Specifications

JOHNSON CONTROLS

FORM 102.20-N1 (1109)

FIG. 2-108 – FRAME WITH 4 LATCHES INSTALLED. ..........................................................................2-71

FIG. 2-109 – SPRING LATCH SHOULD BE PULLED AND FASTENED IN HOLE IN THE

HEADER OF THE FILTER. .................................................................................................2-71

FIG. 2-110 – CORRECT LATCH/KNOCKOUT CONFIGURATION. P/N 026-35778-006 ........................2-72

FIG. 2-111 – FRAME WITH 4 LATCHES INSTALLED ............................................................................2-72

FIG. 2-112 – PREFILTER LATCH AFTER INSTALLATION ONTO FILTER HEADER. ...........................2-72

FIG. 2-113 – POSITION PREFILTER IN FRONT OF THE FINAL FILTER.

(2" W/026-36339-000 LATCH SHOWN) ..............................................................................2-73

FIG. 2-114 – SPRING THE END OF THE LATCH SO THAT IT FITS OVER THE EDGE OF

THE PREFILTER. (4" W/026-36339-000 LATCH SHOWN) ................................................2-73

FIG. 2-115 – COMPLETED ASSEMBLY ..................................................................................................2-73

FIG. 2-116 – HEPA FILTER FRAME CROSS SECTION VIEW ...............................................................2-74

FIG. 2-117 – VISUAL CONTROL FILTER CLAMPS ................................................................................2-74

FIG. 2-118 – HEPA FILTER INSTALLATION ...........................................................................................2-75

FIG. 2-119 – WELDED BEVEL SEAL FILTER INSTALLATION ..............................................................2-75

FIG. 3-1 – TERMINATION CHART INSIDE ENCLOSURE DOOR ............................................................3-2

FIG. 3-2 – FAN AND MOTOR ISOLATOR SUPPORT FRAME. ................................................................3-3

FIG. 3-3 – ODP (OPEN DRIP PROOF) ......................................................................................................3-3

FIG. 3-4 – TEFC (TOTALLY ENCLOSED FAN COOLED) .........................................................................3-4

FIG. 3-5 – SPRING ISOLATOR ..................................................................................................................3-4

FIG. 3-6 – SEISMIC SNUBBER .................................................................................................................3-4

FIG. 3-7 – EXAMPLE OF SWEEP BALANCE RESULTS .........................................................................3-7

FIG. 3-8 – TYPICAL DRIVE KIT DATA TAG ..............................................................................................3-8

FIG. 3-9 – INDOOR UNIT - VERTICAL WHEEL ........................................................................................3-9

FIG. 3-10 – OUTDOOR UNIT - HORIZONTAL WHEEL .............................................................................3-9

FIG. 3-11 – ENERGY RECOVERY WHEEL - PULLEY SIDE ..................................................................3-10

FIG. 3-12 – SEGMENT RETAINER ..........................................................................................................3-10

FIG. 3-13 – DIAMETER SEAL ADJUSTMENT ........................................................................................3-10

FIG. 3-14 – OPEN FUSE DISCONNECTS ...............................................................................................3-12

FIG. 3-15 – SET ID FAN DAMPER ..........................................................................................................3-13

FIG. 3-16 – CHECK MAIN GAS SUPPLY PRESSURE ...........................................................................3-13

FIG. 3-17 – DRAFT OVER FIRE TEST PORT .........................................................................................3-14

FIG. 3-18 – FLUE (STACK) COMBUSTION TEMPERATURE AND EFFICIENCY TEST PORT ............3-14

FIG. 3-19 – DAMPER ACTUATOR...........................................................................................................3-15

FIG. 3-20 – CONDENSATE DRAIN .........................................................................................................3-15

FIG. 3-21 – GAS FURNACE CONDENSATE DRAIN TRAP ...................................................................3-16

FIG. 3-22 – GAS FURNACE FUEL VENTING SYSTEM .........................................................................3-20

FIG. 3-23 – GAS FURNACE FUEL VENTING SYSTEM .........................................................................3-21

FIG. 3-24 – TYPICAL WIRING DIAGRAM ...............................................................................................3-22

FIG. 3-25 – MINIMUM AIR VELOCITY REQUIRED FOR SAFE OPERATION .......................................3-25

FIG. 3-26 – PRESSURE PROBE DIRECTION ........................................................................................3-26

FIG. 3-27 – AIRFLOW SWITCH CONNECTIONS ...................................................................................3-26

FIG. 3-28 – AIR HANDLER START-UP CHECKLIST ..............................................................................3-27

LIST OF FIGURES (CONT'D)