Page
1.5.3
U-Series
Utility
–
Pumped
(UPHE)
–
Key
Components
1.
Heat
Exchanger
2.
Condensing
Unit
3.
Pipework
Assembly
4.
Pr
essur
e
Relief
V
alve
5.
Auto
Air
V
ent
6.
Cir
culating
Pump
7.
Auto
Air
V
ent
8.
Service
Door
9.
‘Dual-Safe’
Thermostat
10.
Heat
Exchanger
Baffles
11.
Service
Door
12.
Service
Door
Cover
13.
Condensate
T
rap
14.
Riello
RDB
2.2
Bur
ner
15.
Heating
Flow
Connection
16.
Heating
Retur
n
Connection
1
11
12
10
2
8
9
16
4
6
5
15
13
14
7
3
Models
up
to
120
HE
150
HE
Models
1
11
12
10
2
8
9
7
4
6
5
15
13
14
16
3
1.
Heat
Exchanger
2.
Condensing
Unit
3.
Pipework
Assembly
4.
Pr
essur
e
Relief
V
alve
5.
Auto
Air
V
ent
6.
Cir
culating
Pump
7.
Auto
Air
V
ent
8.
Service
Door
9.
‘Dual-Safe’
Thermostat
10.
Heat
Exchanger
Baffles
11.
Service
Door
12.
Service
Door
Cover
13.
Condensate
T
rap
14.
Riello
RDB
3.2
Bur
ner
15.
Heating
Flow
Connection
16.
Heating
Retur
n
Connection
Summary of Contents for Utility U70HE
Page 51: ...Page 49 5 0 Flues 5 1 Installation of Flues...
Page 76: ...Page 74 Notes...
Page 77: ...Page 75 Notes...
Page 78: ...Page 76 Notes...