CIGA1: Commerical Indirect Fired Gas Appliances
To provide operatives with the theoretic knowledge to safely install / commission / maintain / repair and re-commission commercial appliances fitted with both atmospheric and forced draught burners.
Pre-Requisite
Candidates must hold a certificate of competence in: Core Commercial Gas Safety (COCN:1) and Installation First Fix Commercial Pipework (ICPN:1) for pipework in excess of 35mm diameter.
Course Duration
1 day (½ day training and ½ day assessment).
Training Aids
Lecture notes, audio visual presentation and a range of domestic gas appliances and models.
Assessment
Written and practical test in line with ACS scheme requirements
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Certification
On successful completion of the course candidates will receive CIGA1: Commercial Indirect Fired Gas Appliances certification.
Maximum Number
4 persons
Course Objective
On successful completion of this course learners will be able to demonstrate competence in relation to:
- Gas Safety Legislation
- Characteristics of combustion and the use of Flue Gas Analysis Equipment
- Commercial Ventilation Requirements
- Installation of pipework and fittings including flanges, screwed, compression, capillary, polyethylene to steel, bellows and expansion joints
- Tightness testing low pressure and medium pressure installations
- The operation and positioning of emergency isolation controls and valves
- Installation of all commercial indirect/direct fired gas appliances
- Servicing of indirect/direct fired gas appliances and radiant heaters
- The operation and checking of appliance gas safety controls and devices and other operational safety components
- Commercial chimney requirements
- The re-establishment of commercial pipework and appliance installations
- Strength testing new pipework
- Tightness testing new pipework installations
- Direct purging new pipework installations by direct purging methods
- Tightness testing existing installations
- Direct purging existing installations by direct purging methods
Course Syllabus
- Gas Safety Legislation
- Characteristics of combustion and the use of Flue Gas Analysis Equipment
- Commercial Ventilation Requirements
- Installation of pipework and fittings including flanges, screwed, compression, capillary, polyethylene to steel, bellows and expansion joints
- Tightness testing low pressure and medium pressure installations
- The operation and positioning of emergency isolation controls and valves
- Installation of all commercial indirect/direct fired gas appliances
- Servicing of indirect/direct fired gas appliances and radiant heaters
- The operation and checking of appliance gas safety controls and devices and other operational safety components
- Commercial chimney requirements
- The re-establishment of commercial pipework and appliance installations
- Installation survey and calculation of system volumes
- Strength testing new pipework
- Determination of test pressures for both new and existing installations.
- Selection of appropriate pressure gauge
- Determining the permitted leak rates appropriate to the installation location
- Calculation of the test times and let by test times
- Calculation of actual leakage rates and comparison with permitted rates
- Tightness testing procedures new and existing
- Completion of tightness testing certificates
- Determination of purging volumes
- Selection of a safe purging area including risk assessment
- Safe levels for vent gases
- Calculation of purging times
- Direct purging procedures, commissioning and de-commissioning
- Completion of purging records