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When an existing Category 1 heater is removed or replaced, the
original venting system may no longer be sized to properly vent the
attached appliances. Instructions shall also indicate effects of an
WARNING
CARBON MONOXIDE POISONING HAZARD
Failure to follow the steps outlined below for each
appliance connected to the venting system being placed
into operation could result in carbon monoxide poisoning
or death.
The following steps shall be followed for each appliance
connected to the venting system being placed into
operation, while all other appliances connected to the
venting system are not in operation:
1.
Seal any unused openings in the venting system.
2.
Inspect the venting system for proper size and
horizontal pitch, as required in the National Fuel Gas
Code, ANSI Z223.1/NFPA 54 or the Natural Gas and
Propane Installation Code, CSA B149.1 and these
instructions. Determine that there is no blockage or
restriction, leakage, corrosion and other deficiencies
which could cause an unsafe condition.
3.
As far as practical, close all building doors and
windows and all doors between the space in which
the appliance(s) connected to the venting system are
located and other spaces of the building.
4.
Close fireplace dampers.
Input BTU.HR (KW/H)
Depth including diverter
Gas Inlet Pipe
Size of flue collar
Floor to top of collar on vertical position of Draft Diverter
Floor to center of collar on horizontal position of Draft Diverter
Blower Package
Conversion Kit Propane to Natural
Conversion Kit Natural to Propane
Part Number
33728
33730
33729
33731
Page 6
INTRODUCTION (CONT'D)
SPECIFICATIONS
MODEL
Height
Width
Floor Pad
improperly sized venting system (formation of condensate, leakage,
spillage, etc.) and shall specify the following test procedure:
5.
Turn on clothes dryers and any appliance not connected
to the venting system. Turn on any exhaust fans, such
as range hoods and bathroom exhausts, so they are
operating at maximum speed. Do operate a summer
exhaust fan.
6.
Follow the lighting instructions. Place the appliance
being inspected into operation. Adjust the thermostat
so appliance is operating continuously.
7.
Test for spillage from draft hood equipped appliances
at the draft hood relief opening after 5 minutes of main
burner operation. Use the flame of a match or candle.
8.
If improper venting is observed during any of the
above tests, the venting system must be corrected in
accordance with National Fuel Gas Code, ANSI Z223.1/
NFPA 54 and/or Natural Gas and Propane Installation
Code, CSA B149.1.
9.
After is has been determined that each appliance
connected to the venting system properly vents when
tested as outlined above, return doors, windows,
exhaust fans, fireplace dampers and any other gas-fired
burning appliance to their previous conditions of use.
RH-25
25,000 (7.3)
26" (660mm)
37" (940mm)
18 3/8" (467mm)
1/2" (13mm)
4" (102mm)
22 15/16" (583mm)
18 3/16" (462mm)
ACCESSORIES
DRB1
DVP1
33728
33730
CONVERSION KITS
Description
Propane to Natural
Natural to Propane
Propane to Natural
Natural to Propane
RH-35
35,000 (10.3)
26" (660mm)
37" (940mm)
18 3/8" (467mm)
1/2" (13mm)
4" (102mm)
22 15/16" (583mm)
18 3/16" (462mm)
DRB1
DVP1
33729
33731
Used On
RH25-8LPG
RH25-8NAT
RH35-7LPG
RH35-7NAT
38151-4-0320
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