AERCO BMK 2.0 LN Natural Gas (SN G-11-1861 and above) - Manual (Page 141)

GF-123
Benchmark 2.0LN Low NOx Boiler
Appendix G
OMM-0046_0E I nstallation, Operation and Maintenance Manual Piping Drawings
PR1 08/20/12 AERCO International Inc.● 100 Oritani Dr. ● Blauvelt, NY 10913. ● Ph: 800-526-0288 Page 141 of 170
DATE APPD
.
SIZE
CHKD
.
DWN
.BY
SCALE
REV
.
AERCO
NORTHVALE
, NJ
07647
INTERNATIONAL
, INC
.
REV
. DATE
APPLY HI
-TEMP CONDUCTIVE
ANTI
-SIEZE PRIOR TO ASSY
TORQUE TO 170
-180
IN
/LBS
APPLY LOCTITE
242
APPLY LOCTITE
242
TORQUE TO
10
FT
/LBS
TORQUE TO 10
FT
/LBS
BMK
2.
0
LOW NOX
BLOWER
, BURNER
&
AIR
/FUEL
VALVE ACCESSORIES
PL
-A
-159
G
33
1
123534
PLUG
, HEX
1/
8
NPT
32
1
44084
PLUG
, GAS INJECTOR
31
1
81129
GASKET
, PLUG
30
1
58023
IGNITOR
-INJECTOR
29
1
63058
HARNESS
, BLOWER SIGNAL
28
1
63057
BLOWER HARNESS PWR
27
1
60011
-2
SWITCH ASSY
, BLOWER PROOF
26
1
90052
NIPPLE
1/
8
NPT X
1.
50
LG
25
2
9-
21
PLUG
, HEX HD
1/
8
NPT
24
2
123535
TEE
, 1
/8
" NPT
23
2
123533
NIPPLE
, CLOSE
1/
8"
22
1
61012
SENSOR
, TEMPERATURE
21
1
61002
-5
BLOCKED INLET SWITCH
-8
.0
" W
.C
.
20
6
55054
BOLT
, SOC HD M
8
X
22
19
1
81057
GASKET
, BLOWER
18
1
81100
GASKET
, BLOWER
12
.3
"
17
2
54016
SCREW
, MACH
#10
-32
X
.50
LG
16
1
81048
GASKET
, FLAME ROD LOW NOX
15
1
42065
ADAPTOR
, BLOWER A
/F VALVE
14
1
SEE TABLE
A/
F VALVE ASSY
13
6
123626
1/
4"
BOLT SIZE FLAT WASHER
12
12
52013
STUD
1/
4-
20
UNC
-2
B
11
12
56024
NUT
, FLEXLOC
1/
4-
20
10
1
59104
OBSERVATION PORT
9
1
122377
SCREW
, MACH
#10
-32
X
3/
8
LG
8
1
54015
SCREW
, MACH
#8
-32
X
3/
8
LG
7
1
66006
FLAME ROD
6
1
24226
STAGED IGNITION ASSY
, BMK
1.
5
LOW NOX
5
1
69078
BLOWER
, AMETEK
12
.3
" REWORKED
4
1
81068
GASKET
, BLOWER
3
1
46012
BURNER
, BMK
2.
0
LOW NOX
2
2
81101
GASKET
, BURNER
9.
65
DIA LN CP
1
1
42069
PLATE
, BURNER
ITEM NO
.
QTY
PART
NUMBER
DESCRIPTION
ITEM
14
USED ON
24311
-5
BMK
2.
0
LN PROPANE
24311
-4
BMK
2.
0
LN NATURAL GAS
2 3 2 1 10 4
11
12
5
18
15
20
12
19
14
21
27
24 25 22
26
25
24
11
SJD
8/
4/
09
7
9 16
8
33
32
17
31
6
30
BMK
2.
0
LN DUAL
-FUEL
24311
-6