P-K SONIC
TM
Gas Fired Boiler
T
T
T
Technical Service 1.877.728.5351
echnical Service 1.877.728.5351
echnical Service 1.877.728.5351
echnical Service 1.877.728.5351
3.4.5
Category II Installations ......................................................................................... 23
3.4.6
Category IV Installations ....................................................................................... 25
3.4.7
Stainless Steel Venting ......................................................................................... 25
3.4.8
CPVC Vent System Installation ............................................................................. 25
3.5
R
EMOVING AN
E
XISTING
B
OILER
.................................................................................. 26
3.6
P
IPING
....................................................................................................................... 27
3.6.1
Gas Piping Overview............................................................................................. 27
3.6.2
Gas Supply Piping for Installer ............................................................................... 27
3.7
B
OILER
W
ATER
P
IPING
............................................................................................... 28
3.7.1
Boiler Inlet and Outlet Connections ....................................................................... 28
3.7.2
Boiler Water Piping (for Installer) .......................................................................... 28
3.7.2.1
Strainer ......................................................................................................... 28
3.7.2.2
Relief Valve Piping ........................................................................................ 29
3.7.2.3
Low Water Cut-Off ......................................................................................... 29
3.7.2.4
Drain Valve and Piping .................................................................................. 29
3.7.2.5
Condensate Drain ......................................................................................... 29
3.8
W
ATER
Q
UALITY
......................................................................................................... 29
3.9
P
RE
-S
TART
C
HECKLIST
.............................................................................................. 30
3.10
S
AFETY
C
HECKS
........................................................................................................ 30
3.10.1
Ignition Safety System Test ............................................................................... 31
3.10.2
Low Water Cut-out Test ..................................................................................... 31
3.10.3
Manual Reset High Temperature Limit Test ......................................................... 32
3.10.4
Gas Pressure Switch Tests ............................................................................... 32
3.10.4.1
Low Gas Pressure Switch .......................................................................... 32
3.10.4.2
High Gas Pressure Switch ......................................................................... 32
3.11
I
NITIAL
NURO
C
ONTROL
S
ETUP AND
A
DJUSTMENT
...................................................... 33
3.11.1
Introduction ....................................................................................................... 33
3.11.2
Startup .............................................................................................................. 33
3.11.3
Home Screen .................................................................................................... 33
3.11.4
Information Screen ............................................................................................ 34
3.11.5
Comfort Heat Setup Wizard............................................................................... 34
3.11.5.1
Comfort Heat Operation ............................................................................ 35
3.12
F
UEL
/A
IR
A
DJUSTMENTS
............................................................................................. 35
3.12.1
Gas Pressure Adjustment ................................................................................. 35
3.12.2
Combustion Setup and Adjustment .................................................................... 36
3.12.3
Adjusting High Fire ............................................................................................ 36
3.12.4
Adjusting Low Fire ............................................................................................. 37
3.12.5
Checking Flame Signal ..................................................................................... 37
4
OPERATIONS .................................................................................................................. 38
4.1
NURO
T
OUCHSCREEN
C
ONTROL
S
YSTEM
................................................................... 38
4.1.1
NURO Control Panel ............................................................................................. 38
4.1.2
NURO Touch Screen Interface ............................................................................. 38
4.1.3
Factory Tests ........................................................................................................ 38
4.2
N
ORMAL
L
IGHTING AND
S
HUT
-
DOWN
P
ROCEDURES
...................................................... 39
4.2.1
Normal Lighting Procedures .................................................................................. 39
4.2.2
Normal Shut Down Procedures ............................................................................. 39
4.3
E
MERGENCY
S
HUT
-O
FF
.............................................................................................. 39
4.4
T
YPICAL
B
OILER
O
PERATING
C
ONDITIONS
................................................................... 39
5
MAINTENANCE ............................................................................................................... 40