United Technologies, Air Conditioner, models:

Carrier 42QHB026N8	Owner'S Manual
Carrier ALTO 91	Operating Instructions Manual
Carrier SOPRANO CO2	Operating Instructions Manual
Carrier TRANSICOLD 68RM35-604-20	Operation And Service
Carrier WeatherMaker 50TC A08 Series	Installation Instructions Manual
Carrier Weathermaker 48A2	Controls, Start-Up, Operation, Service, And Troubleshooting