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Mhtc/b start up checklist – Nortec MH Series User Manual

Page 47

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Start Up | 44

MHTC/B Start Up Checklist

Unit Serial #: _________________

Tag: _______________

Model: MHTC Reflow  MHTC Flow  MHB 
Customer/Job:

Address:

Preliminary:

 Pre-start-up checklist completed?

yes 

no 

If no, perform Pre-Start-up Checklist before starting humidifier.

Start-Up Procedure:

The prerequisites for the MH activating staging valves to wet evaporative media are:

 Water supply valve opened

yes  no 

 Mains disconnect switched on

yes  no 

 Turn On/Off switch on

yes  no 

 On/Off Security loop (Terminal 1 and 2) closed.

yes  no 

 Demand greater than 30%

yes  no 

Controls:

 Installed Controls Match Configuration

yes 

no

Control Setpoint:

 Demand (Modulating Humidistat)

yes 

no 

or

 Sensed RH < Setpoint (Transducer)

yes 

no 

The Humidifier will undergo a self-test when the power is turned on activating the LED’s and other
internal components.

If the above listed prerequisites are fulfilled the 1) MHTC Reflow will fill the hydraulic unit reservoir,
activate the pump and activate staging valves and begin normal operation. 2) MHTC Flow / MHB
Flow will activate staging valves

Remarks:


Started by:

Date of Start Up: _______/_______/______


Company:

Note: 1) If soft start is on the MHTC Reflow/Flow will cycle staging valves on 10 seconds / off

10 seconds for 5 minutes at startup.

2) If Inlet flush is on the MHTC Reflow will flush the tank for 60 seconds at startup.