COCN1: This assessment is the prerequisite for all other commercial natural gas safety assessments such as:
First Fix Commercial Pipework.
Installing pipework in excess of 35mm and testing up to 75mbar.
Tightness testing & purging of installation pipework exceeding 1m³ in volume, up to 16 bar operating pressure (natural gas) & 2 bar operating pressure for LPG.
tightness testing and direct purging of installation pipework not exceeding 1m³ in volume, 40 mbar pressure and 150mm diameter natural gas only.
First Fix Commercial Appliances.
Installing commercial appliances and equipment
Indirect Fired Heating Appliances.
Installing, commissioning, servicing and fault-finding on indirect fired heating appliances
Direct Fired Heating Appliances.
Installing, commissioning, servicing and fault-finding on direct fired heating appliances.
Radiant Plaque and Radiant Tube Heaters.
Installing, commissioning, servicing and fault-finding on radiant plaque and tube heaters.