possible to remove the appliance at a later stage without
altering the structure of the building.
If the water heater is remotely fitted then it should be positioned as close to the unit as
practicable to ensure minimum heat loss.
The tank must always be restrained with seismic restraints as per NZ5261 and the local
building codes.
The Appliance should always be installed to the applicable codes and suggested siting
positions can be found on the next page.
Temperature & pressure relief valves
The appliance is fitted with temperature and pressure relief valves that are rated for the
Rinnai continuum (external model only). For remote usage the pressure and
temperature relief valves should be sized and fitted according to the heat input of the
Infinity water heaters. The relief should be as short as possible and grade continually to
drain without restriction.
Cold water supply
The cold water inlet to the Rinnai Continuum should be a minimum of 150kPa and not
exceed 500kPa. If the water pressure is in excess of 500kPa then a pressure reducing
valve should be fitted. A stopcock, pressure limiting valve, line strainer, cold water
expansion valve and non-return valve are required for all installations of the continuum.
Appliance connections
Primary flow and returns are 20mm-bsp female connections and the secondary flow and
returns are 50mm-bsp female connections, which can be bushed down or capped as
required. Both the hot water outlet on the top of the cylinder and cold water inlet are
50mm-bsp female connections.

Positioning your Rinnai Continuum
A
B
Window
Door
D
A
F
E
A - 500mm minimum horizontally from an operable window, door, non-mechanical air inlet or any other opening into a building.
B - 500mm minimum from any other flue terminal or combustion air intake.
C - 300mm minimum below eaves, balconies or other projections.
D - 1500mm minimum vertically below an operable window, non-mechanical air inlet or any other opening into a building.
E - 500mm minimum from a return or external corner.
F - 150mm minimum from a drain or soil pipe.
G - 500mm minimum from an electricity meter or fuse box.
H - 1000mm minimum from a gas meter, 1500mm from LPG gas bottles
I - 500mm minimum from a neighbouring structure or obstruction facing the terminal
G
Flue
E
H
Meter
I
Power
3

Pipe sizing
Storage Capacity (litres)
1st hour delivery at 50 degree rise
2nd hour delivery at 50 degree rise
Continuous delivery at 50 degree rise
Cylinder recovery time at 50 Degree rise
Water flow at 40 degree rise
Water flow at 45 degree rise
Water flow at 50 degree rise
Water flow at 55 degree rise
Water flow at 60 degree rise
2205 Duplex Stainless Steel
Weight of Tank - dry (kg)
6576Weight of Tank - full (kg)
Maximum Cylinder Pressure (kPa)
Cold Water Pressure - min kPa
Cold Water Pressure - max kPa
Power Supply (volts / amps)
Gas connection to the Infinity
water inlet to the cylinder
water outlet from the cylinder
Pipe sizing for both gas and water should be in accordance with NZ 5261
Power connection
The Rinnai Continuum requires a 230 volt 10 amp supply. This will be in the form of an
approved external fitted waterproof electrical socket. This appliance must not be hard
wired.
The socket must be located not more than one metre from the appliance.
RINNAI CONTINUUM HV SERIES HOT WATER HEATING SYSTEMS
Model CONHV
250E
CONHV
250 I
CONHV
330E
CONHV
330 I
Options: Larger size cylinders can be supplied for specific applications
4

Wiring diagram for Rinnai
Schematic diagram for Rinnai Continuum
Thermostat
L
Pump
Pump
Infinity
Thermostat
L
7

Warranty for the Rinnai Continuum Water Heating
Systems.
The benefits conferred by this are in addition to all other rights and remedies in respect of
the product, which you have under the Consumer guarantees Act or any other legislation.
Given installation is in accordance with the manufactures specification, this appliance is
warranted by Rinnai New Zealand for the cost of labour and components in the event of
defects arising from faulty materials /or workmanship with the ensuing warranty conditions.
Installation
Your water heater installation must be in compliance with the Building Regulations and the
Gas Appliance Installation Code NZS 5261.
Maintained in accordance with the instructions.
Water quality remains within the quality standards listed in the Installation instructions.
Warranty Exclusions
The warranty does not cover damages caused by excess water pressure or any water
damages caused by water leaks in the installation.
Warranty covers only the direct replacement of the faulty parts and excludes any part of the
installation not supplied by Rinnai New Zealand.
Water Quality
Water that is outside the maximum recommended limits will void the warranty. If you are
unsure of you water quality you need to consult your local water quality specialist.
Water Quality Table
pH 6.5 to 8.5
Totally dissolved solids up to 500 mg/litre
Total hardness up to 150 mg/litre
Chlorides up to 150 mg/litre
Magnesium up to 7 mg/litre
Calcium up to 15 mg/litre
Sodium up to 125 mg/litre
Iron up to 0.2 mg/litre
Item Domestic Commercial
Parts Labour Parts Labour
Cylinder 5 years 1 years 5 years 1 year
Ancillary parts 1 year 1 year 1 year 1 year
Infinity parts 3 years 3 year 1 year 1 year
Infinity Heat Exchanger 10 years pro rata 3 years 1 year 1 year