, maintenance, and troubleshooting of mechanical and electro-mechanical ... devices. Mechanical alignment of shafts, pillow blocks, gears, and ... . Installation and troubleshooting of pump seals. Vernier calipers, ... , tachometers. Use and operation of air flow hoods for air balancing. Belt ... drive systems and set up and operation of variable frequency drives. Cooling ... tower water treatment controls and chemical ... /HVA105LL or equivalent), or permission of instructor. FAC191 Applied Plumbing ... to the installation and maintenance of plumbing systems. Prerequisites: None. ... 2 Periods Construction and operation of the positive/negative (P/N) junction. ... Function of rectifiers, transistors, diacs, triacs ... and operational amplifiers. Testing of contract current generator circuits and ...
. Procedure for the installation of heating, ventilation, air conditioning and ... (HVAC) equipment. Calculation of roof pitch and wire size for HVAC ... : ELC/FAC/HVA115 or permission of instructor. Corequisites: HVA234LL. ... and application for the installation of residential and commercial ... problems will be used as the basis of discussion and code application. ... : ELC/FAC/HVA115 or permission of instructor. Corequisites: HVA234. ... FAC235 Commercial Air and Water Test and Balance 3 Credits 3 Periods ... Specific types of duct distribution systems, fans, coil ... types and applications. Characteristics of Heating Ventilation and Air ... Conditioning (HVAC) piping systems. Specific types of pumps and applications. Air ... and water flow measuring and control devices. ...