### Automatic Commercial Ice Maker Energy Conservation Standard

Question Items from the Framework Document Included in Today’s Discussion

12/16/2010

Included in Public Mtg. Slides 12/16/10 Framework Document Questions 11/04/2010

Item 1 -1

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Item 3 -2

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Item 3 -4 Item 1 -1 While DOE invites comment on all aspects of the material presented in this document, several specific issues on which DOE seeks comment are set out in comment boxes like this one. DOE uses these comment boxes to highlight issues and ask specific questions on the approaches DOE plans to follow to conduct the analyses required for the energy conservation standards rulemaking. Such requests for feedback are numbered sequentially throughout the document and are repeated in Appendix A.

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Item 1 -2 DOE requests comment regarding the development of updated test procedures for the automatic commercial ice

- making equipment covered under this rulemaking.

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Item 1 -3 DOE requests comment on the possibility of applying the AHRI 810

- 2007 test procedure to larger capacity equipment and tube type ice

- makers. If the AHRI 810

- 2007 test procedure cannot be applied to larger capacity and tube type ice

- makers, what test procedure should be applied?

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Item 1 -4 DOE seeks comment on the categories of automatic commercial ice

- making equipment.

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Item 1 -5 DOE seek s information concerning any entities that should be added to the interested parties list, in particular additional manufacturers, small business manufacturers, consumers, and energy conservation and environmental advocates.

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Item 3 -1 DOE seeks information on annual shipments into the U.S. market from 1995 to 2010 (both domestic and imports) by equipment class, and the corresponding shipment

- weighted average efficiency of these shipments. 14

Item 3 -2 DOE seeks information on the proportion(s) of equipment shipped annually that replaces existing equipment.

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Item 3 -3 DOE requests feedback on amending the current standard for cube machines.

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Item 3 -4 DOE requests feedback on extending the standard to include flake, nugget, and tube machines.

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Item 3 -6

Item 3 -7

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Item 3 -9

Item 3

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Item 3

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Item 3

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Item 3

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Item 3

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Item 3

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Item 4

- 1 Item 3 -5 DOE requests feedback on the exclusion of block ice

- makers in the standard at this time. DOE particularly seeks information on the potential for domes tic use of automatic commercial block ice

- makers.

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Item 3 -6 DOE requests feedback on tube type machines. DOE understands the mach ines have tube

- shaped evaporators and/or make tube

- shaped ice and that these machines operate cyclically like cube machines, but they do not produce clear ice. DOE requests comment on whether separate product classes should be established for such products. If yes, what are the appropriate capacity ranges for these classes? If not, with which of the proposed product classes should the tube machines be grouped?

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Item 3 -7 DOE requests feedback concerning the proposed harvest rate breakdowns, and if they accurately reflect the current market.

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Item 3 -8 DOE requests feedback on the proposed equipment classes for the automatic commercial ice

- making equipment covered under this rulemaking, and the criteria used in creating the classes.

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Item 3 -9 DOE requests comment on including ice

- makers with capacities greater than 4,000 pounds per day in this rulemaking. If DOE should include standards for ice

- makers with capacities larger than 4,000 pounds per day, what should the range of capacities be in this rulemaking?

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Item 3 -10 What technologies or designs, if any, should be added to or removed from the above list? If certain changes to the list are not applicable to all equipment classes, what equipment classes are affected?

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Item 3

- 11 DOE requests feedback on potable water use as a metric.

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Item 3

- 12 DOE requests comment on the relationship between potable water use and energy efficiency. Specifically, to what degree is potable
water efficiency likely to increase with increased stringency of energy efficiency requ irements for the ice

- makers covered under this rulemaking without explicit potable water efficiency requirements?

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Item 3

- 13 DOE seeks feedback on including total water use in the technological
assessment.

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Item 3

- 14 DOE seeks input on what technologies or de signs should be considered to improve water efficiencies.

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Item 3

- 15 DOE welcomes comment on standby and off mode energy consumption as it relates to automatic commercial ice

- making equipment.

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Item 3

- 16 DOE seeks information that would confirm or de ny the presence of secondary cooling in automatic commercial ice

- maker applications.

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Item 3

- 17 DOE seeks feedback on the proposed baselines.

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Item 4 -1 DOE welcomes comments on the above four screening criteria.

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Item 5 -2

Item 5 -3

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Item 5 -4A

Item 5 -5

Item 5 -6

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Item 5 -8

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------ Item 5 -1 DOE seeks comments from stakeholders providing insights regarding such trade

- offs.

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Item 5 -2 DOE requests comments on the best ways to collect such information from the industry. DOE anticipates that such data might be collected and aggregated by AHRI for submittal to DOE.

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Item 5 -3 DOE requests input on appropriate categories and questions to be included on such requests for data.

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Item 5 -4 DOE seeks comment on simplifying assumptions that may be made to reduce the potential complexity of maximizing benefits associated with b oth water and energy use reductions.

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Item 5

- 4A DOE seeks comments and recommendations regarding the potential data collection efforts that might be made by industry participants to support this rulemaking, and the possible structure of data request forms that could be used to assist such efforts.

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Item 5 -5 DOE is also interested in receiving equipment test data (test procedure used, rating conditions, harvest rate, voltage, integrated average product temperature, daily energy consumption, etc.). Test data representative of the baseline model in each equipment class is particularly important.

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Item 5 -6 DOE requests feedback on the use of a combined analysis approach that uses multiple information sources to determine the relationship between manufacturer selling price and energy consumption for automatic commercial ice

- makers.

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Item 5 -7 DOE seeks comment on which information sources may be the best for developing estimates of manufacturer selling prices.

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Item 5 -8 Are there proprietary designs that DOE should consider in the analyses for any of the equipment under consideration by this rulemaking? If so, how should DOE acquire the cost data necessary for evaluating these designs? Conversely, are there proprietary designs that should not be considered? Which products use these designs?

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Item 5 -9 DOE requests feedback on the suggested representative sizes for cube ice machines. Should multiple sizes be considered for any of the product classes?

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Item 5

- 10 Can any of the product groups (i.e., combination of equipment type and condenser cooling type) be represented by consideration of fewer representative products than the group’s number of product classes?

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Item 5

- 11 Can flake and nugget machines be represented by fewer representative products than cube machines?

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Item 6 -1

Item 6 -2

Item 7 -1

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Item 7 -3

Item 7 -4

Item 7 -5

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Item 8 -3

Item 8 -4

Item 8 -5 Item 5

- 12 DOE welcomes comments on which product classes could be selected for focused analysis, and for which product classes the analyses could be extrapolat ed.

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Item 5

- 13 Are there outside regulatory issues that DOE should consider in its engineering analysis of commercial automatic ice

- makers?

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Item 6 -1 DOE seeks data or data sources that could be used to characterize the energy use of automatic commercial ice

- making equipment.

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Item 6 -2 DOE seeks feedback on the assumption that commercial ice

- making machine operation has a negligible impact on the building space

- conditioning loads.

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Item 7 -1 DOE requests information on the proposed distribution channels for the commercial ice

- making equipment covered under this rulemaking.

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Item 7 -2 DOE requests information on whether the distribution channels differ by the types of buildings that comprise the market for automatic commercial ice

makers, namely, food sales establishments, food service establishments, health care facilities, lodging facilities, and others.

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Item 7 -3 DOE requests feedback on its proposal to use incremental distribution channel markups for the LCC analysis.

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Item 7 -4 DOE seeks comment on sources of food service equipment distribution chain data that could be used to characterize markups for the food service equipment industry.

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Item 7 -5 DOE seeks comment on appropriate transportation and shipping costs to include in the analysis and whether those costs are likely to vary for higher efficiency equipment.

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Item 8 -1 DOE seeks comment on the proposed approaches for estimating current and forecasted energy prices.

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Item 8 -2 DOE seeks comment on the proposed approaches for estimating discount rates for consumers of the equipment covered under this rulemaking.

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Item 8 -3 DOE seeks answers to the question: What are the typical installation, maintenance, and repair costs and practices during the life cycle of an originally manufactured automatic commercial ice

- making machine?

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Item 8 -4 What is a typical time period between the sale of a new product and the first maintenance or repairs? What are the typical cycles of maintenance and repairs?

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Item 8 -5 DOE seeks feedback on whether and how routine maintenance, repair, and installation costs will change for products that are more energy and water efficient.

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Item 8 -8

Item 9 -1

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Item 9 -3

Item 10 -1

Item 10 -2

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Item 12 -1

Item 12 -2

Item 13 -1 Item 8 -6 If it is not appropriate to assume that changes in maintenance, repair, or installation costs would be negligible for more

- efficient products, DOE seeks feedback on appropriate methodologies for assessing changes to each of these costs.

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Item 8 -7 DOE seeks comment on appropriate equipment lifetimes for the classes of equipment covered in this rulemaking.

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Item 8 -8 DOE seeks input on the proposed methodology for developing estimates of national water costs and potential savings associated with the proposed rule.

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Item 9 -1 DOE seeks information on historical shipments of automatic commercial ice

making equipment for each equipment class covered under this rulemaking, as well as industry

- trend data regarding relative growth in each equipment class.

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Item 9 -2 DOE seeks information on representative saturation r ates for each equipment class covered under this rulemaking, as well as industry

- trend data regarding relative growth in each equipment class.

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Item 9 -3 DOE requests input from manufacturers on the potential impact of new energy conservation standards on equipment shipments. Other interested parties are also welcome to provide input. DOE also requests input on any market

- pull programs that currently exist to promo te the adoption of more

efficient equipment.

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Item 10 -1 DOE requests information on whether a rebound effect exists and should be incorporated in the NIA.

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Item 10 -2 DOE welcomes comments from interested parties on the use of NIA spreadsheet models for estimating national impacts of amended energy and water conservation standards for automatic commercial ice

- making equipment.

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Item 11 -1 DOE seeks input as to which customer subgroups DOE should consider in the present rulemaking. Examples of possible subgroups DOE could consider appropriate for automatic commercial ice

- making equipment include small independent grocery and convenience stores and independently owned restaurant and motels.

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Item 12 -1 DOE seeks comment on the establishment of manufacturer subgroups for automatic commercial ice

- making equipment, particularly small businesses and niche manufacturers.

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Item 12 -2 What regulations or pending regulations should DOE consider in the analysis of cumulative regulatory burden?

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Item 13 -1 DOE seeks input from interested parties on its proposed use of NEMS

- BT to conduct the utility impact analysis.

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Item 15 -1

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------ Item 14 -1 DOE requests feedback on this approach to assessing employment impacts.

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Item 15 -1 DOE seeks input on its plans to use NEMS

- BT to conduct the environmental impact analysis on the equipment covered by this rulemaking. DOE is particularly interested in whether there are any other approaches to the environmental assessment that it should consider and the advantages and disadv antages for each approach.

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Item 16 -1 DOE invites comments on its approach to monetization of emissions

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Item 17 -1 DOE seeks comment regarding programs that should be examined as optional, non

- regulatory approaches.

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