Helo HNST1 Instalación Y Manual De Uso página 54

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User and installation manual HNS-T1
Warm water comes out of the steam nozzle, and there is little or no steam in the steam room.
Cause: The electromagnetic valve for the incoming water is stuck open because of dirt or electric fault. See test 3.
Action: Remove the electromagnetic valve and clean it. Fix the electric fault.
Cause: The electromagnetic valve is broken.
Action: Replace the electromagnetic valve.
Cause: Fault in circuit board.
Action: Replace the circuit board.
Warm water comes out of the steam nozzles in pulses or as weak continuous stream with steam.
Cause: Small water pocket in the steam pipe.
Action: Remove the water pocket.
Cause: Too much of the steam pipe is uninsulated.
Action: Insulate the steam pipe.
Warm water comes out of the steam generator's downpipe all the time.
Cause: Automatic electromagnetic flushing valve is stuck open.
Action: Stop the steam generator. Try again after 80 minutes. If the fault remains, remove the automatic electromag-
netic flushing valve and clean it.
Banging noise from the water pipes when the electromagnetic valve opens or closes.
Cause: Inadequate connection in the water pipe coming into the steam generator.
Action: Mount the water pipe securely on the wall.
Cause: Recoil effect in the incoming water pipe.
Action: Install about 1 metre of pressure-proof reinforced rubber hose into the steam generator end of the water pipe
.
Safety valve opens or the overheating protector trips.
Cause: Steam pipe is blocked. See test 4.
Action: Remove the block.
Cause: The inner diameter of the steam pipe is significantly reduced. See test 4.
Action: Replace the pipe or the connection where the inner diameter is reduced (minimum inner diameter is 16 mm).
Cause: Several sharp bends in the steam pipe. See test 4.
Action: Make the bends less sharp.
Cause: There is a large water pocket in the steam pipe. See test 4.
Action: Install the steam pipe so that a water pocket does not form.
Steam generation is irregular from the beginning.
Cause: The sensor is misplaced. See test 2.
Action: Move the sensor or redirect the steam shower.
Cause: Chalk or other impurities in the dirt filter.
Action: Remove the dirt filter and clean it.