Lohmann Hatchery Guide

55 55 LOHMANN TIERZUCHT › MANAGEMENT GUIDE 2. Physically remove product debris by hand or with tools such as water pres- sure machineries. 3. Visually check equipment for missing parts or parts / surfaces that are worn to the extent that debris will accumulate and cause product contamination. 4. Apply an approved cleaner to parts and clean according to manufacturer’s directions. Note that it is recommend- ed to clean floors first and then clean equipment from top to bottom. 5. Rinse equipment parts with warm po- table water to remove remaining debris. Note: a potability certificate for water from the municipal water authority or a satisfactory well test report (done at least every 6 months) should be avail- able to prove that the water supply is potable. 6. Sanitise equipment with an approved sanitiser that is mixed and used accord- ing to the manufacturer’s directions. 7. Check and reassemble the equipment. For areas: 1. Physically remove product debris by hand or with tools such as water pres- sure machineries. 2. Apply an approved cleaner. 3. Rinse equipment parts with warm po- table water to remove remaining debris. 4. Sanitise equipment with an approved sanitiser that is mixed and used accord- ing to the manufacturer’s directions. This procedure can be applied taking into consideration additional documents like: 1. Map of the designated areas for clean- ing. 2. The cleaning programme for every ar- eas. 3. Work instructions for different cleaning areas. Example of a control procedure: cleaning and disinfection of baskets and trays Objectives of cleaning and disinfection of baskets and trays cleaning procedure: › › to ensure that egg trays and baskets are properly cleaned, sanitised and main- tained at the highest level of cleanliness; › › to minimise as far as practicable the number of microorganisms; › › to reduce cross-contamination between clean and dirty areas of the building and between batches of eggs in incubation and chicks in hatchers; › › to minimise the build-up of bacterial flora in the setters and hatchers.