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Page 43
2008-12-03
1.3 NOTES ON OPERATION
During operation of the Nortec MH the humidification system has to be inspected weekly. On
this occasion check the following:
• the water for any leakage.
• the humidifier and the other system components for correct fixing and any damage.
• the electric installation for any damage.
• unit models with MH control unit: Check operating information in display level and whether
or not a warning or error message is present.
If the inspection reveals any irregularities (e.g. leakage, error indication) or any damaged
components take the Nortec MH out of operation as described in chapter. Then, have the
malfunction be eliminated or the damaged component be replaced by a well trained specialist
or a service technician from your Nortec supplier.
1.4 TAKING OUT OF OPERATION
In order to take the Nortec MH out of operation (e.g. to perform maintenance works, to
eliminate a malfunction, etc.) perform the following steps:
Close the shut-off valve in the water supply line.
Models MHB Reflow and MHTC Reflow: empty the water tub.
Models MHB Reflow and MHTC Reflow: Start manual draining (see operating instructions of
the MH control unit) and wait until the water tub is empty.
Models MHTC Flow, MHB Reflow, and MHTC Reflow: switch off control unit.Important: If the
unit has to be switched off because of a malfunction, please note the code of the actual error
message.
Isolate all components of the Nortec MH from the mains and secure system against
accidentally being reconnected to the mains.
If work has to be carried out on the Nortec MH, switch off the ventilation system and secure
the system against accidentally being switched on.
Note: if the Nortec MH is not be used for a longer period of time the MHB Flow model should
be taken out of operation as described above. However, the MHTC Flow, MHB Reflow, and
MHTC Reflow should stay operable to keep the hygiene functions active.