Specifications
8
Figure 2: Minimum Installation Clearances To Combustible Materials (Inches)
A.  INSPECT SHIPMENT carefully for any signs of 
damage.
1.  All equipment is carefully manufactured, inspected 
and packed. Our responsibility ceases upon delivery 
of crated boiler to the carrier in good condition.
2.  Any claims for damage or shortage in shipment 
must be fi led immediately against the carrier by the 
consignee. No claims for variances from, or shortage 
in orders, will be allowed by the manufacturer 
unless presented within sixty (60) days after receipt 
of goods.
B.  LOCATE BOILER in front of fi nal position before 
removing crate. See Figure 1.
1.  LOCATE so that vent pipe connection to chimney 
will be short and direct. 
2.  BOILER IS SUITABLE FOR INSTALLATION 
ON COMBUSTIBLE FLOOR. Boiler cannot be 
installed on carpeting.
3.  FOR BASEMENT INSTALLATION, provide 
a solid elevated base, such as concrete, if fl oor is 
not level, or if water may be encountered on fl oor 
around boiler.
4.  PROVIDE RECOMMENDED SERVICE 
CLEARANCE, if applicable, as follows:
a.  Clearance from Jacket Front Panel -
•  24" for servicing burner
•  24" for fl ueway cleaning (MPO84 & 147)
•  30" for fl ueway cleaning (MPO189)
•  36" for fl ueway cleaning (MPO231)
b.  Clearance from Jacket Left Side Panel -
•  19" for burner swing door, if opened fully 
with burner mounted, otherwise 1" with 
burner removed
•   12" access clearance to service rear of 
  boiler if right side clearance is less 
 than 12"
•  1" minimum if right side clearance is 12" or 
larger to access and service rear of boiler.
c.  Clearance from Jacket Right Side Panel -
•   3" minimum if left side clearance is 12" or 
larger to access and service rear of boiler.
d.  Clearance from Jacket Rear Panel -
•   12" minimum for rear smokebox cleaning
  (Note: This dimension will also be 
controlled by horizontal to vertical to 
horizontal smokepipe arrangement - See 
Figures 2 and 16.)
5.  For minimum clearances to combustible materials. 
See Figure 2.
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SECTION I: PRE-INSTALLATION
NOTES: 
1. Listed clearances comply with American National Standard 
ANSI/NFPA 31, Installation of Oil Burning Equipment.
2. MPO boilers can be installed in rooms with clearances from 
combustible material as listed above. Listed clearances cannot 
be reduced for alcove or closet installations.
3. For reduced clearances to combustible material, protection 
must be provided as described in the above ANSI/NFPA 31 
standard.










