# PROPOSED January 22, 2015

4905 - 1 Proposed Amendments to Rule 4905 RULE 4905 NATURAL GAS-FIRED, FAN-TYPE RESIDENTIAL C ENTRAL

FURNACES (Adopted October 20, 2005, Amended January 22, 2015)

1.0 Purpose

The purpose of this rule is to limit NOx emissions from natural gas-fired, fan-type

residential central furnaces.

2.0 Applicability

The provisions of this rule shall apply to any pers on who supplies, sells, offers for sale, installs, or solicits the installation of natural g as-fired, fan-type residential central furnaces for use within the District San Joaquin Va lley Air Basin with a rated heat input capacity of less than 175,000 British thermal units per hour, and for combination heating and cooling units with a rated cooling capa city of less than 65,000 British thermal units per hour.

3.0 Definitions

3.1 Air Pollution Control Officer (APCO): as defin ed in Rule 1020 (Definitions).

3.2 Annual Fuel Utilization Efficiency: the effici ency descriptor as defined by Section 430.2 of the Code of Federal Regulations, T itle 10, Part 430, Subpart

A.

3.3 Condensing Unit: for purposes of this rule, a natural gas-fired, fan-type central furnace, as defined in Section 3.5, that uses a sec ond heat exchanger to extract the latent heat in the flue gas by cooling the comb ustion gasses to near ambient temperature so that water vapor condenses in the he at exchanger, is collected,

and is drained.

3.43 District: as defined in Rule 1020 (Definition s).

3.54 Fan-type Residential Central Furnace: a self- contained space heater providing for circulation of heated air at pressures other th an atmospheric through ducts more than 10 inches in length.

3.65 Heat Output (Central Furnace): the product obtained by multiplying the annual fuel utilization efficiency as defined by Section 4 30.2 of the Code of Federal Regulations (CFR), Title 10, Part 430, Subpart A, b y the rated heat input capacity of the natural gas-fired, fan-type central furnace.

3.76 Manufactured Home: as defined in 42 United States Code Section 5402 an d California Health and Safety Code Section 18007., m eans a structure,

# PROPOSED January 22, 2015

4905 - 2 Proposed Amendments to Rule 4905 transportable in one or more sections, which, in th e traveling mode, is eight body feet or more in width, or 40 body feet or more in length, or, when erected on site, is 320 or more square feet, and which is b uilt on a permanent chassis and designed to be used as a dwelling with or witho ut a permanent foundation when connected to the required utilities, and inclu des the plumbing, heating, air conditioning, and electrical systems contained ther ein; except that such term shall include any structure which meets all the req uirements of this paragraph except the size requirements and with respect to wh ich the manufacturer voluntarily files a certification and complies with the standards established under this part. "Manufactured home" includes a mobile h ome subject to the National Manufactured Housing Construction and Safety Act of 1974 (42 U.S.C., Sec. 5401, et seq.).

3.87 Natural Gas: a mixture of gaseous hydrocarbon s containing at least 80 percent methane by volume, as determined according to Stand ard Method ASTM

D1945-64.

3.98 NOx: any oxides of nitrogen.

3.109 Rated Cooling Capacity: the cooling capacity specified on the nameplate of the cooling unit. Cooling capacity is the amount of he at energy the cooling system can displace in one hour (British thermal units per hour), as specified on the rating plate of the cooling unit.

3.110 Rated Heat Input Capacity: the heat input ca pacity specified on the nameplate of the combustion unit. Heat input is the amount o f energy consumed in one hour (British thermal units per hour), as specified on the rating plate of the

combustion unit.

3.12 Responsible Official: for the purposes of thi s rule: for a corporation, a president or vice-president of the corporation in c harge of a principal business function or a duly authorized person who performs s imilar policy-making functions; for a partnership or sole proprietorship , a general partner or proprietor, respectively.

3.13 Weatherized Unit: for the purposes of this ru le, a natural gas-fired, fan-type central furnace designed for installation outside o f a building, equipped with a protective jacket and integral venting, and labeled for outdoor installation.

4.0 Exemptions

[Reserved] The provisions of this rule shall not ap ply to :

4.1 Units installed in manufactured homes.

# PROPOSED January 22, 2015

4905 - 3 Proposed Amendments to Rule 4905 4.2 Units using fuels other than natural gas.

4.3 Nonfan-type residential central furnaces.

5.0 Requirements

5.1 No person shall supply, sell, offer for sale, i nstall, or solicit the installation of any natural gas-fired, fan-type residential central furnace for use within the District unless it has is certified pursuant to Sec tion 6.1 to have NOx emissions of oxides of nitrogen less than or equal to 40 nano grams per joule (ng/J) 0.093 pounds per million BTU (lb/MMBtu) of heat output or 55 ppm NOx at 3.00%

O 2 stack gas by volume(dry).

5.2 Effective on and after the specified compliance dates in Table 1, no person shall supply, sell, offer for sale, install, or solicit t he installation of any natural gasfired, fan-type central furnace unless it is certif ied pursuant to Section 6.1 and complies with the applicable NOx emission limit in Table 1.

Table 1 NOx Emission Limits and Compliance Schedul e

Unit Type NOx Emission Limit (nanograms/Joule) Compliance Date

Units installed in manufactured homes 40 February 1, 2015 All non-weatherized condensing units except

those installed in manufactured homes 14 April 1, 2015

All non-weatherized, non-condensing units except those installed in manufactured homes 14 October 1, 2015

Weatherized units 14 October 1, 2016

Units installed in manufactured homes 14 October 1, 2018

5.3 Sell-Through Period

Any natural gas-fired, fan-type central furnace ma nufactured prior to the applicable compliance date in Table 1 may be suppli ed, sold, offered for sale, or installed until the applicable sell-through period end-date in Table 2, provided the unit is compliant with the following requiremen ts:

5.3.1 The NOx emission limits and certification req uirements in effect on the date of manufacture of the unit, and

5.3.2 The labeling requirements specified in Secti on 6.1.2.

# PROPOSED January 22, 2015

4905 - 4 Proposed Amendments to Rule 4905 Table 2 Sell-through Period End-Dates for Units Ma nufactured Prior to the Applicable Compliance Dates in Table 1
Unit Type Sell-through Period End-date All non-weatherized condensing units except

those installed in manufactured homes January 26, 2016

All non-weatherized, non-condensing units except those installed in manufactured homes July 27, 2016

Weatherized units July 27, 2017 Units installed in manufactured homes (for certified 40 ng/J units) July 27, 2019

5.4 Emissions Fee Option

Any manufacturer of units regulated by this rule m ay elect to pay a per unit emissions fee of $290 for each condensing furnace a nd $225 for each noncondensing or manufactured home furnace distributed or sold into the San Joaquin Valley in lieu of meeting the 14 ng/J emiss ion limit in Table 1 of this rule, provided the NOx emission rate is less than o r equal to 40 ng/J. A manufacturer may elect to pay the per unit emission s fee for a time period of no more than 36 months after the applicable compliance date in Table 1. A manufacturer shall submit a compliance plan for eac h 12-month time period after the applicable compliance date during which t he manufacturer elects to pay the emissions fee in lieu of meeting the NOx emissi on limit.

5.4.1 Any manufacturer electing to comply using thi s emissions fee option shall submit to the APCO a compliance plan no later than 30 days prior to the applicable compliance date in Table 1. The compliance plan shall include the following:

5.4.1.1 A letter with the name of the manufacturer requesting the emissions fee option signed by a responsible offici al identifying the unit type and the 12-month emissions fee option compliance period that the emissions fees cover.

5.4.1.2 An estimate of the quantity of applicable u nits to be distributed or sold into the San Joaquin Valley Air Basin durin g the emissions fee option compliance period and supporti ng documentation. The estimate shall be based on tota l

distribution and sales records or invoices of conde nsing, noncondensing, weatherized or mobile home fan-type cen tral

furnaces that were distributed or sold into the San Joaquin Valley Air Basin during the 12-month period of July 1 to June 30 prior to the applicable compliance date, along w ith supporting documentation.

# PROPOSED January 22, 2015

4905 - 5 Proposed Amendments to Rule 4905 5.4.2 The manufacturer shall submit a report to the APCO, signed by the responsible official for the manufacturer, identify ing by model number the quantity of applicable units actually distribut ed or sold into the San Joaquin Valley Air Basin during the applicable 12-m onth emissions fee option compliance period and a check for payment of emissions fees for those units. The report and payment of emissions f ees must be submitted to the APCO no later than thirty (30) days after th e end of each 12- month emissions fee option compliance period.

6.0 Administrative Requirements

6.1 Emission Certification

6.1.1 Certified emissions levels shall be demonstrated by an emission certification approved under any of the following:

6.1.1.1 Certification testing as described in Secti on 6.2 of this rule,

6.1.1.2 The South Coast Air Quality Management Dis trict Certification List for Rule 1111 (NOx Emissions From Natural-gas- fired, Fantype Central Furnaces), or

6.1.1.3 Other emission certification programs appro ved by the APCO and the United States Environmental Protection Agency.

6.1.2 The manufacturer of the natural gas-fired, fa n-type central furnace shall comply with the following labeling requirements:

6.1.2.1 The central furnace manufacturer shall d Di splay the model number of the unit appliance complying with Section 5.0 on the shipping container carton and the rating plate of t he unit appliance.; and

6.1.2.2 Units manufactured after the applicable com pliance date in Table 1 shall display the following on the shipping container and the rating plate of the unit, in addition to th e labeling requirements under Section 6.1.2.1:

6.1.2.2.1 Rated heat input capacity or rated coolin g capacity,

6.1.2.2.2 The applicable NOx emission limit in Sect ion 5.0,

and

# PROPOSED January 22, 2015

4905 - 6 Proposed Amendments to Rule 4905 6.1.2.2.3 The date of manufacture or date code of t he unit.

6.1.3 Upon request of the APCO, each manufacturer s hall submit to the District a statement confirming the appliance unit subject to this rule is in compliance with the emission limit specified in Sec tion 5.0. The statement shall be signed, dated, and shall attest to the accuracy of all

information. The statement shall include:

6.1.3.12 Name and address of manufacturer,

6.1.3.23 Brand name,

6.1.3.34 Model number, as it appears on the rating plate of the unit,

6.1.3.45 Rated heat input ratingcapacity, British t hermal units per hour,

and

6.1.3.56 A source test report verifying compliance with Section 5.0.

6.2 Certification Testing

6.2.1 During testing, each tested natural gas-fired , fan-type central furnace model shall be operated in accordance with the proc edures specified in 10 CFR 430, Subpart B, Appendix N.

6.2.2 Compliance with the oxides of nitrogen NOx em ission requirements in Section 5.0 shall be determined using California Ai r Resources Board Method 100, SCAQMD Method 100.1, or United States E nvironmental Protection Agency Methods 7E and 3A.

6.3 Recordkeeping

Compliance testing records shall be maintained for five years and made available to the APCO upon request.

7.0 Compliance Schedule

On and after January 1, 2007, no person shall suppl y, sell, offer for sale, install, or solicit the installation of a unit subject to this rule unless it meets the requirements of

section 5.0.