York XT AHU - Page 9

JOHNSON CONTROLS
9
FORM 102.20-OM2
ISSUE DATE: 6/01/2015
FIGURE 48 - Alignment Using Straight Edge .......................................................................................................... 58
FIGURE 49 - Alignment Using String ......................................................................................................................58
FIGURE 50 - Sheave Angular Misalignment ...........................................................................................................59
FIGURE 51 - Motor Base Lowered..........................................................................................................................59
FIGURE 52 - Sheave Angular Alignment.................................................................................................................59
FIGURE 53 - Sheave Angular Misalignment ...........................................................................................................60
FIGURE 54 - Sealed Bearing ..................................................................................................................................60
FIGURE 55 - Bearing with Set Screw Type Locking Device ...................................................................................60
FIGURE 56 - Bearing with Eccentric Cam...............................................................................................................60
FIGURE 57 - Split Bearing (Assembled) .................................................................................................................61
FIGURE 58 - Optional Lubrication Lines .................................................................................................................61
FIGURE 59 - Open Drip Proof (ODP) Motor ...........................................................................................................63
FIGURE 60 - Totally Enclosed Fan Cooled (TEFC) Motor ......................................................................................63
FIGURE 61 - UV Lamps .......................................................................................................................................... 65
FIGURE 62 - Installing V-Mod Lamp .......................................................................................................................65
FIGURE 63 - Installing V-Ray and V-Max Grid Lamps ............................................................................................ 65
FIGURE 64 - V-Max Grid Lamps ............................................................................................................................. 65
FIGURE 65 - Typical Filter Types ............................................................................................................................65
FIGURE 66 - Installing Angle Filters ........................................................................................................................66
FIGURE 67 - Installing Side Load Filters.................................................................................................................66
FIGURE 68 - Rinse Segments ................................................................................................................................69
FIGURE 69 - Diameter Seal Adjustment .................................................................................................................69
FIGURE 70 - Airxchange
®
Energy Recovery Wheel With Bearing Support Beam Side ........................................70
FIGURE 71 - How to Measure.................................................................................................................................71
FIGURE 72 - Disassembly ......................................................................................................................................71
FIGURE 73 - Assembly ...........................................................................................................................................71
FIGURE 74 - Installation..........................................................................................................................................72
FIGURE 75 - Loosen Screws Before Adjusting Seals ............................................................................................. 72
FIGURE 76 - ERW Seal Locations .......................................................................................................................... 73
FIGURE 77 - Airloop™ Labyrinth Seal Adjustment .................................................................................................74
FIGURE 78 - Plenum Fan Tap Location and Connection Illustration ......................................................................75
FIGURE 79 - Maintenance Requirements ...............................................................................................................76
FIGURE 80 - Construction of Pitot Tube .................................................................................................................78
FIGURE 81 - Pitot Tube...........................................................................................................................................78
FIGURE 84 - Magnehelic Filter Guage....................................................................................................................79
FIGURE 82 - Inclined Manometer ...........................................................................................................................79
FIGURE 83 - Minihelic Filter Gauge ........................................................................................................................ 79
FIGURE 85 - U-Tube Manometers .......................................................................................................................... 80
FIGURE 86 - Slack Tube Manometer ......................................................................................................................80
FIGURE 87 - Static Pressure Air System ................................................................................................................81
FIGURE 88 - Inserting Cap Screws.........................................................................................................................82
FIGURE 89 - Standard Mounting ............................................................................................................................82
FIGURE 90 - Reverse Mounting..............................................................................................................................83
FIGURE 91 - Adjustable Pitch Sheave (JVS) .......................................................................................................... 84
FIGURE 92 - Adjustable Pitch Sheave (FHP) .........................................................................................................85
FIGURE 93 - Full Voltage Starter ............................................................................................................................88
FIGURE 94 - Full Voltage Starter With Single Point Power Connection (204195) .................................................. 90
LIST OF FIGURES (CONT'D)