8/13/2019 GENERAL SPECIFICATION FOR AIR-CONDITIONING, REFRIGERATION, VENTILATION AND CENTRAL MONITORING & CO

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ARCHITECTURAL SERVICES DEPARTMENT

BUILDING SERVICES BRANCH

GENERAL SPECIFICATION FOR AIR-CONDITIONING, REFRIGERATION,

VENTILATION AND CENTRAL MONITORING & CONTROL SYSTEM

INSTALLATION

2001 EDITION

Corrigendum No. GSAC01

(August 2002)

The following clauses are amended in the above General Specification.

C7.3.6 Minimum Motor Efficiency

Unless otherwise specified, all motors shall have the minimum efficiency as specified in Table

C7.3.6 below: -

Table C7.3.6 Minimum Motor Efficiency

Rated output power (P) Min. efficiency (%)

5 kWP

8/13/2019 GENERAL SPECIFICATION FOR AIR-CONDITIONING, REFRIGERATION, VENTILATION AND CENTRAL MONITORING & CO

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ARCHITECTURAL SERVICES DEPARTMENT

BUILDING SERVICES BRANCH

GENERAL SPECIFICATION FOR AIR-CONDITIONING, REFRIGERATION,

VENTILATION AND CENTRAL MONITORING & CONTROL SYSTEM

INSTALLATION IN GOVERNMENT BUILDINGS OF

THE HONG KONG SPECIAL ADMINISTRATIVE REGION

2001 EDITION

Addendum No. GSAC01

(March 2003)

The following content and clauses are added in the above General Specification.

Content

A10.4 Essential documentation & Records for Handover of Air

Conditioning, Refrigeration, Ventilation and Central Monitoring &

Control System Installation

A10.4.1 Information and Details to be Included

A10.4.2 Essential Documentation and Records Required

Clause

A10.4 ESSENTIAL DOCUMENTATION & RECORDS FOR HANDOVER OF AIR

CONDITIONING, REFRIGERATION, VENTILATION AND CENTRAL

MONITORING & CONTROL SYSTEM INSTALLATION

A10.4.1 Information and Details to be Included

Information and details such as the design consideration, design logic, estimated

cooling and heating load, the design parameters, the control sequence logic, etc. are

all considered essential for future operation and maintenance work and shall be

included in the hand over documents. The information shall also include the idea

and concept of the original design especially for those relating to operation criteria.All these details and information shall be able to provide a suitable platform for

future improvement and expansion work.

A10.4.2 Essential Documentation & Records Required

Apart from the system description, all essential documents and records including

the operation and maintenance manuals, as fitted drawings, manufacturer details,

testing and commissioning records, spare parts list, installed equipment and material

schedule, handing over records, etc. shall be incorporated in the hand over

documents.

The following documents and records shall be included in the hand over

document :-

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(1) General description of the premises and its function.

(2) General Client Requirements relating to the Air Conditioning Installation.

(3) Details of the designer and installers.

(4) General description of the Air Conditioning systems.

(5) General description of the associated Electrical Installation.

(6) General description of the associated Fire Services Installation.

(7) General description of the Control Systems.

(8) Specific Operation Requirements.(9) Specific Maintenance Requirements.

(10) Specific Maintenance Schedules.

(11) Details and information for modification work.

(12) Manufacturers literature.

(13) Manufacturers shop drawings.

(14) Manufacturers operation and maintenance manuals for specific material

and equipment.

(15) Manufacturers test certificates, statutory certificates and spare parts list.

(16) The operation and maintenance manuals of the entire system by the

contractor.

(17) As-fitted drawings including all installation drawings, layout plans,

schematic wiring diagrams, schematic diagrams, detailed conduit run

diagrams and etc. under the contract.

(18) Points list including hard and soft points for automatic control system.

(19) Terminology and references of the all maintenance, operation and

inspection manuals.

(20) Testing and Commissioning Records including the procedures, testing

data, testing & commissioning certificates, inspection records and list of

testing & commissioning equipment with calibration certificates.

(21) Hand Over Records.

(22) 24 hours emergency contact persons list from contractors and suppliers.(23) Comprehensive instruction for switching on, operation, switching off,

isolation, fault finding and procedures for dealing with emergency

condition.

(24) Plant and equipment logging records during the free maintenance period.

(25) Special equipment and tools list for operation and maintenance.

(26) Records of Approval from Water Supplies Department for water

connection.

(27) Records of Approval from Electrical and Mechanical Services

Department for electrical installation.

(28) Records of Acceptance from Fire Services Department for ventilation

control installation.(29) Copies of certificates for all electrical appliances.

(30) Records of all guarantees.

(31) Copy of Practical Completion Certificate.

(32) Copy of Maintenance Certificate. (to be submitted after the final

completion)

(33) Copy of Final Contract Completion Certificate. (to be submitted after the

final completion)

(34) Copy of all insurance and warranty of specific equipment.

(35) Schedule of installed material and equipment with on site or off site test

certificates.

(36) Proposed instrument list with the recommended calibration certificates.

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