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I
PRE-SERVICE CHECK
Before asking for a service calJ please check the following points.
These points are pare of the normal operation of the unit.
• At Ignition:
Heater does not operate.
Is the heater plugged in?
Have the fuses or breaker blown at the switch board?
Is there a power failure?
Is the air filter blocked?
is anything blocking the outlet for the hot air?
Isthe flue blocked?
The fan is started automatically after a short delay.
This is to allow the heat exchanger to warm up, helping to avoid cold draughts.
This is caused by grease or oil and dust on the heat exchanger and will stop
after a short time.
I This is noise from the heat
simply expansion exchanger.
This is the sound of the solenoid valves opening and closing.
gas
Is the air filter blocked?
Is the set temperature high enough?
Is the warm air outlet blocked by anything?
Are the doors and windows of the room dosed?
Allow heater to coo], clean air filter, operate again.
Even after unit has cooled down the heater does not ignite again. Repair is
necessary.
Contact your local agent or Rinnai for a Service call.
This is to remove the residual heat from the heat exchanger, the fan will stop
when the heater COOlsdown.
High efficiency appliances tend to discharge water vapor on co_ddays, this is
normal
Warmghts.air does not flow when the burner 1
Smoke or strange smells are produced
1
on the f rst tda ght up after nstallation. 1
Sharp clicking noises at ignition, or when
unit cuts down on the thermostat, or goes
out.
• During Combustion:
.d,
,,,1,
operates.Clunkingnoise when the thermostat I m_
[ Unit is not heating room. 1"
Air filter is blocked or the louvers are 1
b ocked or obstructed. /
J
Heater will not re-ignite after overheating. ] =1,
• When the unit is turned off.
Convectionfancontinuestorunafter
tumingOFF.
• Other Points:
Steam iso3sdlarged from the flue terminal. I _
Unit cuts off without apparent reason.
I Power Failure.
I _' JCheckwhetherfilteraareblocked,dirtyfilterswiUcausetheheatertooverheat.]
I_I' I Switx:d'lOFF, then ON again when power is restorad to re-set ¢ordrois. ]
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