Armstrong AM-1000 Series, Installation And Operation Manual

Page 1: ...alla loro taratura operativa PRODUCT DESCRIPTION PRODUKTBESCHREIBUNG DESCRIPTION DU PRODUIT DESCRIPCION DEL PRODUCTO PRODUKT OMSCHRIJVING DESCRIZIONE DEL PRODOTTO Armstrong International S A Parc Indu...

Page 2: ...twortung f r die Montage und Einstellung Pour le d pannage les m thodes de test la fr quence d entretien et la liste d taill e des pi ces de rechange veuillez vous r f rer la litt rature Armstrong ou...

Page 3: ...8 Multiple Manifolds 9 Pneumatic Piping for Air Operated Models 10 Wiring for Electrically Operated Models 11 Operation and Servicing 13 Page Table of Contents Steam humidifiers or other products shou...

Page 4: ...8 1 2 NPT 1 1 2 91 Size 511 16 2 1 1 11 4 17 8 1 2 NPT 1 3 4 92 Size 89 16 2 1 1 13 4 25 8 3 4 NPT 1 3 4 1200 Size 89 16 2 1 1 13 4 25 8 3 4 NPT 1 3 4 93 Size 91 16 2 15 8 15 8 21 8 31 8 11 4 NPT 11 4...

Page 5: ...istribution manifold into center of active air flow and as close to fan discharge as possible Fig 3 10 Always install distribution manifold as far upstream from a discharge air grille as possible neve...

Page 6: ...ngs indicated by dotted lines are furnished by installing contractor Dimensions and pipe sizes are given in Tables 8 1 and 8 2 on Page 8 Methods of Installing Humidifiers OR U Min N Min Manifold Drip...

Page 7: ...irt Pocket Trap Figure 5 2 Installation Method Where Vertical Manifold Installation is Required Dimensions and pipe sizes are given in Tables 8 1 and 8 2 on Page 8 Figure 5 1 Installation Detail for H...

Page 8: ...el 90 Union Ell Models 91 94 and 1200 1400 Manifold Manifold Escutcheon Plate Manifold Coupler Nut with Washer and O Ring Figure 6 2 Components Furnished as Part of a Standard Single Manifold Installa...

Page 9: ...93 1300 11 4 NPT 1 NPT 23 8 83 4 94 1400 2 NPT 2 NPT 31 2 10 Manifold Pipe Adaptor Steam Inlet Connection B A Steam Jacket Connection Manifold Figure 7 2 Connection size and dimensions of manifold wit...

Page 10: ...r nut See Figure 9 1 STEP 8 Install Drip Leg and Armstrong Inverted Bucket Steam Trap Connect to low pressure return NEVER connect to return line carrying condensate from high pressure traps Table 8 1...

Page 11: ...kets are not trapped separately Note The humidifier steam inlet is below the bottom manifold If the bottom manifold is below the humidifier inlet piping should be as in Figure 9 3 Note When steam supp...

Page 12: ...ns for shutdown on power failure or other system trouble Interlock should be such that the valve will go to the closed position on a system shutdown rather than be locked in its position at time of sh...

Page 13: ...ntil the humidifier reaches steam temperature Auxiliary Controls for All Models Hi Limit Duct Humidity Controller An enclosed switch type high limit humidistat is recommended in the duct at least 10 f...

Page 14: ...age Figure 12 1 Wiring diagram for BLEM or BNVEM Series Humidifiers Using Armstrong 0 10 VDC Humidistats A9023 Pressure Switch Optional Armstrong 0 10 VDC Stat A18609 or A18610 B1564 Electric Temperat...

Page 15: ...tor control so that humidifier control valve will remain closed Then A Open steam supply valve to bring humidifier up to temperature B When drain line from humidifier is at steam temperature activate...

Page 16: ...ngth In 1 8 1 4 1 2 3 4 1 1 24 31 44 54 62 11 4 52 68 97 120 140 11 2 81 100 150 180 210 2 160 210 300 370 430 21 2 270 350 500 610 710 Table 14 3 Steam Pipe Capacity at 15 psi Pressure drop psi per 1...

Page 17: ...ioned horizontally use a spirit level Manifolds longer than one foot should be supported When supporting the manifold on the far end allow for manifold expansion and contraction of 1 2 1 Continue inst...

Page 18: ...Armstrong International Inc Armstrong warrants to the original user of those products supplied by it and used in the service and in the manner for which they are intended that such products shall be...