MODULEX EXT 321, 481, 641, 802, 962, 1123 BOILERS
Installation, Operation & Maintenance Manual
OMM-0087_0F AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 31 of 146
GF-143 Phone: 800-526-0288 07/13/15
• Hydrochloric acid/muriatic acid
• Cements and glues
• Antistatic fabric softeners used in clothes dryers
• Chlorine-type bleaches, detergents, and cleaning solvents
• Adhesives used to fasten building products
• other damaging or flammable products
3.7 Recommended Clearances for Servicing
Recommended clearances around the boiler are listed below (see Figure 3-7):
TOP of the boiler: 24‘‘ (600 mm)
FRONT of the boiler: 24’’ (600 mm)
RIGHT side: 24’’ (600 mm)
LEFT side: 24’’ (600 mm)
FLOOR/GROUND: 4’’ (100 mm)
BACK of the boiler: 24’’ (600 mm)
Figure 3-7: EXT Boiler Clearances
It is recommended to provide the boiler with the clearances as shown in the drawing in order to be
able to perform normal service and cleaning operations. Minimum required clearances depend on
the piping and venting configuration. For further details, contact your loal manufacturer’s
representative.
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