Piping Legend - ECR International Utica Boilers MAH-100 Installation, Operation & Maintenance Manual

ZONE VALVE
BALL VALVE
AIR SEPARATOR
CIRCULATOR
DRAIN
COMBINATION FILL
FLOW CHECK VALVE
BYPASS VALVE
DIVERTER VALVE
T&P OR RELIEF VALVE
THERMOSTATIC MIXING VALVE
PURGE VALVE

PIPING LEGEND

PIPING LEGEND
9
DHW INDIRECT TANK
INDIRECT TANK AQUASTAT
10K Ω INDIRECT DHW TANK SENSOR
TEMPERATURE & PRESSURE GAUGE
EXPANSION TANK
FLAT PLATE HEAT EXCHANGER
(COMBI ONLY)
STRAINER
MAGNETIC DIRT SEPARATOR
PN 240011430 REV. O [07/01/2021]