Rinnai 12
Commercial Heat Pump OIM
HIGH ELECTRICITY BILLS
Excessive hot water
consumption
See entry under the heading ‘Insufficient or no hot water’
High Electricity Tariffs
The electricity tariff will determine the running costs of the system. It is
important the end user is aware of the applicable tariffs. Contact your
electricity supplier to confirm what these tariffs are.
Higher Element Usage
In extremely cold conditions the element may be operating more than
normal.
WATER FLOW FLUCTUATIONS
High demand of hot water at
the same time
High demand of hot water in use at the same time may cause a decrease
in the hot water flow from the taps.
Check total heating capacity of water heaters meets the highest demand
of hot water in the building.
WATER HAMMER
Hot and cold water plumbing in
the premises
Have a plumber check clipping of hot and cold water pipe work and install
a pressure limiting valve and water hammer arrestor as required.
HEAT PUMP ICES UP
Defrosting function
The heat pump has a built in reversing defrosting function which may
operate and remove any ice.
HEAT PUMP ERROR INDICATOR
Red alarm code is showing on
the Display
This will appear if an error is detected with the heat pump operation,
please call Rinnai for assistance if this should occur.
SAVE A SERVICE CALL
