Products To Avoid In The Boiler Room; Recommended Clearances For Servicing - Watts AERCO EXT Installation, Operation & Maintenance Manual

Modulex EXT Commercial Series
CHAPTER 4: Installation Instructions

4.7.2 Products to Avoid in the Boiler Room

Do NOT store the following in the boiler room and/or around combustion air intake vents.
•
Spray cans containing chlorocarbons/fluorocarbons
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Ammonium and/or ammonium solutions
•
Permanent wave solutions
•
Chlorinated waxes and/or cleaners
•
Chlorinated swimming pool chemicals
•
Calcium chloride used for thawing
•
Sodium chloride used for water softening
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Refrigerant leaks
•
Paint or varnish removers
•
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
•

4.8 Recommended Clearances for Servicing

Recommended clearances around the boiler are listed below (see Figure 4-4):
It is recommended to install the boiler with the clearances as shown above 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 local manufacturer's representative.
OMM-0160_A • DRAFT
Figure 4-4: MODULEX EXT Boiler Clearances
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
TOP of the boiler:
FRONT of the boiler:
UNVENTED side:
VENTED side:
FLOOR/GROUND:
REAR of the boiler:
FLOOR/GROUND:
BACK of the boiler:
24'' (609.6 mm)
24'' (609.6 mm)
24'' (609.6 mm)
32'' (813 mm)
4'' (100 mm)
24'' (609.6 mm)
4'' (100 mm)
24'' (600 mm)
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