System Application Drawings
Supply to Heating
System
Return to Heating
System
Optional LWCOOptional LWCO
120 V Input
Indirect Tank
Hot
Cold
Mix
P
P
T
T
Outdoor Reset
Temperature
Sensor
Aquastat
Zone
Control
Panel
Notes:
Condensate piping shall be CPVC or
PVC material and shall not be smaller
than the drain connection on the
appliance.
Condensate must be disposed of
according to local codes.
Air eliminator should be located at least
12 inches away from the first bend on
the supply.
Primary/secondary piping is necessary
in all the application - except for single
loop with lower system pressure drop.
Refer to boiler pump curve from the
installation manual.
Reference the boiler installation manual
for recommanded glycol brands and
mixed ratio.
Reference vent section of the installation
manual regarding venting.
Need to incorporate third party controller
for multiple boilers.
Two I-Series Solo Boilers
- Multiple Zones LLH
with Indirect Tank
D
C
B
A
A
B
C
D
1
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
LAST REVISION COMMENTS
TOLERANCES:
Sheet Metal X.XX =
0.030
X.XXX =
0.010
Fraction =
1/32
Angle =
1.0
MACHINED X.XXX =
0.005
Angle =
0.010
INTERPRET GEOMETRIC
TOLERANCING PER:
MATERIAL
FINISH
DRAWN
CHECKED
ENG APPR.
MFG APPR.
Q.A.
COMMENTS:
DATE
NAME
TITLE:
SIZE
B
DWG. NO.
REV
SCALE: NTS
UNLESS OTHERWISE SPECIFIED:
05.29.2019
0
SHEET 1 OF 1
2I-S-IXX-LLH
DO NOT SCALE DRAWING
Rinnai America Corporation
103 International Drive
Peachtree City, GA 30269
1-800-621-9419
RINNAI AMERICA CORPORATION
103 INTERNATIONAL DRIVE
PEACHTREE CITY, GA 30269
1-800-621-9419
THE INFORMATION CONTAINED IN
THIS DRAWING IS THE SOLE
PROPERTY OF RINNAI AMERICA. ANY
REPRODUCTIONIN PART OR AS A
WHOLE WITHOUT THE WRITTEN
PERMISSION OF RINNAI AMERICA IS
PROHIBITED.
THIRD ANGLE PROJECTION
PROPRIETARY AND CONFIDENTIAL
PP
This is not an engineering drawing; it is intended only as a guide and not
as a replacement for professional engineering project drawings. This
drawing is not intended to describe a complete system. It is up to the
contractor or engineer to determine the necessary components and
configuration of the particular system to be installed. The drawing does
not imply compliance with local building code requirements. It is the
responsibility of the engineer or contractor to ensure that the installation is
in accordance with all local building codes. Confer with local building
officials before installation.
Notes:
Condensate piping shall be CPVC or
PVC material and shall not be smaller
than the drain connection on the
appliance.
Condensate must be disposed of according
to local codes.
Air eliminator should be located at least
12 inches away from the first bend on
the supply.
Reference the boiler installation manual
for recommended glycol brands and
mixed ratio.
Reference vent section of the installation
manual regarding venting.
Boiler pump should be sized accordingly.
Variable frequency pump is advised.
Reference third party boiler controller for the
wiring diagrams.
System pump(s) must be sized based on
heat loss and head loss through the system.
RS
05.29.2019
Page 19