JOHNSON CONTROLS
5
FORM 100.50-NOM12
ISSUE DATE: 04/02/2019
TABLE OF CONTENTS
SECTION 1 – INTRODUCTION .............................................................................................................................. 13
Ecological And Economical Design ................................................................................................................13
Cooling and Heating .............................................................................................................................. 13
Indoor Air Quality (IAQ) .........................................................................................................................13
High-Efciency Motors ..........................................................................................................................13
Modulating Gas Heat .............................................................................................................................13
Condensing Section .......................................................................................................................................13
Scroll Compressors ...............................................................................................................................13
Multiple Compressor Staging ................................................................................................................13
Compressor Circuiting ........................................................................................................................... 14
Compressor Sound Blankets .................................................................................................................14
Replaceable Core Filter Driers ..............................................................................................................14
Low Ambient Operation ......................................................................................................................... 14
Condenser Fan Motors ..........................................................................................................................14
Coils ......................................................................................................................................................14
Condenser Coil Protection ....................................................................................................................14
Heating Section ..............................................................................................................................................14
Gas Heat Design and Control Options ..................................................................................................14
Staged Gas Heat ................................................................................................................................... 14
Electric ...................................................................................................................................................14
Air Management .............................................................................................................................................15
Controls ..........................................................................................................................................................15
Indoor Air Quality ........................................................................................................................................... 15
Electrical ......................................................................................................................................................... 16
Service And Installation ..................................................................................................................................16
SECTION 2 – INSTALLATION ................................................................................................................................17
Approvals .......................................................................................................................................................17
Limitations ......................................................................................................................................................17
Unit Inspection ................................................................................................................................................17
Locations And Clearances ..............................................................................................................................18
Rigging And Handling .....................................................................................................................................18
Electrical Data ................................................................................................................................................26
Electrical Service Sizing ........................................................................................................................26
Load Denitions .....................................................................................................................................26
Filters ..............................................................................................................................................................28
Condensate Drain ..........................................................................................................................................28
Condensate Drain Piping ......................................................................................................................28
Condensate Drain Trap .........................................................................................................................28
Air Hoods For Economizer .............................................................................................................................28
Air Hoods For Fixed Outside Air (Units Without Economizer) ........................................................................29
Air Hoods For Exhaust Air ..............................................................................................................................29
Field Wiring ....................................................................................................................................................29
Thermostat ............................................................................................................................................29
Space Sensor ........................................................................................................................................ 29
CO
2
Sensor ...........................................................................................................................................29
Occupied/Unoccupied Input ..................................................................................................................29
Shutdown Input .....................................................................................................................................29
Smoke Purge Input ................................................................................................................................29
VAV Heat Relay Output .........................................................................................................................30