Title Page
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Site conducted
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Store name
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Conducted on
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Prepared by
Pre-works
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Attach permit to work for each day; ensuring date, engineers signature and store manager signature is captured.
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Are packs on R404A?
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Are assets free of liquid flood back? Attach photos and detail if issue.
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Has leak detection been carried out? Send photo of detection; if leaks found, please detail and advise if corrective work is needed by the NOC i.e brazing.
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Are there any other issues that require corrective works by Tesco? Please attach photos and detail.
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Attach photo of device alarms on Danfoss panel prior to works.
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Contact Stuart Mcleod/IMS to inhibit alarms on associated pack prior to work. Cc Elliot Waller/Carly Harrison
Refrigerant Tracking
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Reclaim bottle serial nos.; reclaim weight and corresponding pack ID - attach photo of bottle tracker
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Refrigerant bottle serial no.; charge weight and corresponding pack ID - attach photo of bottle tracker
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Are there any unopened or part used bottles? If so attach photo showing serial no. & seal intact.
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Are there any part used bottles? Please detail. Can this be charged into system or taken to another site?
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Provide photo and description of bottle location to arrange collection.
Changeover
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Has liquid level on receiver hit top of bottom sight glass? Attach photograph and detail pack ID.
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Have F-Gas labels been attached to the pack including system ID, refrigerant charge and co2 equivalent? Provide photo of each.
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Have core driers and zero caps been replaced? Attach photographs.
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If Express store, have solenoid valves on liquid line had their seal and diaphragm replaced?
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For stores with EEVs has refrigerant type in controller setup been adjusted to reflect new refrigerant glide? If no option to change to R448A, have superheats been adjusted from 3-8k to 8-12AKV?
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Check thermal expansion valve (TEV) suitability for operation with the replacement refrigerant. Monitor and adjust as required to optimise performance.
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Have pack IDs on IMS been updated to the latest Tesco commissioning standard? I.e. pack reference, saturated suction temperature, refrigerant type e.g. HT01,-7,R448A
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Has a leak detection test been carried out following works? Any issues, please detail.
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Are cases down to temperature following changeover?
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Record device alarms on danfoss panel following changeover. Any issues?
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Contact Stuart Mcleod/IMS to re-instate alarms.
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Do you have any final comments, issues or concerns to note?
