In Small Businesses the key to effective energy cost management is knowing where your energy is going.

Saving energy without spending money

Use this guide to help you take action on your energy plan.

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Change the time of equipment use

Walk around your business at different times of the day; make a note of any equipment that is on but does not need to be. Check the following:

Lights

  • Are lights left on unnecessarily? Check infrequently used areas (storerooms and toilets).
  • Are lights put on early in the morning on a winter’s day, and left on when the sun is streaming in?
  • Are window blinds drawn requiring lights to be switched on?
  • Turn off non-essential display lighting (for example in office foyers) or floodlighting/ signage.
  • Do cleaners clean the premises after hours? If so, do they switch off the lights?

Temperature

  • Is heating/air conditioning on with windows and doors open?
  • Is office equipment (computers or photocopiers) left on when not required?

Standby

  • Is business specific equipment left on (cookers, extractor fans, air compressors, pumps and motors) when not required?

Complete a floor check

Walk around your business after hours. Is anything switched on that does not need to be? Check the following:

Refrigeration

  • Are refrigeration appliance doors always closed?
  • Is it necessary to have all the refrigeration switched on? Are there any units that can be emptied?

Change how equipment is used

Reconsider how you use equipment, for example:

  • use it only at certain times in the day and switching it off in between (for example, photocopiers, air compressors, pumps).
  • change business practices.

Correct installation and use of controls

Are refrigeration appliances sited away from heat sources such as the sun and ovens?

Check the thermostat and time settings for heaters, air conditioners, hot water appliances.

  • Heating thermostats should be set at: 19°C in offices; 16°C in workshops; 10°C–12°C in stores.
  • Air conditioners should be set at 25°C–27°C.
  • Hot water cylinders should be set at 60°C.

Are timers for other equipment correctly set (for example: security lighting, hot water)?

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EECA Energy Efficiency and Conservation Authority - Te Tari Tiaki Pūngao.