Volume Two 12. Industrial 1 and 2 Zones 12.3.2.3. The power output of the engine must not exceed 400kW, this limit applies to the total heat output from a site. 12.3.2.4. If the power output of the engine is between 30kW and 400kW: (a) the engine must not be operated for a total of greater than 5 hours in any 24-hour period; and (b) if the engine is in a fixed location, the stack must comply with the requirements of Appendix 8 – Schedule 5. 12.3.2.5. Where more than one fuel type is used on the property, the combined heat output must not exceed the lowest MW or kW threshold of any of the fuel types used. 12.3.3. Discharge of contaminants to air arising from the burning of materials for any of the following purposes: (a) training people to put out fires; (b) creating special smoke and fire effects for the purposes of producing films. 12.3.3.1. The Council must be notified at least 5 working days prior to the burning activity commencing. 12.3.3.2. If the property is located within the Blenheim Airshed, the discharge must not occur during the months of May, June, July or August. 12.3.3.3. Any discharges for purposes of training people to put out fires must take place under the control of the NZ Fire Service or any other nationally recognised agency authorised to undertake firefighting research or firefighting activities. 12.3.4. Discharge of contaminants to air from a printing and publishing operation. 12.3.4.1. The total amount of solvents discharged to air on the site must not exceed 5kg per day. 12.3.4.2. A point of discharge to air must be 2m above the highest point of the building containing the operation. 12.3.4.3. The discharge must be vertical and unimpeded by any immediately adjacent buildings. 12.3.5. Discharge of contaminants to air from dry cleaning. 12.3.5.1. Chlorofluorocarbon solvents must not be used. 12.3.5.2. Where more than 5kg of solvent per day is used on the site: (a) A point of discharge must be at least 2m above the highest point of the building containing the dry cleaning machine; (b) The discharge must be vertical and unimpeded by the immediately adjacent buildings; (c) A record must be kept of the types and quantity of solvent used in the dry cleaning machines each day, to be supplied to the Council on request. 12.3.5.3. Any new dry cleaning plant installed after 9 June 2016 must use dry-to-dry technology. 12.3.6. Discharge of contaminants to air from seed cleaning. 12.3.6.1. The seed cleaning operation must be contained within a building. 12 – 7