1 - Hitachi Air Conditioning Products

CAUTIONPRECAUTIONS DURING INSTALLATION● Check that the tank is securely installedOtherwise, it could tip over in an earthquake causing personal injury.Contact your sales agent if it is not securely installed.● Check that the floor where the unit is installed is waterproof and hasproper drainageOtherwise floors below may suffer damage from possible leakage.Consult your sales agent for details.● Do not set it up in the place where water in piping and the tank freezesPoor insulation could cause pipe damage from freezing up which could resultin burn injuries and water leakage.● Do not install the unit in a location where there is a risk of flammablegas leaksFlammable gas coming into contact with the unit could ignite and result ina fire.WARNINGHandling and Maintenance● If you notice anything abnormal (burning smell, etc.), immediately stopoperation, turn the breaker off and contact your sales agent.Continued operation under these conditions may result in damage, electricshock or fire.● When a thunderstorm approaches, immediately stop operation and turnthe breaker offA severe thunderstorm could lead to equipment damage.● If the water will not boil or takes unexpectedly long to boil, a refrigerantleak may have occurred and contact your sales agent.The refrigerant used in this water heater is harmless. However, in the unlikelyevent of a leak, refrigerant that comes into contact with the flame in a fanheater, stove, gas cooker, etc. will generate a toxic substance. If you noticean irritating odor, immediately turn the water heater off and open the windowsfor ventilation, before contacting your sales agent.● Use hot water from the heater mixed with cold waterThe water from pump is otherwise so hot that it could cause burn injuries.Please install thermostat type mixer tap.● Do not block the inlet or outlet vents in the outdoor unit, or insert yourfingers or objects into the ventsYou could injure yourself by coming into contact with the high-speed internalfan or you could damage the unit. The performance of the unit may also drop.● Do not use wire or conductors in place of the fuse in the circuit breakerThis could lead to damage or fire.● Do not disassemble the unitDisassembly exposes you to the risk of electrical shock.– 4 –TAW-270NH2(1).indd 46/3/10 10:29 AM