Component Listing - UTICA BOILERS UBSSC-050 Installation, Operation & Maintanance Manual

3.1 Component Listing

User Interface (see Appendix A) - Displays
1.
information regarding boiler condition. Allows
adjustment of boiler operating parameters. NOTE: Does
not replace thermostat used to control central heating
space.
Combustion Air Inlet (2"/3")
2.
Return Water From Heating System (In) Return Water From Heating System (In)
3.
page 8) - - Connection supplied at bottom of boiler. page 8) Connection supplied at bottom of boiler.
Low Voltage Terminal Strip Low Voltage Terminal Strip
4.
Connection of all low voltage wiring, including Connection of all low voltage wiring, including
thermostat. See section 8. 8. thermostat. See section
Igniter (see page 8)
5.
Flame Sensor (see page 8)
6.
Sight Glass (see page 8) - Permits observation of
7.
burner fl ame.
Burner (see page 35)
8.
Heat Exchanger (see page 8)
9.
Condensate Collector
10.
Return Temperature Sensor
11.
Drain Valve (see page 12)
12.
Heat Exchanger Ball Valve
13.
Supply Water Outlet to Heating System (Out)
14.
(see page 8) - Connections supplied for connecting
from bottom of boiler. See section 5.
Vent Temperature Sensor
15.
Condensate Drain
16.
a liquid (condensate) as a by-product of combustion.
Condensate must be piped to appropriate drain. See
section 6.
Heat Exchanger Pump Heat Exchanger Pump
17.
Gas Shutoff Valve Gas Shutoff Valve
18.
during servicing. See section 7 during servicing. See section 7
Combustion Air Blower Combustion Air Blower
19.
proper quantity of combustion air, receives fuel from proper quantity of combustion air, receives fuel from
gas valve, mixes air and fuel sending mixture to burner gas valve, mixes air and fuel sending mixture to burner
for combustion. for combustion.
3 - COMPONENT LISTING
(see page 7 & 8)
(see page 8) - (see page 8) -
(see page 8)
(see page 8)
(see page 8)
(see page 8)
(see page 8) - Boiler produces
(see page 8)
(see page 8) - Fuel supply isolation - Fuel supply isolation
(see page 8) - Delivers - Delivers
Gas (Control) Valve Gas (Control) Valve
20.
proper quantity of fuel to Combustion Air Blower. proper quantity of fuel to Combustion Air Blower.
See section 7. See section 7.
High Temperature Supply Switch High Temperature Supply Switch
21.
Low Water Cutoff Low Water Cutoff
22.
quantity of water. Turns off boiler before damage can quantity of water. Turns off boiler before damage can
occur. occur.
Safety Relief Valve
(see (see
23.
supplied, Field installed. See section 5.
High Voltage Junction Box
24.
connection of 120V components. See section 8 8 .
Vent Connector
25.
Gas Connection Gas Connection
26.
Wall Hanging Support Bracket
27.
Integral to boiler. Allows wall mounting when used
with supplied wall mounting bracket. See section 4.
Air Vent
28.
Control Module Control Module
29.
Lower Jacket Panel
30.
then forward to access.
Transformer
31.
water cutoff.
Pressure Test Port
32.
Combustion Analysis Test Port
33.
Return Water Sensor -
34.
User Interface -
35.
6
(see page 8) - Delivers
(see page 8) - - Senses inadequate
(see pages 7 & 8) - Factory
(see page 8) - For
(see pages 7 & 8) - See section 6.
(see page 8) See section 7. See section 7.
(see page 7 & 8)
(see page 8)
(see page 7) - Gently pull upward
(see page 8) - Supplies 24V power to low
- (see page 8)
(see page 8)
(see page 8)
- Delivers
(see page 8)
Senses inadequate
(see page 7) -
- (see page 8)