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Benchmark 2.0LN Dual-Fuel Low NOx Boiler
CHAPTER 2: INSTALLATION
• Access to AC Input Power at 120 VAC, Single-Phase, 60 Hz @ 20 Amps
• Access to Natural Gas line at a minimum supply gas pressure of 8.5" W.C.
• Access to Propane line at a minimum supply gas pressure of 8.5" W.C.
2.4.1
Installation Clearances
The unit must be installed with the prescribed clearances for service as shown in Figure 2-1.
The minimum clearance dimensions, required by AERCO, are listed below. However, if Local
Building Codes require additional clearances, these codes shall supersede AERCO's
requirements. Minimum acceptable clearances required are:
•
Sides: 24 inches
• Front : 24 inches
• Rear: 30 inches
• Top:
18 inches
All gas piping, water piping and electrical conduit or cable must be arranged so that they do not
interfere with the removal of any panels, or inhibit service or maintenance of the unit.
44.5"
KEEP THE UNIT AREA CLEAR AND FREE FROM ALL
COMBUSTIBLE MATERIALS AND FLAMMABLE VAPORS OR
LIQUIDS.
While packaged in the shipping container, the boiler must be
moved by pallet jack or forklift from the FRONT ONLY.
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
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288
Page 12 of 158
Operation and Maintenance Manual
18"
79"
101"
4" HIGH PAD
Figure 2-1: Benchmark 2.0LN Boiler Clearances
30"
REAR
WARNING
CAUTION
GF-127
OMM-0052_0E
24"
24"
24"
FRONT
PR2: 04/22/13
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