CALEFFI 5026 series Installation Manual

CALEFFI
www.caleffi.com
Automatic Air Vent -
Automatic Air Vent with check valve
SAFETY INSTRUCTION
This safety alert symbol will be used in this manual to draw attention to safety related
instructions. When used, the safety alert symbol means ATTENTION! BECOME ALERT!
YOUR SAFETY IS INVOLVED! FAILURE TO FOLLOW THESE INSTRUCTIONS MAY
RESULT IN A SAFETY HAZARD.
CAUTION: All work must be performed by qualified personnel trained in the
proper application, installation, and maintenance of systems in accordance
with all applicable codes and ordinances.
CAUTION: Over-tightening and breakage can occur with the use of Teflon
pipe joint compounds. Teflon
exercised not to over-tighten joints. Failure to follow these instructions
could result in property damage and /or personal injury.
WARNING: System fluids are under pressure or temperature can be
hazardous. Be sure the pressure has been reduced to zero and the
system temperature is below 100°F (38°C). Failure to follow these
instructions could result in property damage and/or personal injury.

Function

Float type automatic air vent designed to vent air that is released
from the water while being heated. Check valve on 5027 series
allows for easy replacement of air vent without purging the system.

Technical Characteristics

Connection:
Material: Body
Seals
Maximum Working Pressure:
Maximum Venting Pressure:
Maximum Working Temperature:
provides lubricity so that care must be
®
5026-5027 Series
1/8" NPT Male
1/4" NPT Male
Hot Water: 150 psi (10 bar)
90 psi (6 bar)
240°F (115°C)
38459.01
Brass
EPDM
®