Main control board.................................................. 69
Customer terminal board....................................... 69
Options board.......................................................... 70
Display panel.................................................................. 72
Display panel adjustment....................................... 72
Reset switch.................................................................... 74
Unit enable switch......................................................... 74
UV light reset switch...................................................... 75
Field tubing..................................................................... 75
Discharge air static pressure transducer.............. 75
Building static pressure transducer....................... 75
Outdoor pressure reference................................... 75
Outside air temperature sensor............................. 76
Gas piping....................................................................... 76
Gas connection......................................................... 77
Gas piping recommendation.................................. 77
Flue gas chimney installation................................. 78
Hydronic piping.............................................................. 78
Hot water coil........................................................... 78
Steam coil.................................................................. 80
Humidifier....................................................................... 80
Ductwork......................................................................... 81
Discharge panel....................................................... 82
Air hoods......................................................................... 83
Outside air hood...................................................... 83
Exhaust air hood...................................................... 84
Filters............................................................................... 84
Ultraviolet lights............................................................. 85
Condensate drain........................................................... 85
Fan tie-downs................................................................. 86
Start-up and operation.................................................. 91
Maintenance......................................................................... 92
General............................................................................ 92
Safety......................................................................... 92
Condenser safety tie-off.......................................... 92
Periodic maintenance - monthly........................................ 93
Belt tensioning............................................................... 93
Filters............................................................................... 93
Linkages.......................................................................... 93
Compressors................................................................... 93
Oil level check........................................................... 93
Oil analysis................................................................ 93
Condenser and evaporator coils.................................. 93
Hot water and steam coils............................................ 94
Periodic maintenance - 3 months to 6 months................ 95
Motor bearing lubrication............................................. 95
Lubrication preparation.......................................... 95
Lubrication procedure............................................. 95
Fan bearing lubrication................................................. 97
Condensate drain........................................................... 98
Periodic maintenance - yearly............................................ 99
Entire unit inspection.................................................... 99
Condensate float switch................................................ 99
Ultraviolet lights............................................................. 99
Internal lights................................................................. 99
Sheave alignment.......................................................... 99
Belts............................................................................... 100
Belt replacement.......................................................... 100
Filter drier replacement.............................................. 100
Energy recovery wheel................................................ 101
Remove the wheel holder supports..................... 101
Sliding the ERW...................................................... 102
Remove wheel segments...................................... 103
Install wheel segments......................................... 104
Periodic maintenance - as needed.................................. 105
Replacing the main control board............................. 105
Phase monitor checks and adjustments................... 105
Compressor replacement........................................... 105
Technical supplement....................................................... 106
25 ton to 50 ton power wiring side penetration for
slab-mounted units...................................................... 106
Installing the power wiring through the side
panel of the rooftop unit........................................ 106
60 ton to 80 ton power wiring side penetration for
slab-mounted units...................................................... 107
Installing the power wiring through the side
panel of the rooftop unit........................................ 107
Technical supplement....................................................... 108
Installing door tie-back brackets
............................................................................ 108
Supplément technique...................................................... 109
Instructions d'installation du chauffage au gaz...... 109
Chauffage à gaz..................................................... 109
Les dégagements................................................... 110
Tuyauterie de gaz................................................... 111
Connexion de gaz.................................................. 112
Recommandation sur la tuyauterie de gaz......... 113
Installation de cheminée de gaz de
combustion.............................................................. 113
Tempmaster
®
Omni™ Premier 25 Ton to 80 Ton Rooftop Units Installation and Maintenance Guide
4
Tempmaster
