ABOUT YOUR WATER HEATER
5
SAFETY
For your safety do not operate this water heater before reading this instruction booklet.
This water heater is supplied with an electronic thermostat, high limit thermostat and a pressure relief valve. These
devices must not be tampered with or removed. The water heater must not be operated unless each of these
devices is fitted and is in working order.
Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. For
assistance or additional information consult your Raypak distributor, qualified installer, or Rheem
®
Service agent.
The warranty can become void if relief valves or other safety devices are tampered with or if the
installation is not in accordance with these instructions.
DO NOT store
flammable or combustible materials
near the water heater.
Flammable liquids (such as petrol), newspapers and similar articles must be
kept well away from the water heater and the draught diverter or flue terminal.
DO NOT use
aerosols, stain removers and household chemicals
near the
water heater whilst it is working. Gases from some aerosol sprays, stain
removers and household chemicals become corrosive when drawn into a
flame.
DO NOT store
swimming pool chemicals, household cleaners,
etc., near
the water heater.
DO NOT place anything on top of the water heater or in contact with the flue
terminal. Ensure the flue terminal is not obstructed in any way at any time.
DO NOT use Propane / Butane gas mixtures in a Propane model. A Propane model is designed to operate on
Propane only. The use of Propane / Butane mixture, such as automotive LPG fuel, in a Propane model is
unsafe and can cause damage to the water heater.
DO NOT operate with panels, covers or guards removed from the water heater.
DO NOT enclose this water heater (applies to external installations only).
Do not use the water heater if any part has been under water. Immediately call Rheem Service or Accredited
service Agent to arrange for an inspection.
TO TURN ON THE WATER HEATER
Warning:
If you smell gas do not attempt to turn on the water heater.
Fill the system with water (refer to “
To Fill the Water Heater
” on page
39
).
Open the gas isolation valve fully at the inlet to the water heater.
Switch on the electrical supply at the water heaters isolation switch.
NOTE
: If the water heater is correctly
installed, this will also activate
the circulating pump.
The water heater will operate automatically when a call for heat occurs.
WHAT TO DO IF YOU SMELL GAS?
DO NOT try to light any gas appliance.
DO NOT touch any electrical switch.
TURN OFF the gas supply at the gas meter immediately, call your gas supplier or licensed gasfitter.
NOTE:
Some gases are heavier than air and it may be necessary to check for gas leaks at floor level.
TO TURN OFF THE WATER HEATER
If it is necessary to turn off the water heater:
Switch off the electrical supply at the water heaters isolation switch.
NOTE
: If the water heater is correctly
installed, this will also shut down
the circulating pump.
Close the gas isolation valve at the inlet to the water heater.
Close the cold water isolation valve at the inlet to the water heater.
Close the isolation valves on the cold and hot water branches to shut down an individual water heater in a
bank (water heating applications only).
Summary of Contents for B0507
Page 26: ...CONNECTIONS ELECTRICAL 26 Wiring Diagram for Typical BMS System Interface ...
Page 28: ...CONNECTIONS ELECTRICAL 28 WIRING DIAGRAMS ON OFF MODELS 1000MJ NG ...
Page 29: ...CONNECTIONS ELECTRICAL 29 ON OFF MODELS 1000MJ LPG ...
Page 30: ...CONNECTIONS ELECTRICAL 30 ON OFF MODELS 1000MJ ...
Page 31: ...CONNECTIONS ELECTRICAL 31 MODULATING MODELS 1000MJ NG DRAWING No 96159611B ...
Page 32: ...CONNECTIONS ELECTRICAL 32 MODULATING MODELS 1000MJ LPG DRAWING No 96159610C ...
Page 33: ...CONNECTIONS ELECTRICAL 33 MODULATING MODELS 1000MJ DRAWING No 96159613B ...