
10
FIGURE 3-5 Boiler Components 299 MBH (View from Front of Boiler)
(18) GAS SHUTOFF
VALVE
(SHOWN IN OPEN
POSITION)
(25) VENT CONNECTOR
(20) GAS (CONTROL)
VALVE
(22) LOW WATER
CUTOFF
(21) SUPPLY WATER
TEMPERATURE SENSOR &
HIGH LIMIT SWITCH
(23) SAFETY RELIEF VALVE
(28) AIR VENT
(2) COMBUSTION
AIR INLET
NOTE:
See Section 5
For Piping
Instructions
(17) HEAT EXCHANGER
PUMP
(10) CONDENSATE
COLLECTOR
(3) RETURN WATER
FROM HEATING
SYSTEM (IN)
(14) SUPPLY WATER TO
HEATING SYSTEM (OUT)
(4) LOW VOLTAGE
TERMINAL STRIP
(33) COMBUSTION
ANALYSIS TEST
PORT
(26) GAS CONNECTION
(24) HIGH VOLTAGE
JUNCTION BOX
(9) HEAT
EXCHANGER
(29) BOILER CONTROL
MODULE
Fuse and Holder
(5) FLAME
SENSOR
(16) CONDENSATE
DRAIN
(31) TRANSFORMER
(1) USER INTERFACE
(13) INTERNAL PRIMARY
LOOP BALL VALVE
(19) BLOWER
VENTURI
(35) HEAT
EXCHANGER SURFACE
TEMPERATURE SWITCH
(34) INTERNAL
PUMP RELAY
(7) SIGHT GLASS
&
(6) IGNITER
(15) VENT TEMPERATURE
SENSOR
(11) RETURN
TEMPERATURE
SENSOR
3 - COMPONENT LISTING
(36) ASME
PLATE
Содержание Olsen OLSSC-050
Страница 47: ...47 13 TROUBLE SHOOTING...
Страница 51: ...51 13 TROUBLE SHOOTING...
Страница 53: ...53 13 TROUBLE SHOOTING...
Страница 62: ...62 Supply Water Temperature Sensor Resistance Chart 13 TROUBLE SHOOTING...
Страница 66: ...66 14 3 Connection Diagram 299 MBH 14 WIRING DIAGRAM EXTERNAL PUMP RELAY LIMIT OF 1 AMP PER PUMP SEE SECTION 8...
Страница 84: ...ECR International Inc 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com...