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Operating
instructions for
the SIGMA
rainwater unit
Please read through
these instructions
carefully before
you attempt to
install and use the
rainwater unit!
3- or 4-stage
self-priming
centrifugal pump
Operates fully
automatically to
supply household
appliances on
demand
Automatic mains
water top-up
with integral
9-litre top-up tank
Energy efficient
technology, standby
usage less than 0.2 W
Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ
Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ Σ
S IGMA
WISY
Rainwater Harvesting
Rainwater Unit
INSTALLATION INSTRUCTIONS
Original
SIGMA
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Summary of Contents for Wisy SIGMA
- Page 1 Original Rainwater Unit SIGMA INSTALLATION INSTRUCTIONS Operating instructions for the SIGMA rainwater unit Please read through these instructions carefully before you attempt to install and use the rainwater unit! 3- or 4-stage self-priming centrifugal pump Operates fully Σ...
- Page 2 The WISY 4-stage rainwater cleansing principle in the single-family home Harvesting rainwater reduces mains water consumption by: 50 %! 30 % 30 % Laundry: 13 % Garden irrigation: 5 % Cleaning: 13 % Vortex fi ne fi lter (WFF) Infl ow calming Floating suction fi...
- Page 3 Improper use SIGMA cannot be used to supply outlets at a rate of less than 1 litre per minute (e.g. drip irrigation systems; outlets must close completely, the rainwater circuit must be leak-tight).
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Page 4: Guide To Components
1 Mains water connection (top-up) 2 Suction line connection (from storage tank) 3 Pressurized outlet (for supply of the house) 4 SIGMA mains plug 5 Electrical connection for fl oat switch 6 Emergency overfl ow drain connection (DN 70) 7 Operating pressure indicator... -
Page 5: Safety Instructions
/ by a contractor appointed by the manufac- turer. If the power cable to the SIGMA unit or the float switch is found to be damaged, it must be replaced by a professional electrician. Additional instructions Installation work which involves particular hazards (e.g. - Page 6 „minimum water level“ is reached, the float switch in the storage tank closes. (Mains) water is now sucked out of the top-up tank integrated in the SIGMA unit. The drop in water level in the top-up tank causes the float valve to open to allow inflow of mains water into the top-up tank.
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Page 7: Installation Requirements
The tube must have an inside diameter of at least 1“ (2.54 cm). storage tank base up to the Sigma unit! With a height difference of 3 m between the tank base and the SIGMA unit, the maximum length of the suction line is 15 meters. -
Page 8: Installation
Fill the suction hose with water, then attach it with hose nozzle and isolating valve to the suction end of the SIGMA wall unit with a hose clamp. Do not install any fl ow restrictions (water meters, fi lters, drain cocks, etc.) in the SIGMA suction line. - Page 9 ZETA 02 Programming Note: The “Reset” button on the Zeta 02 serves two functions, if pressed for less than 1 sec. it will go into reset mode, pump starts running. If pressed for longer it will go into one of the programming modes below Programming Run-on-time.
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Page 10: Expansion Vessel
Troubleshooting guide for Zeta 02 Type of fault Cause Remedy The pump is running a) Water loss of more than 0.7 litre/ a) Check the entire installation, continuously. minute from the circuit. water taps, toilets, etc. b) The switch b) Press the switch a number of (RESET) is blocked. -
Page 11: Maintenance And Servicing
Maintenance and servicing Inspections/tests at 6-monthly intervals: Inspect the SIGMA system and the water circuit connections for leaks Check the system pressure indication Test the pump start and stop points at the automatic switch Test mains water operation, e.g. by setting the switch on the side of the au- tomatic switch to „mains water mode“... -
Page 12: Troubleshooting Guide
Remedy SIGMA is not supplying water a) Rainwater storage tank is empty, isolating a) Open the isolating valve, bleed the SIGMA to the appliance(s) valve to mains water pipe is closed The dry unit and the entire rainwater circuit, start... -
Page 13: Technical Data
(3 x 1 mm (3 x 1 mm Materials Suction pump of SIGMA 3 and 4 systems Suction and discharge casings made of dezincification resistant brass or alternatively from cataphoretic coated cast iron Pump casing and impellers made of stainless steel AISI 304 Shaft made of stainless steel AISI 420... -
Page 14: Declaration Of Conformity
Maxima rainwater units, type 205, type 407 rung • Konformitätserklärung • Konformitätserklärung • Konformi rung • Konformitätserklärung • Konformitätserklärung • Konformi Sigma 3, Sigma 4 rainwater units Delta rainwater unit ormitätserklärung • Konformitätserklärung • Konformitätserklärun ormitätserklärung • Konformitätserklärung • Konformitätserklärun Applicable EU Directives Machinery Directive 2006/42/EC of 17.05.2006... - Page 15 Replacement of the product under guarantee will not extend the original period of the guarantee. WISY shall meet its guarantee obligations for the rainwater unit if it can be demonstrated that the following conditions are fulfi lled: Terms and conditions 1.
- Page 16 WISY AG Oberdorfstraße 26 D-63699 Kefenrod Telephone (++49) 60 54 - 91 21-0 Telefax (++49) 60 54 - 91 21-29 E-Mail info@wisy.de Internet www.wisy.de Ordering/Billing Telephone (++49) 60 54 - 91 21-25 Telefax (++49) 60 54 - 91 21-28 Technical Support...
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