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A.O. Smith HW-160 Instructions And Guarantee page 13

Residential type hydronic boilers

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FILED: NEW YORK COUNTY CLERK 02/20/2018 10:20 AM
NYSCEF DOC. NO. 337
Through
Close
boiler.
Relieve
e
pressure
Remove
tem
approximately
cleaning
.
Add
through
relief
.
Open
boiler.
.
3.
Pressurize
the
cold
to
the
system
the
during
OPERATING
LIGHTING
INSTRUCTIONS
CAUTION:
Make
before
ual)
justing
burner,
5
Do not
attempt
Light
the
unit
the
on
Lighting
the
boiler.
I
SEQUENCE
OF
.
fig.
10).
gram,
1.
For
initial
energized
cally
connect
pilot.
e
Panel
ence
position.
a proven
.
With
(3427B)
cycle.
the
TR1
close.
be moved
should
pressure
valve
relief
opening
and
outlet
system
inlet
pressure
boiler
flam
relief
valve
air
from
of water
an amount
from
to
the
equal
solution
tp be added.
the
solution
to
cleaning
the
valve
opening.
relief
valve.
and
system
inlet
outlet
the
system.
If
necessary
water
alve
and
add
supply
so that
the
water
does
process.
cleaning
INSTRUCTIONS
sure
heater
is
filled
pilot.
The
lighting
shutoff
valve
gas
and
located
valve,
closed
be
should
minutes.
to
pilot
if gas
odor
light
in accordance
with
the
plate
and
Operat|ng
to wiring
(refer
OPERATION
the
system
start-up,
the
closing
by
manual
switch
after
Move
alarm
sound.
will
box
to
switch
on
control
the
pilot
flame,
minute
initiates
a
5
prepurge
At
the
end
of
the
and
TR2
contacts
open
silence
The
switch
alarm
position.
to theiON
back
silent.'
remain
4.
valves
at
and
remove
5.
purger.
sys-
the
^
volume
of
the
system
Replace
valves
at
, open
pressure
boil
not
b"
6
with
water
TONexreANE
J'2SED
(man-
main
ad-
pilot
___ay
near
main
for
at
least
SYSTEM
is present.
instructions
fastened
to
.
dia-
4
$
electri-
is
dis-
main
ignition
of
EXCESS
TEMPERATURE
*
sil-
alarm
the
OFF
~
timer
purge
prepurge
cycle,
contacts
.--
now
may
TORAME
Alarm
RECEIVED NYSCEF: 02/20/2018
Operate
the
for
system
(to
a maximum
of 24
hours).
pressure
and
the
system
the
does
such
that
water
SYSTEM
MUST
NOW
FLUSHED.
.
Close
the
manual
gas
turn
off
the
burner.
continue
circulator
to
the
procedure.
flushing
Open'
.
the
cold
water
tem.
I
*
a hose
to
the
Connect
allow
solution
cleaning
be
.
All
cleaner
should
20 minutes
of flushing.
120V . SOHz
PUMP
Eu.OW
____
an
__....__
_____
WH E
TON
RM
OPERATING
CONTROL
PA
cE
NO
,
.TRANSFORMER
TAANSPORMER
SAFETY I
P1LO
TO
c
I
I
TR2
I
30MV.
I
TR
g
THERMOCOUPLE ]
ERST
(MR
imm
cH
HIGH GAS
PRESSURE
SWITCH
IJMIT
°""4'NG
.
I MA I
PR2
LOW GAS
PRESSURE
RA6SO
SWITCH
MANUAL
INDICATOR L AMP
S
Q4
SAFETY SHUTOFF VALVE
Q
2
FlGURE
10
AOS
Roenbeck
INDEX NO. 190311/2015
1 hour
a minimum
of
As
noted
above,
temperature
be
must
boll.
not
BE
DRAINED
AND
shutoff
valve
to
This
will
allow
the
operating
during
sys-
the
to
supply
boiler
drain
valve,
to flow
to drairt.
removed
after
15 to
sura
I
U EPO
(24V)
M
2
O
L---- FACTORY
WIRED
--
FIELD WillED
113
13
SA
Lt
:I
Et1
y
9

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