PACIFIC BUILDING CARE, INC. 3 - Laserfiche WebLink

Home Browse Search

ATTACHMENT E EXTRA CLEANING PERFORMANCE STANDARDS I. CARPET CLEANING, EXTRACTION METHOD Spot clean, vacuum, operate the extraction equipment, and revacuum all carpet in the specified area. All vacuuming, both before and after~cleaning shall be repeated until there is no longer evidence of dry soil or cleaner residue in the carpet pile as determined by examining the filter bag. All stained areas shall be treated with spot cleaning solution, following the directions of the manufacturer. Spot cleaning shall be continued until as much of the stain as possible has been removed. Areas, such as corners, which aze inaccessible to the equipment, shall be cleaned with manual scrubbing devices. After cleaning and allowing sufficient drying time, vacuum the carpet following a pattern which will give the carpet pile a uniform appearance. A. HOT WATER EXTRACTION Hot water extraction provides rapid soil emulsification since most of the cleaners used for extraction are low foaming and non-corrosive. They penetrate into the carpeting and loosen the soil for easy removal while extracting. The pH of the detergent used should never exceed 10.5. 1. Extractor Specifications: Use aself-contained hot water extractor with a minimum of one hundred (100) psi water pressure through the injection nozzles, areel-type soft bristled agitation brush and a water lift of one hundred thirty (130) inches. 2.. Equipment performance chazacteristics are critical to ensure effective and '~ complete extraction. B. CARPET CLEANING CHEMICALS Only approved carpet-cleaning chemicals will be used. Be sure that the chemical manufacturer's recommendations and safety procedures are followed. Do not exceed the recommended dilution ratios for any cleaning product. Chemicals used should conform to all regulatory guidelines. °; 1. Spray Spotter (pH8.5 to 9.5) ~, Spray the area to be cleaned. Allow the spray eight (8) to ten (10) minutes dwell time. Extract the sprayed area with hot water only. Note: do not spray too large an azea. If the spray is allowed to dry prior to extraction, it will not be effective.