Hoffman manual air vent

A unique feature of Hoffman Specialty air vents, which assures the air you want to eliminate from the system does not get back in when system pressures fall. Glycol Ready Brass and stainless steel construction of Hoffman Specialty air vents assures long life in glycol environments, with no chance of material breakdown. High Capacity. HANDLING AND TESTING THE AIR CONDITIONER If the air conditioner has been in a horizontal position, be certain it is placed in an upright, vertical or mounting position for a minimum of five (5) minutes before operating. Do not attempt to operate the air . TES B Steam Heating Application Manual. Domestic Pump or Hoffman Specialty Condensate Units Series SCC, CC, HC, CS, HS, CB, CBE (DHP R6 PL) Hoffman Speciality Series Stock Units for: Condensate Return, Vacuum Heating Boiler Feed Applications (S HSP B) Selecting the proper steam trap is important in effective operation of steam.

MODEL 77 PART NO. WATER VENT VALVE. For efficient releasing of air in hydronic heating systems, such as baseboard radiators, convector radiators and small heating units. 1⁄8″ NPT straight shank. Maximum operating pressure 50 psig ( bar)*. Maximum temperature °F (°C). Vent Cut-away from Hoffman TES manual. Hoffman Air Vents. The vent has a thermostatic element and a float. While air is in the vent, it rises around the float and is vented. When steam enters, the hot steam expands the fluid in the vent which forces the pin to close off the vent. Hoffman Specialty® Model High Pressure Water Vent Valve A CAUTION Excessive use of pipe joint compound when installing air vent will foul the vent's operating mechanism allowing water to escape. Pipe joint compound must be conservatively applied to male threads only. Failure to follow this instruction can result in personal injury from hot.

Model 77 Part No. Water Vent Valve For efficient releasing of air in hydronic heating systems, such as baseboard radiators, convector radiators and small heating units 1⁄8″ NPT straight shank Maximum operating pressure 50 psig ( bar)* Maximum temperature °F (°C) Model 78 Part No. Water Main Vent Valve For use on high pressureRead more. HANDLING AND TESTING THE AIR CONDITIONER If the air conditioner has been in a horizontal position, be certain it is placed in an upright, vertical or mounting position for a minimum of five (5) minutes before operating. Do not attempt to operate the air conditioner while it is horizontal or on its side, back or front. Hoffman Specialty® Model High Pressure Water Vent Valve A CAUTION Excessive use of pipe joint compound when installing air vent will foul the vent's operating mechanism allowing water to escape. Pipe joint compound must be conservatively applied to male threads only. Failure to follow this instruction can result in personal injury from hot water.