Pre-Installation Requirements - Munchkin HIGH EFFICIENCY HEATER with the "925" Controller Operating Instructions Manual

C. PRE-INSTALLATION REQUIREMENT
GENERAL
1. Munchkin Boilers are supplied complete-
ly assembled as packaged boilers. The
package should be inspected for damage
upon receipt and any damage to the unit
should be reported to the shipping com-
pany and wholesaler. This boiler should
be stored in a clean, dry area.
2. Carefully read these instructions and be
sure to understand the function of all
connections prior to beginning installa-
tion. Contact your Munchkin Sales
Representative or the Heat Transfer
Products, Inc.
Department for help in answering ques-
tions.
3. This boiler must be installed by a quali-
fied contractor. The boiler warranty may
be voided if the boiler is not installed cor-
rectly.
CODES & REGULATIONS
Installation and repairs are to be performed in
strict accordance with the requirements of state
and local regulating agencies and codes dealing
with boiler and gas appliance installation.
WARNING
Liquefied Petroleum (LP) Gas or
Propane is heavier than air and, in the
event of a leak, may collect in low
areas such as basements or floor
drains. The gas may then ignite
resulting in a fire or explosion.
ACCESSIBILITY CLEARANCES
1. The Munchkin Boiler is certified for clos-
et installations with zero clearance to
8
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GENERAL INFORMATION
combustible construction. In addition, it
is design certified for use on combustible
floors.
2. Refer to Figure 1.1 and Figure 1.2 for the
recommended clearance to allow for rea-
sonable access to the boiler. Local codes
or special conditions may require greater
clearances.
CAUTION
Do not install this boiler on carpeting.
COMBUSTION AND VENTILATION AIR
1. The Munchkin Boiler is designed only for
operation with combustion air piped
from outside (sealed combustion). PVC
pipe must be supplied between the air
inlet connection at the rear of the boiler
through an outside wall.
2. No additional combustion or ventilation
air is required for this appliance.
3. Refer to Section 4 of this manual,
Venting, for specific instructions for pip-
ing combustion air.
PLANNING THE LAYOUT
1. Prepare sketches and notes showing the
layout of the boiler installation to mini-
mize the possibility of interferences with
new or existing equipment, piping, vent-
ing and wiring.
2. The following sections of this manual
should be reviewed for consideration of
limitations with respect to:
a. Electrical Wiring: Part 2
b. Gas Connection: Part 3
c. Venting: Part 4
f. Piping: Part 5