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103536-13 - 2/24
MegaSteam
Installation & Service Manual
Figure 1-4: Minimum Installation Clearances To Combustible Materials (Inches)
• 30 in. for flueway cleaning (MST513)
• 36 in. for flueway cleaning (MST629 thru
MST892)
b. Clearance from Jacket Left Side Panel -
• 19 in. for burner swing door, if opened
fully with burner mounted, otherwise 1
in. with burner removed
• 12 in. access clearance to service rear
of boiler if right side clearance is less
than 12 in.
• 1 in. minimum if right side clearance is
12 in. or larger to access and service
rear of boiler
c. Clearance from Jacket Right Side Panel -
• 6 in. minimum from external Electrical
Enclosure if left side clearance is 12 in.
or larger to access and service rear of
the boiler
• 24 in. minimum from rear tankless
heater (if equipped) for servicing and
removal of the heater
d. Clearance from Jacket Rear Panel -
• 12 in. minimum for rear smokebox
cleaning
(Note: This dimension will also be
controlled by horizontal to vertical to
horizontal smokepipe arrangement -
See Figures 1-4 and 5-1).
NOTES:
1. Listed clearances comply with American National
Standard ANSI/NFPA 31, Installation of Oil Burning
Equipment.
2. MegaSteam™ 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.
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 filed 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 final position before
removing crate. See Figure 1-1.
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 floor
is not level, or if water may be encountered on
floor around boiler.
4. PROVIDE RECOMMENDED SERVICE
CLEARANCE, if applicable, as follows:
a. Clearance from Jacket Front Panel -
• 24 in. for servicing burner
• 24 in. for flueway cleaning (MST288 &
MST396)
1
Pre-Installation
(continued)
