INSTALLATION
2-2
77"
18"
24"
79"
101"
43"
24"
24"
REAR
FRONT
4" HIGH PAD
Figure 2-1 Benchmark 3.0 Boiler Clearances
WARNING
KEEP THE UNIT AREA CLEAR AND
FREE FROM ALL COMBUSTIBLE
MATERIALS
AND FLAMMABLE
VAPORS OR LIQUIDS
.
CAUTION
Remove the four (4) lag screws securing the unit
to the shipping skid. Lift the unit off the shipping
skid and position it on the 4 inch to 6 inch
housekeeping concrete pad (required) in the
desired location.
BURNER
HOUSING
While packaged in the shipping
container, the boiler must be moved
by pallet jack or forklift from the
FRONT ONLY.
FOR MASSACHUSETTS ONLY
For Massachusetts installations, the
boiler must be installed by a plumber
LIFTING
TAB 1
PRIMARY HEAT
EXCHANGER
Figure 2-2
LIFTING
TAB 2
LIFTING
TAB 3
or gas fitter who is licensed within the
Commonwealth of Massachusetts. In
addition, the installation must comply
with all requirements specified in
Chapter 1 (Safety Precautions), pages
1-2 & 1-3.
2.4.2 Setting the Unit
The unit must be installed on a 4 inch to 6 inch
housekeeping pad to ensure proper condensate
drainage. If anchoring the unit, refer to the
dimensional drawings in Appendix F for anchor
locations. A total of 3 lifting tabs are provided at
the top of the primary heat exchanger as shown
in Figure 2-2. However, USE ONLY TABS 1
AND 2 SHOWN IN FIGURE 2-2 TO MOVE THE
ENTIRE UNIT. Tabs 1 and 3 are used only
when removing or replacing the unit’s primary
heat exchanger. Remove the front top panel
from the unit to provide access to the lifting tabs.
Lifting Lug Locations
In multiple unit installations, it is important to
plan the position of each unit in advance.
Sufficient space for piping connections and
future service/maintenance requirements must
also be taken into consideration. All piping must
include ample provisions for expansion
.
If installing a Combination Control Panel (CCP)
system, it is important to identify the
Combination Mode Boilers in advance and place
them in the proper physical location. Refer to
Chapter 5 for information on Combination Mode
Boilers.
2.4.3 Removal of Support Rod
Prior to installation of water supply and return
piping, the 24” threaded rod shown in Figure 2-3
must be removed. This rod is installed prior to
shipment from the factory to prevent damage to
Summary of Contents for Benchmark 3.0LN Series
Page 6: ...iv ...
Page 8: ...B ...
Page 42: ...INITIAL START UP 4 8 ...
Page 80: ...A 6 ...
Page 84: ...B 4 ...
Page 86: ...C 2 APPENDIX C ...
Page 93: ...APPENDIX F APPENDIX F F 1 ...
Page 94: ...APPENDIX F F 2 ...
Page 95: ...APPENDIX F F 3 ...
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Page 97: ...APPENDIX F F 5 ...
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Page 107: ...APPENDIX G APPENDIX G G 1 ...
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