Piping Illustrations - Munchkin T50M Installing, Operating & Maintaining

D. PIPING ILLUSTRATIONS
Piping Symbol Legend
circulator
(w/ isolation flanges)
circulator w/
integral flow check
gate valve
globe valve
ball valve
swing-check valve
flow-check valve
spring-loaded check valve
hose bib / boiler drain
TRV (straight)
TRV angle
circuit setter
manual 3-way valve
zone valve
air separator
diaphragm-type
expansion tank
Fig. 5-2
pressure reducing valve
diff. pressure bypass
3-way thermostatic
pressure gauge
4-way motorized
mixing valve
3-way motorized
mixing valve
pressure relief valve
P&T relief valve
backflow preventer
float -type
air vent
union
temperature / pressure
gauge
T/P
heat exchanger
radiant manifold
PIPING
Munchkin heater
Super Stor
indirect DHW tank
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