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Savings To Code Discussion:Repair Indefinitely Rule Sets

Discussion: Repair Indefinitely Rule Sets

2

Current Measure Type Rule Set

September 2015

No No

Yes Yes

Code Baseline

Existing Efficiency Baseline for 1/3 EUL

Code Baseline for 2/3 EUL

Age > EULEquipment Failed?

Discussion: Repair Indefinitely Rule Sets

3

There is an Implementation Problem with the Current Rule Set

September 2015

No

Yes

Code Baseline

Age > EUL

Existing Efficiency Baseline for 1/3 EUL

Code Baseline for 2/3 EUL

Commission policy is to have no default option—to allow field conditions to dictate measure application type.

However, implementation has led to assumed “Yes” answer unless “preponderance of evidence” standards are met.

Discussion: Repair Indefinitely Rule Sets 4 September 2015

However, implementing a Repair Indefinitely measure type goes beyond fixing implementation of current Commission Policy.

It adds a completely new option to be implemented correctly…

Discussion: Repair Indefinitely Rule Sets

5

Proposed Repair Indefinitely “Master Rule Set”

September 2015

Code Baseline

Existing Efficiency Baseline for 1/3 EUL

Code Baseline for 2/3 EULAge > EULEquipment

Failed?

Existing Conditions Baseline

No No

Yes

Yes

No

YesMeet RI Criteria?1. Not catastrophic failure2. History of repair3. Cheaper to repair

Discussion: Repair Indefinitely Rule Sets

6

Question to be Clarified

September 2015

What does Repair Indefinitely application mean? Existing conditions baseline for how long?

The retrofit equipment’s entire EUL?

Discussion: Repair Indefinitely Rule Sets 7 September 2015

Now on to tailoring the “Master Rule Set” to the individual measures we are characterizing…

Discussion: Repair Indefinitely Rule Sets

8

MF Boilers

September 2015

1. The failure mode is not catastrophic How can this be established?

Should it be case-by-case or “deemed” for particular equipment?

2. There is a history of rebuild and repair rather than replace

How can this be established? Should it be case-by-case or “deemed” for particular equipment?

3. It is more economic to rebuild and repair than to replace How can this be established?

Should it be case-by-case or “deemed” for particular equipment?

Discussion: Repair Indefinitely Rule Sets

9

MF Windows

September 2015

1. The failure mode is not catastrophic How can this be established?

Should it be case-by-case or “deemed” for particular equipment?

2. There is a history of rebuild and repair rather than replace

How can this be established? Should it be case-by-case or “deemed” for particular equipment?

3. It is more economic to rebuild and repair than to replace How can this be established?

Should it be case-by-case or “deemed” for particular equipment?

Discussion: Repair Indefinitely Rule Sets

10

Commercial HVAC

September 2015

1. The failure mode is not catastrophic How can this be established?

Should it be case-by-case or “deemed” for particular equipment?

2. There is a history of rebuild and repair rather than replace

How can this be established? Should it be case-by-case or “deemed” for particular equipment?

3. It is more economic to rebuild and repair than to replace How can this be established?

Should it be case-by-case or “deemed” for particular equipment?

Discussion: Repair Indefinitely Rule Sets

11

Air Compressors

September 2015

1. The failure mode is not catastrophic How can this be established?

Should it be case-by-case or “deemed” for particular equipment?

2. There is a history of rebuild and repair rather than replace

How can this be established? Should it be case-by-case or “deemed” for particular equipment?

3. It is more economic to rebuild and repair than to replace How can this be established?

Should it be case-by-case or “deemed” for particular equipment?