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JOHNSON CONTROLS
12
FORM 100.50-NOM6 (1207)
LIST OF FIGURES
FIG. 1-1 – PACKAGED ROOFTOP AIR CONDITIONING UNIT ......................................................13
FIG. 2-1 – UNIT CLEARANCES ........................................................................................................18
FIG. 2-2 – LIFTING LUG LOCATIONS ..............................................................................................19
FIG. 2-3 – UNIT RIGGING .................................................................................................................19
FIG. 2-4 – GENERAL ARRANGEMENT DRAWING .........................................................................25
FIG. 2-5 – GENERAL ARRANGEMENT DRAWING ........................................................................28
FIG. 2-6 – DRAIN TRAP SHOWING WATER LOCATION DURING DRAW THROUGH
OPERATION STAGES ......................................................................................................32
FIG. 2-7 – TRAP DETAIL FOR DRAW THROUGH APPLICATION ..................................................32
FIG. 2-8 – FIELD CONTROL WIRING CONNECTIONS ...................................................................36
FIG. 2-9 – SINGLE-POINT POWER SUPPLY WIRING .....................................................................38
FIG. 2-10 – SINGLE-POINT POWER SUPPLY WIRING WITH NON-FUSED DISCONNECT .........39
FIG. 2-11 – DUAL-POINT POWER SUPPLY WIRING ......................................................................40
FIG. 2-12 – ATMOSPHERIC SENSOR PROBE ................................................................................43
FIG. 2-13 – TYPICAL GAS PIPING CONNECTION ..........................................................................45
FIG. 2-14 – COMBUSTION VENT .....................................................................................................46
FIG. 3-1 – FAN HOLD DOWN BRACKETS .......................................................................................48
FIG. 3-2 – MANIFOLD GAS PRESSURE ADJUSTMENT ................................................................54
FIG. 4-1 – SHEAVE ALIGNMENT ......................................................................................................56
FIG. 4-2 – FAN DATA PLATE - BELT TENSION ...............................................................................57
FIG. 4-3 – BELT TENSIONING GAUGE ............................................................................................57
FIG. 4-4 – EXAMPLE OF FC FAN SHAFT/WHEEL MARKING ........................................................58
FIG. 4-5 – BEARING WITH SETSCREW TYPE LOCKING DEVICE ................................................60
FIG. 4-6 – BEARING WITH ECCENTRIC CAM ................................................................................60
FIG. 4-7 – ECCENTRIC CAM LOCKING COLLAR BEARING INSTALLATION ..............................61
FIG. 4-8 – SPLIT BEARING ...............................................................................................................61
FIG. 5-1 – CONDENSER FAN VFD POTENTIOMETER SETTINGS ................................................73
FIG. 6-1 – UNIT CONTROLLER INTERFACE ...................................................................................99
FIG. 8-1 – CONNECTOR LOCATIONS ...........................................................................................157