Installation / Operation Instruction Manual
Page 19
NOTE: The pump and outdoor housing will
typically be shipped inside the unit. Pump will
need to be piped and wired on site. A 62” long
wire harness is provided but a conduit will need to
be provided by the electrician at the time of boiler
installation.
EXPLODED VIEW
ASSEMBLED
VIEW
50D4140/QTY. 20D4141/QTY. 15D4140/QTY.
PART NO.
DESCRIPTION
ITEM NO.
BOM Table
4 4 4
F0024300
SCREW, #10-16 X 5/8", STL, HX WSHR HD, #3 PT
6
2 2 2
15D3116
SIDE PANEL, PUMP COVER, NTOD
5
1 1 1
15D3115
TOP PANEL, PUMP COVER, NTOD
4
1 1 1
50D7605
HARNESS, PUMP, NTOD 150-500
3
- -
2
A2115900
FLANGE, PUMP, 1-1/4" NPT, 3 7/16" BOLT PAT, BRASS
22
- -
A2116000
FLANGE, PUMP, 1-1/2" NPT, BRASS, 3 7/16" BOLT PAT, BRASS
-
2
-
A2116100
FLANGE, PUMP, 1-1/4" NPT, 3 5/32 BOLT PAT, BRASS
-
1
-
A2120700
PUMP, CIRCULATOR ARMSTRONG
11
- -
A2120800
PUMP, CIRCULATOR, ARMSTRONG E22.2B
- -
1
A2120600
PUMP, CIRCULATOR, ARMSTRONG E11.2LFB
PART NUMBER
MODEL
15D4140 15D0701
20D4141 20D0701
50D4140 30D0701
50D4140 40D0701
50D4140 50D0304
50D4140 50D0704
D
C
B
A
B
C
D
1
2
3
4
4
3
2
THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN ARE
PROPRIETARY TO LAARS HEATING SYSTEMS AND SHALL NOT BE
REPRODUCED, TRANSFERRED TO OTHER DOCUMENTS, USED OR
DISCLOSED TO OTHERS FOR MANUFACTURING OR ANY OTHER
PURPOSE EXCEPT AS SPECIFICALLY AUTHORIZED IN WRITING
BY LAARS HEATING SYSTEMS.
FMA56A
DWG NO.
50D4140
SH
1
REV
A
CJ 5/17/16
REVISIONS
REV.
CHANGE:
APPR
ENGR APPR
ECN
DRAFT
CHECK
REMOVED ITEM 2 A2116100 FROM 50D4140.
A
15-127N-05
XR 5/17/16
SCALE: NONE
INTENDED SIZE:
SOFTWARE
DWG. NO:
C
SHEET 1 OF 1
REV.
APPROVALS
DRAFT
ENGR
APPR
UNLESS OTHERWISE SPECIFIED:
DO NOT SCALE DRAWING.
THIRD ANGLE PROJECTION.
DIMENSIONS ARE IN INCHES.
TOLERANCES ARE:
MATERIAL:
FINISH
SEE PARTS LIST
NA
XR 4/14/16
S
CJ 4/14/16
DECIMALS .X
.1
DECIMALS .XX
.03
DECIMALS .XXX
.010
ANGLES
1
TITLE:
FRACTIONS
1/8"
PUMP ASSEMBLY,
NTVOD 150-500
50D4140
A
PROJECT
0080
11
1
/
4
”
11
1
/
4
”
6
1
/
2
”
HARNESS
EXPLODED VIEW
ASSEMBLED
VIEW
50D4140/QTY. 20D4141/QTY. 15D4140/QTY.
PART NO.
DESCRIPTION
ITEM NO.
BOM Table
4 4 4
F0024300
SCREW, #10-16 X 5/8", STL, HX WSHR HD, #3 PT
6
2 2 2
15D3116
SIDE PANEL, PUMP COVER, NTOD
5
1 1 1
15D3115
TOP PANEL, PUMP COVER, NTOD
4
1 1 1
50D7605
HARNESS, PUMP, NTOD 150-500
3
- -
2
A2115900
FLANGE, PUMP, 1-1/4" NPT, 3 7/16" BOLT PAT, BRASS
22
- -
A2116000
FLANGE, PUMP, 1-1/2" NPT, BRASS, 3 7/16" BOLT PAT, BRASS
-
2
-
A2116100
FLANGE, PUMP, 1-1/4" NPT, 3 5/32 BOLT PAT, BRASS
-
1
-
A2120700
PUMP, CIRCULATOR ARMSTRONG
11
- -
A2120800
PUMP, CIRCULATOR, ARMSTRONG E22.2B
- -
1
A2120600
PUMP, CIRCULATOR, ARMSTRONG E11.2LFB
PART NUMBER
MODEL
15D4140 15D0701
20D4141 20D0701
50D4140 30D0701
50D4140 40D0701
50D4140 50D0304
50D4140 50D0704
D
C
B
A
B
C
D
1
2
3
4
4
3
2
THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN ARE
PROPRIETARY TO LAARS HEATING SYSTEMS AND SHALL NOT BE
REPRODUCED, TRANSFERRED TO OTHER DOCUMENTS, USED OR
DISCLOSED TO OTHERS FOR MANUFACTURING OR ANY OTHER
PURPOSE EXCEPT AS SPECIFICALLY AUTHORIZED IN WRITING
BY LAARS HEATING SYSTEMS.
FMA56A
DWG NO.
50D4140
SH
1
REV
A
CJ 5/17/16
REVISIONS
REV.
CHANGE:
APPR
ENGR APPR
ECN
DRAFT
CHECK
REMOVED ITEM 2 A2116100 FROM 50D4140.
A
15-127N-05
XR 5/17/16
SCALE: NONE
INTENDED SIZE:
SOFTWARE
DWG. NO:
C
SHEET 1 OF 1
REV.
APPROVALS
DRAFT
ENGR
APPR
UNLESS OTHERWISE SPECIFIED:
DO NOT SCALE DRAWING.
THIRD ANGLE PROJECTION.
DIMENSIONS ARE IN INCHES.
TOLERANCES ARE:
MATERIAL:
FINISH
SEE PARTS LIST
NA
XR 4/14/16
S
CJ 4/14/16
DECIMALS .X
.1
DECIMALS .XX
.03
DECIMALS .XXX
.010
ANGLES
1
TITLE:
FRACTIONS
1/8"
PUMP ASSEMBLY,
NTVOD 150-500
50D4140
A
PROJECT
0080
11
1
/
4
”
11
1
/
4
”
6
1
/
2
”
HARNESS
AIR FILTER
OUTLET
WATER
WATER
INLET
BOX
GAS INLET
CONDENSATE
TRAP OUTLET
D
B
J
A
C
G
E
F
VENT
K
8
(21)
13
(33)
9 (23)
38
1
/
2
(98)
25
(64 )
26
(66 )
FRONT VIEW RIGHT SIDE VIEW
BACK VIEW
TOP VIEW
L
5
1
/
2
(9)
T
Total length
SUGGESTED SERVICE CLEARANCE
12 (31)
12
(31)
12
(31)
TOP PANEL
SIDE PANEL
SIDE PANEL
WATER INLET
FLOW
FLOW
Outdoor Pump Kit
150 - 500 MBh
Figure 13. Outdoor Pump Kit
Figure 12. Additional components for
outdoor models.
The OUTDOOR Model Installation Kits, in
addition to what is shown in Figure 10 and
Figure 11, will include:
Vent Pipe Extender,
Pipe Adapter,
Bird Screen,
PRV,
NPT Pipe Tee
NOTE: Outdoor Installation of this
volume water heater is not
permitted in Canada.
Brute
HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS