Toyotomi Oil Miser OM-180 Operation & Maintenance Instructions Manual page 3

OTHER PRECAUTIONS
1. This unit is only for indoor use. Avoid its exposure to rain or moisture.
2. Do not use for drinking or cooking until the water supply has been approved by local authorities.
3. Hot water (or cold water) left in heat exchanger or piping must not used for cooking or drinking.
4. When using a large amount of hot water the temperature may change, even though the temperature
setting has not been changed. Special caution must be taken if two faucets are open at the same time.
5. If the unit appears to be operating abnormally or in an emergency, turn off the unit and call an autho-
rized service person.
6. Avoid the use of hard water. In regions where hard water is the only source, take advantage of a water
softener.
7. Do not use a damaged unit. If repairs are needed, contact your dealer.
8. Keep the area around the unit, the fuel tank and the flue pipe clean and free of flammable materials.
9. If you plan to be away from your home for a long period of time, shut-off the fuel valve on the fuel tank.
Press "POWER SWITCH" to "OFF" position and disconnect the power supply cord.
10. If the unit is not used for a long period of time, the fuel tank may contain water cause by condensation.
Be sure to check all filters and strainers for this condition, clean or replace filter elements before using
the unit.
11. The use of the water heater with the temperature selector knob at "B", "HOT", or "COLD" may propagate
bacteria growth in the water. In order avoid this, turn the temperature selector knob to "VERY HOT" once
a week to heat the water heater and water to a high temperature for approximately one hour.
12. Before changing the temperature setting, make sure that the water heater is not being used by any of
your family at any place in the house. All family members should be aware of this "Caution."
13. Fusible Link Valve (#10005597)
¡It is most important that the valve, depending on its use, be fully opened or fully closed.
¡The top nut on the valve (below the turn handle) is sealed and should never be tightened or
removed.
¡When installing fuel lines to the valve, be sure to check for fuel leakage.
¡A LEAKING VALVE SHOULD ALWAYS BE REPLACED.
14. When No. 2 fuel oil is used in an area where the temperature becomes less than 25˚F (-4˚C), it is recom-
mended the use of an additive with the fuel to prevent congeling. Check with a fuel suppy company for
the propre additive and mix.
2