Geothermal Alliance of Illinois FERNOX CLEANING UP DIRTY

Geothermal Alliance of Illinois FERNOX CLEANING UP DIRTY EARTH LOOP FIXING PROBLEM LOOP FIELDS

CLEANING UP DIRTY EARTH LOOP FIXING PROBLEM LOOP FIELDS • WHAT DO I NEED • METHODS • TREATMENT

Systems Treated Residential & Commercial • • • Closed Loop Heating & Chilled Solar Thermal Ground Source Heating Geo Systems Air Source Heating 4

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Allow system to run for ~30 minutes to allow all the sludge to circulate. Take a minimum 8 oz. (250 ml) sample. Clear = Awesome! Brown = Magnetite present - power flush recommended Black = Excessive magnetite present – power flush!

Water quality and issues

Scale (calcium carbonate) Buildup due to excessively hard water

Magnetite Effects

CLEANING UP DIRTY EARTH LOOP FIXING PROBLEM LOOP FIELDS • • • WHERE DO I START TEST SYSTEM ON SITE WHAT DO I NEED METHODS TREATMENT

CLEANING UP DIRTY EARTH LOOP FIXING PROBLEM LOOP FIELDS • TEST SYSTEM ON SITE p. H , Hardness, Debris, Metals, Chlorides Ammonia Is there any inhibitor present

TESTING A SYSTEM • • • WHAT ARE KEY PARAMETERS ? p. H WINDOW 7. 0 TO 8. 3 HARDNESS BELOW 5 -7 GRAINS IRON LEVELS BELOW 3 PPM COPPER LEVEL BELOW 3 PPM AMMONIA LESS THAN. 5 ppm FERNOX WATER TEST KIT

Fernox F 3 or F 5 Cleaner for New System Install or Existing systems Cleaning new systems at Install or existing systems. • Neutral universal non acid cleaner • Min 2 hours up to 10 days. • Remove flux residues and installation debris. OK to dump to septic systems. • Non-acidic and non-hazardous. • Compatible with all metals and materials. ALUMINUM included

FERNOX MK 4 Cleaner

Magnetite Sludge Removal

Cleaning

The benefits of water treatment • Improve/maintain system efficiency. • Prevent system breakdown. • Reduce fuel costs. • Minimize environmental impact. • Reduce call-backs. • Comply with manufacturers recommendations and requirements.

FERNOX Residential & Commercial • • Geo Systems Fernox Alphi-11 or F 1 inhibitor works with all metals even aluminum. F 5/F 3 Cleaner can be used in Methanol and Glycol systems to remove debris. Advantages = F 1 can be used with Methanol or Ethyl Alcohol fluids. Very stable keep p. H at neutral Fernox buffers p. H and suspends hardness. No phosphates, nitrates, Potassium in Fernox Simple on site testing kits for easy analysys of systems and dosing. Environmentally safe 4