1. UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution Lt. Commercial Product Updates 2013 Zone Service Manager’s Meeting

2. Light Commercial Product Support Matrix Robin Craft –SRT’s –Robin.Craft@carrier.utc.com –317-240-5329 Bill Sircy –MRT’s/Software –Bill.Sircy@carrier.utc.com –317-240-5336 Joe Long –Splits –Joe.Long@carrier.utc.com –317-240-5114 John Ferrel –Back-up –John. A.Ferrel@carrier.utc.com –315-708-8313

3. SERIAL NUMBER SEARCH UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

4. SERIAL NUMBER SEARCH UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

5. SERIAL NUMBER SEARCH SRT & MRT UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

6. CMX–C and CMX-D SERIAL NUMBER INFORMATION SERIAL NUMBERS WITH “C” OR “P” Click on the link new screen appears with a text box Type in serial number/s Click submit Option for more than one exists by use of the “add” button UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

7. ETP SERIAL NUMBER INFORMATION SERIAL NUMBERS WITH “G” CLICK ON THE LINK NEW SCREEN APPEARS TYPE NUMBER IN SUBJECT LINE ( SN * 2013Gxxxxx) CLICK SEND A SHORT TIME LATER … RECEIVE AN EMAIL WITH ATTACHMENTS… UNIT WIRING DIAGRAMS UNIT CHARGE CHARTS UNIT BOM UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution tylapps@carrier.utc.com

8. KNOCKOUTS ISSUE: Knockouts falling off panels during shipment ROOT CAUSE: Excessive force used in press Dies not balanced UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

9. KNOCKOUTS CORRECTIVE ACTION Factory: Adjustments made to the Die balancing process Tab size was increased at CMX-D Containment 5/23/2013 Long term corrective action: Units ordered with NFD’s will have knockout panels only, as well as RC replacements. UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

10. Humidi-Mizer® System Update UPDATE : Freeze protection thermostat wired in series with the solenoid valves and not the compressor(s), keeping the compressors running, causing the evaporator coil to freeze up and possible overcooling the space. 48TC 3-12.5 TON UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

11. Humidi-Mizer® System Update Locate FPT sensor wiring. If necessary, move to the compressor contactor to allow the compressor(s) to shutdown to prevent coil freeze up and overcooling the space. Field instructions are being completed and will become available thru RC Factory wiring revision implemented on 8/28/2013 UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

12. 48TC Humidi-Mizer® System PIPING UPDATE Units Affected: 48/50 TC04,05,06,07,08,09,12,14 HGRH Factory Modification: REPLACE EQUALIZER FLARED TUBE & SUCTION LINE SIDE PORT WITH A STRAIGHT END TUBE & BRAZE JOINT. (SAME AS HC UNITS) to assist with error proofing Reason for Modification: MFG ADDING SCHRADER CORES Implemented 8/28/2013 UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

13. SRT RTU-OPEN With Humidi- Mizer® System UPDATE 48/50 TC SIZE 04-14 FIOP RTU-OPEN with Humidi-Mizer The connection of the humidistat to the control board was a field required connection of the 2 pink wires provided in the control box (loose) Humidistat will be wired to the RTU-OPEN board at J11, terminals 7 & 8 at the factory when both FIOP’s are installed Factory wiring revision implementation - 8/28/2013 UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

14. 48/50 LC with RTU OPEN COMING SOON! SRT 48/50LC 3-5 TON Units will have RTU OPEN as a factory installed option Electro-mechanical with a new ICS board # HK50AA054 (RCD Service Replacement)

15. UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution 48/50 LC with Humidi-Mizer® System COMING SOON! SRT 48/50LC 3-5 TON Units will have Humidi-Mizer as a factory installed option Electro-mechanical with a new ICS board # HK50AA054 Integrated logic for Humidi-Mizer Available – Release Q1 2014 (TBA)

16. CMX-C Coil Improvement 16 D E V I UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution

17. 2013 CMX-C Coil Improvements 17 UTC Climate | Controls | Security Confidential and Proprietary Information Not for Further Distribution