10
FIGURE 3-5 Boiler Components 150-200 MBH (
View from Front of Boiler)
3 - COMPONENT LISTING
PN 240011342 Rev. E [05/31/2018]
(2) VENT CONNECTOR
(24) GAS (CONTROL)
VALVE
(27) SUPPLY
WATER
TEMPERATURE
SENSOR & HIGH
LIMIT SWITCH
(28) SAFETY RELIEF VALVE
(3) COMBUSTION
AIR INLET
NOTE:
See Section 5
For Piping
Instructions
(21) FLUE
COLLECTOR
(14) RETURN WATER
FROM HEATING
SYSTEM (IN)
(18) SUPPLY WATER TO
HEATING SYSTEM (OUT)
(12) LOW VOLTAGE
TERMINAL STRIP
(1) ) GAS (CONNECTION)
SHUT OFF VALVE
(20) HIGH VOLTAGE
JUNCTION BOX
(10) HEAT
EXCHANGER
(9) BOILER CONTROL
MODULE
Fuse and Holder
(5) FLAME SENSOR
(15) CONDENSATE
DRAIN
(8) USER INTERFACE
(25)
COMBUSTION
AIR
BLOWER
(26) HEAT
EXCHANGER SURFACE
TEMPERATURE
SWITCH
(6) SIGHT GLASS
(22) VENT TEMPERATURE
SENSOR
(13) RETURN
TEMPERATURE
SENSOR
(4) IGNITER
(23) COMBUSTION
ANALYSIS TEST
PORT
(17) Jacket
Latch
(11) ASME
PLATE
(16) CONDENSATE
TRAP
(19)
TEMPERATURE/
PRESSURE GAUGE
(29) PUMP RELAY
