Nortec MH Series Manual do Utilizador

2544832-D | 04 OCT 2011Installation andOperation ManualIncludes installation, operation,maintenance and troubleshootinginformation for your MHTC / M

6 | MH Series Figure 1: Type Key

MH Series | 7 MHB Flow - Construction Model # Description 1 Water connection on unit r 3/4 " (outside thread) 2 Volume controlling valves

8 | MH Series MHB Flow - System Overview Figure 3: System Overview – MHB Flow Functional Description The MHB Flow model provides on/off control

MH Series | 9 MHTC Flow - Construction Model # Description 1 Water connection on unit r 3/4 " (outside thread) 2 Volume controlling valves

10 | MH Series MHTC Flow - System Overview Figure 5: System Overview – MHTC Flow Functional Description The MHTC flow model provides multistep

MH Series | 11 MHB Reflow - Construction Model # Description 1 Water connection on unit r 3/4 " (outside thread) 2 Level-controlled suppl

12 | MH Series MHB Reflow - System Overview Figure 7: System Overview – MHB Reflow Functional Description The water tub is filled up to a prese

MH Series | 13 MHTC Reflow - Construction Model # Description 1 Water connection on unit r 3/4 " (outside thread) 2 Level-controlled suppl

14 | MH Series MHTC Reflow System Overview Figure 9: System Overview – MHTC Reflow Functional Description The water tub is filled up to a preset

MH Series | 15 To prevent accumulation of mineral residues and the formation of germs in the water tub, the tub is completely drained periodically (

Thank you for choosing Nortec. Proprietary Notice This document and the information disclosed herein are proprietary data of WALTER MEIER LTD. Neither

16 | MH Series Mounting and Installation Qualification of personnel All mounting and installation work must be carried out only by well qualified pe

MH Series | 17 If the system is equipped with a heater, make sure it is at least 20” (0.5 m) away from the humidification unit. If silencers are mo

18 | MH Series Mounting Process Figure 10: Mounting Process – Step 1 1. Align the water tub to the centre of the duct, then ensure it is level

MH Series | 19 Figure 11: Mounting Process – Step 2 4. Attach the cross beam “B” to the water tub using four hexagon socket screws 1/4 UNC x 1/

20 | MH Series Figure 12: Mounting Process – Step 3 Note: With close space conditions we recommend to install the EPDM sealing profile to the ve

MH Series | 21 Figure 13: Mounting Process – Step 4 Carefully mount the vertical intermediate support(s) “F” (number depending on the unit size)

22 | MH Series Figure 14: Mounting Process – Step 5 Fix the front bracket “G” to each vertical support using two hexagon socket screws 1/4 UNC x

MH Series | 23 Figure 15: Mounting Process – Step 6 Fix one mounting bracket “H” to each vertical support and intermediate support using a hexag

24 | MH Series Figure 16: Mounting Process – Step 7 The air gap between the outermost vertical supports and the duct walls as well as between th

MH Series | 25 Figure 17: Mounting Process – Step 8 Attach hydraulic unit to the water tub and the cross beam using four hexagon socket screws 1

Contents 1 Introduction1 Limitation 1 Safekeeping 2 Safety 5 Product Overview 5 Model Overview 5 Product Designation 7 MH Fl

26 | MH Series Figure 18: Mounting Process – Step 9 Assemble the drains according to the corresponding figure above (the drains can be assemb

MH Series | 27 Figure 19: Mounting Process – Step 10 Starting from the bottom, install the humidification boxes in each row: 1. Hook the mount

28 | MH Series Figure 20: Mounting Process – Step 11 Only for units with mist eliminator: 1. Hook the mounting brackets into corresponding op

MH Series | 29 Figure 21: Mounting Process – Step 12 Only for units with mist eliminator: 1. Starting from the bottom, install the mist elimi

30 | MH Series Figure 22: Mounting Process – Step 13 Mounting the spray cap bars: 1. Push the two tongues on the back side of the trickling h

MH Series | 31 Plumbing Plumbing Overview Figure 23: MHB & MHTC Flow – Water Installation Figure 24: MHB & MHTC Reflow – Water Inst

32 | MH Series Water Supply The water supply is to be carried out according to the figure found in this chapter and the applicable local and nationa

MH Series | 33 Electrical Note: Electric installation of the NORTEC MH “Flow” and “Reflow” models is the clients responsibility. Figure 25: Leadi

34 | MH Series Mounting the MH Control Unit Figure 26: Mounting the MH Control Unit 1. Fix the control panel to the wall using 4 x ¼” screws (

MH Series | 35

39 Taking Out of Operation 39 Maintenance 40 Maintenance Intervals 41 Maintenance List 42 Dismantling and Installation Works 42 Dismantle and In

36 | MH Series

MH Series | 37 Operation Putting into Operation Proceed as follows when putting the Nortec MH into operation: • Examine the Nortec MH and installa

38 | MH Series Adjust the Volume Controlling Valves Figure 27: Adjusting the Volume Control Valves After starting the NORTEC MH Series for the fi

MH Series | 39 Taking Out of Operation In order to take the NORTEC MH Series out of operation (e.g. to perform maintenance or to repair a malfunctio

40 | MH Series The NORTEC MH Series must be maintained in the prescribed intervals, the cleaning work must be carried out correctly, and the humidif

MH Series | 41 Maintenance Work Table 1: Maintenance List Component Work to be carried out Humidification boxes and mist eliminator boxes. Disman

42 | MH Series Dismantling and Installation Works Dismantle and Install the Mist Eliminator and Humidification Boxes 1. Undo the hose clamps, then

MH Series | 43 Dismantle and Install the UV Lamp (option) 1. Pull the retaining clip out to release the uv light plug. 2. Carefully lift the plu

44 | MH Series Spare Parts

MH Series | 45 Table 2: Hydraulic Spare Parts Item Part Number Description Quantity1 2544523 Hydraulic Bracket 1 2 2544521 Manifold Block, MH

MH Series | 1 Introduction Thank you for purchasing the NORTEC MH Series adiabatic air humidifier. The NORTEC MH adiabatic air humidifier incorpora

46 | MH Series Table 3: Control Box Spare Parts Item Part Number Description Quantity 1 2541251 PCB, Processor MH 1 2 2541226 PCB, Driver B

MH Series | 47 Troubleshooting Important! Most operational malfunctions are not caused by faulty equipment but rather by improper installation or p

48 | MH Series Notes on Fault Elimination In order to eliminate faults, the NORTEC MH Series must be set out of operation as described in this manua

MH Series | 49 Product Specifications Table 5: Technical Data MHB Flow MHTC Flow MHB Reflow MHTC Reflow Control Humidistat Total controller C

50 | MH Series Table 5: Technical Data - CONTINUED Options MHB Flow MHTC Flow MHB Reflow MHTC ReflowUv water treatment y y Drain valve (24

MH Series | 51 Unit Dimensions Uh: 25.4…120.0 (645…3045) (increments of 2.95”) Uw: 23.8…118.3 (604…3004) (increments of 3.94”) Ud:Max. Humidificat

Warranty | 88 Warranty Walter Meier Inc. and/or Walter Meier Ltd. (hereinafter collectively referred to as THE COMPANY), warrant for a period

U.S.A. 1860 Renaissance Blvd. Sturtevant, WI 53177826 Proctor Avenue Ogdensburg, NY 13669 CANADA 2740 Fenton Road Ottawa, Ontario K1T 3T7 TEL: 1.866.

2 | MH Series All signs and markings applied to the unit must be observed and kept in a readable state. Qualification of Personnel All work (instal

MH Series | 3 Danger that May Arise From the Unit Warning: Some components of the NORTEC MH Series are mains powered. If the control unit or distr

4 | MH Series In Case of Danger If safe operation is no longer possible, then the NORTEC MH Series should immediately be shut down and secured again

MH Series | 5 Product Overview Model Overview The NORTEC MH is available in the two base versions “Flow” with direct water system and “Reflow” with