LAARS HP-M2 Series - Installation, Operation and Maintenance Instructions - Manual (Page 5)

H Series Page 5
1C. Codes and Standards
All installations must be made in accordance
with: 1). The National Fuel Gas Code, ANSI Z223.1 -
latest edition or 2). CAN/CGA - B149 “Installation
Codes for Gas Burning Appliances and Equipment” or
with the requirements of the local utility or other
authorities having jurisdiction. Such applicable
requirements take precedence over the general
instructions contained herein. All electrical wiring is
to be done in accordance with 1). The National
Electrical Code ANSI/NFPA70-latest edition or 2).
The CSA standard C22.1 “Canadian Electrical Code -
Part 1” and local codes.
All vent installations must be made in
accordance with: 1). Part 7, Venting of Equipment of
the National Fuel Gas Code, ANSI 223.1- latest
edition, or applicable provisions of the local building
codes or 2). CAN/CGA - B149
When required by the jurisdiction authority, the
installations must conform to the American Society of
Mechanical Engineers’ Safety Code for Controls and
Safety Devices for Automatically fired Boilers, No.
CSD-l.
1D. Unpacking the H Series
a. Remove all packing and tie down materials.
b. On HW models, remove three (3) shipping bolts
from underside of base.
c. Make immediate claims ( to carrier ) if unit is
damaged.
1E. Locating the H Series
The H Series design is certified by the AGA and
CGA for installation on combustible flooring, in
alcoves, basements, closets, or utility rooms. It must
not be installed on carpeting. IF INSTALLED IN A
FINISHED AREA, PROVISION SHOULD BE
MADE FOR DRAINAGE OF ANY ACCIDENTAL
SPILLAGE OR LEAKAGE.
The location for the unit should be chosen with
regard to venting dimensions, convenient access to
piping, ventilation of operating components and
accessibility for service and cleaning.
The boiler shall be installed so that the gas
ignition system components are protected from water
(dripping, spraying, rain, etc.) during appliance
operation or service (circulator replacement, control
replacement, etc.).
1F. Clearances
The following dimensions and criteria should be
followed when choosing the location for the unit:
Õ
h
j
k
l
Ö
Figure 2. H-M2.
A. B.
AGA/
CGA
AGA CGA
Left Side 1" 6" 24"
Right Side (controls) 1" 12" 24"
Top 1" 14" 16"
Back 1" 9" 12"
Front 1" 24" 24"
Vent: Direct Vent 0" 0"
Chimney Connect 6" 6"
Alternate 3" 3"
Clearances
A. Minimum clearance from combustible
construction to meet AGA/CGA requirements.
B. Recommended clearance for accessibility and
venting.
SECTION 2.
Venting Options
2A. Locating Unit With Respect
to Ventilation
While the H Series, when direct vented, requires
no interior air for combustion, adequate airflow
around the unit and to the enclosed room must be
provided for proper cooling of electrical components.
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PRODUCTION