METHOD STATEMENT for Installation of Air Cooled Condensing Unit (ACCU)Scope of Work

METHOD STATEMENT for Installation of Air Cooled Condensing Unit  (ACCU)Scope of Work Purpose  Abbreviations  References  International Codes Project Specification  HVACMEP Standards Responsibilities Project Manager Site Engineer QC Supervisor 

www.hvacmep.website METHOD STATEMENT for Installation of Air Cooled Condensing Unit  (ACCU)Scope of Work Purpose  Abbreviations  References  International Codes Project Specification  HVACMEP Standards Responsibilities Project Manager Site Engineer QC Supervisor  5.4 The QC Inspector   The Safety Engineer Inspector The Site Supervisor Foreman Safety Procedures  METHOD STATEMENT for Installation of Air Cooled Condensing Unit  (ACCU)

METHOD STATEMENT for Installation of Air Cooled Condensing Unit  (ACCU)Scope of Work 

METHOD STATEMENT for Installation of Air Cooled Condensing Unit

(ACCU)

Table of contents

1. Scope of Work

2. Purpose

3. Abbreviations

4. References

4.1 International Codes

4.2 Project Specification

4.3 HVACMEP Standards

5. Responsibilities

5.1 Project Manager

5.2 Site Engineer

5.3 QC Supervisor

5.4 The QC Inspector

5.5 The Safety Engineer/Inspector

5.6 The Site Supervisor/Foreman

6. Safety

7. Procedures

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METHOD STATEMENT for Installation of Air Cooled Condensing Unit+

METHOD STATEMENT for Installation of Air Cooled Condensing Unit  (ACCU)Scope of Work 

(ACCU)

1. Scope of work

The scope of this method statement is to define all activities and requirements necessary for

Air Cooled Condensing Unit (ACCU), Heating, Ventilation and Air Conditioning (HVAC) System

at  project in

are in full compliance with project specifications, drawings and HVACMEP standards related to

installations standards, verifying

Documents comply with HVACMEP Typical Inspection Plan (HVACMEPTIP) related to installations.

2. Purpose

The purpose of this method statement is to describe the quality control procedure to be followed

During installation of Air Cooled Condensing Unit (ACCU) at Expand Dhahran Residential

Community project at Dhahran, KSA and to detail the instructions to be followed and the

documentation to be employed in order to ensure that safe installation is executed in accordance

METHOD STATEMENT for Installation of Air Cooled Condensing Unit  (ACCU)Scope of Work 

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with the project specifications and standards.

3. Abbreviations

MS : Method Statement

HVACMEP IC : HVACMEP Inspection Checklist

HVACMEPTR : HVACMEP Test Report

HVACMEPTIP : HVACMEP Typical Inspection Plan

HVACMEPES : HVACMEP Engineering Standards

RFI : Request for Inspection

PID : Project Inspection Department

HVACMEP : HVACMEP Project Management Team

ITP : Inspection & Test Plan

METHOD STATEMENT for Installation of Air Cooled Condensing Unit

(ACCU)

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NCR : Non Conformance Report

HVACMEP : China Railway Construction Corporation

PM : Project Manager

CM : Construction Manager

PPE : Personal Protective Equipment

QA/QC : Quality Assurance/Quality Control

4. References

4.1 International Codes

§ ANSI - American National Standard Institute

§ ASTM - American Society for Testing and Materials

§ ASME - American Society of Mechanical Engineers

§ ASHRAE - American Society of Heating, Refrigeration and Air Conditioning

§ Engineers

§ NEMA - National Electrical Manufacturer’s Association

4.2 Project Specification

§ HVACSECTION 15670 – AIR- COOLED CONDENSING UNITS

4.3 HVACMEP Standards

§ 17-HVACMSS-503 NEMA Frame Motors.

§ HVACMEPES-HVAC-001 Heating, Ventilating and Air-Conditioning

§ HVACMEPES-HVAC-100 HVACMEP Mechanical (HVAC) Code

§ HVACMEPES-HVAC-101 Regulated Vendor List for Heating, Ventilating

and Air Conditioning (HVAC) Equipment

 METHOD STATEMENT for Installation of Air Cooled Condensing Unit

(ACCU)

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5. Responsibilities

5.1 Project Manager

§ To ensure that all preparation and application works are carried out according to

that contact specifications, method statement, HVACMEP Engineering Specification

and manufacturer data sheet.

§ To ensure that the progressing of work is carried out according to the planned

program and as per the approved Method Statement

§ To ensure that all the manpower, equipment and materials required to execute the

Work are available

§ To ensure that all related quality procedures are practiced and implemented

§ To ensure that all safety matters related to this procedure are being observed

5.2 Site Engineer

§ Coordinate all the site activities in accordance with approved IFC, Shop drawings,

project specification, approved method statement and HVACMEP Engineering

Standards.

§ To provide all necessary information and distribute responsibilities to his team.

§ To monitor the progress of work in relation with work program and to report to

the PM.

§ To ensure that the installer is well trained for this type of work.

§ To coordinate with safety officer and to ensure that the works are carried out in safe

practicing method.

§ Site engineer shall inform mechanical Quality Control Inspector for internal inspection

to check work has been done accordance to IFC, Shop Drawings, HVACMEP

standards prior to preparing internal RFI for inspection and the time schedule. 

METHOD STATEMENT for Installation of Air Cooled Condensing Unit

(ACCU)

5.3 QC Supervisor

§ Guide the QC Inspectors and monitor their performance at the site

§ Provide his subordinates with latest approved procedures, material submittals and shop

Drawings.

§ Shall maintain proper filing for reports, RFI and NCRs.

§ Maintain records of quality control check sheets/ reports for site tests and inspections.

§ Coordinate with PMT representative the required witnessing of inspection and tests.

§ Carry out surveillance so as to ensure that personal are working in accordance with

approved method statement.

§ Assurances of approved methods are being used for testing and material recipient

inspection.

§ Verification of material approval and vendor clarification.

5.4 The QC Inspector

§ To ensure full compliance of the work with the related approved method statement

§ Responsible to ensure that the correct, approved sizes and dimensions.

§ Ensure that IFC drawings, Shop drawings displayed on site during installation

inspection.

§ Ensure that the materials being delivered to site and used are in accordance with

the project specifications, approved material submittal and material receiving RFI.

§ Shall be responsible for the inspection, preparation of RFI all documents and

compiling them for the inclusion in the final documentation packaged.

§ To maintain comprehensive inspection and test records for the purpose of

reference and documentation.

§ Ensure arrangement and location of latest released for construction drawings, and

specifications. 

METHOD STATEMENT for Installation of Air Cooled Condensing Unit

(ACCU)

§ Ensure that tools/ equipment used for testing and commissioning purpose is calibrated

and certificates available. (Certificate of calibration tool will be provided during

inspection time separately).

5.5 The Safety Manager / Inspector

§ Ensure that the work is performed under the safety measures of the approved HSE

plan.

§ Prior to the commencement of any activities, work force will receive Tool Box on the

project safety requirement .This tool box talk will include both activity issues as well

as general safety requirements.

§ To maintain continuous inspections of the site activities, advise and train the

Involved personnel on daily basis to prevent accidents, personal injury or

Property damage.

5.6 The Site Supervisor/Foreman

§ Shall have the knowledge of installation of Air Cooled Condensing unit (ACCU),

HVAC system in order to explain the method statement to his subordinates.

§ To ensure that work is carried out properly and according to manufacturer

Recommendations and instructions received from the site engineer.

§ To ensure that tools, labor and materials are available.

6. Safety

§ Prior to the commencement of any activities the work force will receive Tool box Talk

on the project safety requirements. This tools box talk will include both activity issues

as well as general safety requirements

 

METHOD STATEMENT for Installation of Air Cooled Condensing Unit

(ACCU)

§ Direct supervisor will ensure that Protection Equipment’s, PPE, are used by site

personnel at all times during this activity

§ Coordinate fully with the safety officer in order to maintain safe working

Condition and proper housekeeping of the site.

§ All equipment and accessories have been certified for their capacity and integrity.

§ Safety and risk assessment shall be performed for every job or task, which has the

potential for harm.

§ All personal are issued with personal protection equipment.

§ Care should be taken while lifting loads.

§ All electrical connections shall be mechanically and electrically sound.

§ Should not impose any appreciable mechanical strain on fixing of the connection and

shall not cause any harmful mechanical damage to the equipment.

§ Transport material in stacked condition and secure all loads adequately before transport.

In case of loading by a loader, no one shall be present inside the vehicle. Do not keep

the truck in running condition while loading.

§ Inspect crane and all lifting tools and tackles before use. Never over load lines obstruct

the equipment movements in case it happens take proper isolation permit from

responsible project engineer.

§ No one should move under load at any circumstances. Engage only experienced to

make lifting arrangement.

§ Select correct type of pulling/ lifting equipment and do not overload the tackles.

7. Procedures:

 

 

METHOD STATEMENT for Installation of Air Cooled Condensing Unit

(ACCU)

2. Remove shipping screws on wooden pallet and after removing the pallet re-fix the screws.

3. When installing the unit, allow sufficient space around the unit for air circulation, wiring,

refrigerant piping, and servicing. The clearance must be 48 inches (1219 mm) (min.).

4. Above the unit the condensing fans must not be obstructed for airflow clearance and

maintenance.

5. Anti-vibration pads (rubber-in-shear) or other vibration mounts (spring type) are recommended,

especially for roof top installation and adjacent to occupied areas. The number of pads or spring

isolators shall be as MANUFCATURER recommendations.

6. Ensure that the unit is clean and free from any foreign material.

7. Install the refrigerant line. See piping Installation procedure.

8. Install electrical and control wiring in accordance with unit wiring diagrams, NEC and local

standards.

9. Check the unit installation, clean the unit removing all work materials and debris.__