Refrigeration Unit Inspection and Test Plan 

This content provides you with a sample refrigeration unit inspection and test plan. You must modify this refrigeration unit ITP to meet your purchase order requirements. 

Refrigeration Unit Inspection and Test Plan TaskVendorTPI InspectionClient
Refrigeration Unit Pre-inspection meeting, when specified by PurchaserHHR
Refrigeration Unit Mill Test Reports(Casing/Rotor/Shell & Heat of Press.Vessels on Refrigeration Line)HRR
Refrigeration Unit Material identification and markingHWR
Refrigeration Unit Execution of major repairs, when issued NCRHHR
Refrigeration Unit RT, UT, MT or PT, when specifiedHRR
Refrigeration Unit Balancing test for rotorHWR
Refrigeration Unit Balancing test for gearing rotor, when applicableHWR
Refrigeration Unit Hydrostatic test of casingHHR
Refrigeration Unit Hydrostatic test of lube oil unit and refrigeration and auxiliary equipmentHHR
Refrigeration Unit Clearance checkHWR
Refrigeration Unit 4-hour combined mechanical running and performance test with working rotorHHR
Refrigeration Unit Mechanical Running test with spare rotor, when provodedHWR
Refrigeration Unit Sound level measurement during the running testHWR
Refrigeration Unit Check bearings, seals and gearing after 4-hour combined testHWR
Refrigeration Unit Gear contact pattern check after running test, when provodedHWR
Refrigeration Unit Visual (cleanliness) inspection for lube oil and refrigeration lineHWR
Refrigeration Unit Installation of wiring and conduit (Ex proof execution if required)HWR
Refrigeration Unit Functional test for local control panelHHR
Refrigeration Unit Function, setting and calibration of instruments and controlsHWR
Refrigeration Unit Other test as specifiedHWR
Refrigeration Unit Surface preparation prior to painting, coating, liningHSR
Refrigeration Unit Final visual inspection (including Nameplate, tagging, marking, painting, coating, Auxiliary items check)HHR
Refrigeration Unit Documentation review prior to release(Final activity of Technical Inspection)HHR
Refrigeration Unit Pre-shipment InspectionHHR

Refrigeration Unit Inspection and Test Plan Points

H: Hold Point implies that relevant production activities shall not proceed until the continuation of work is permitted by Purchaser.(Notification req'd)

W: Witness point implies that Purchaser intends to witness the designated inspection feature. If Purchaser decides not to witness the relevant feature, production can proceed without permission of Purchaser. (Notification req'd)

S: Witness, but spot check basis. Initial operation will be witness point and subsequent operation will be witnessed at discretion of Purchaser considering the results of previous inspection. (Random Inspection : Notification not required)

R: Review inspection & test records (Notification not req'd)

General Note :

1) Refrigeration Unit Witness / hold point by Code Inspector, when applied by Code Stamp/Local Regulation, is to comply with its requirements and to specify in Vendor's ITP.

2) Type of Inspection by Refrigeration Unit Purchaser may be changed according to equipment criticality and vendor QC evaluation at job stage.

3) When requested in the requisition, detailed Refrigeration Unit ITP shall be submitted by Vendor.

4) Monitoring / Observation of Refrigeration Unit Vendor shop daily routine works (i.e. Storage of materials & welding consumables, Adherence to approved procedures, Testing tool calibration check, Welder / NDE Operator performance & qualification, workmanship, cleanliness and etc.) shall be done by Purchaser during inspection visit.

5) Final Refrigeration Unit Visual Inspection / Documentation Review / Pre-Shipment Inspection may be combined within one time visit.


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