Specification Summary - Rinnai HJ Cooper Owner's Manual

Specification summary

Suitability
• Indoor installations
• Main and low pressure systems
• Left or right hand plumbing connections
• Connection to open loop solar, or hot water
heat pump systems.
Not suitable as a pool or spa heater.
The system should be located and arranged so
as to achieve the closest proximity to water draw
off points.
Operating pressures
Maximum working pressure
Element
Incoloy 825 alloy sheath element positioned at
the bottom of the tank, and midway if a twin
element is purchased.
Thermostat
• Standard cylinder
Robert Shaw 30 A contact thermostat,
manually resettable at 85 °C (yellow dial).
• Cylinder in a solar or hot water heat pump
installation
Robert Shaw 30 A contact auto-reset
thermostat (red dial).
Incoloy 825 curved element
Incoloy 825 straight element
8 | Mains pressure indoor stainless steel cylinders: Owner and installer guide: 20132-D 04-15
Weights (empty/full)
• 135 L:
• 180 L:
• 250 L:
• 300 L:
Pressure limiting (reducing) valve
This water heater MUST be installed with a
500 kPa or less pressure limiting valve and
appropriate cold water expansion valve.
TPR valve
A temperature and pressure relief valve is
supplied with the water heater and MUST be
fitted. The TPR valve thread should be sealed
with teflon tape, do not use paste and hemp. Use
= 850 kPa
the spanner flats on the valve body to tighten,
DO NOT use a wrench on the valve body.
The TPR valve must be fitted with a drain pipe
to direct any water discharged to a visible point
outside the property. The drain pipe must have
a continuous fall and be at least the same size
as the TPR valve outlet (½ ˝BSP). Where the
drain pipe exceeds three metres in length an
air break must be provided within 300 mm of
the TPR valve outlet. Where an air break is used
it is recommended that the pipe size after the
air break be increased to one size larger than
the TPR valve. It must also be protected from
freezing conditions.
Protection against water: IPX1
Robert Shaw 30 A thermostat - manually
resettable (yellow dial)
Robert Shaw 30 A auto-reset thermostat
(red dial)
26.5/161.5 kg
31.5/211.5 kg
41/291 kg
46.5/346.5 kg