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27-05-19 UNI-SAN Domestic Instructions Page 10 

 

 

level switch in the UNI-SAN as described in the previous paragraph, would turn off the localised water supply to 
fixtures and appliances discharging into the unit. 
 
3. If appropriate, a suitable size overflow pipe for emergencies can be plumbed from the UNI-SAN to a suitable 
delivery point. 
 

10.5 Protect the unit from flooding or excessive moisture   

The UNI-SAN is an electrical appliance and therefore 

is subject to damage if the electrical components are exposed to water or excessive moisture. Always secure the 
cover lid in place and ensure any overflow / accidental leakage can drain away from the unit.  
To ensure safe operation, ensure that the power supply is earthed and protected by a fuse or ELCB protection of 
an appropriate rating.  
 

10.6 Protect from frost   

If the installation is exposed to frost conditions, adequate precautions must be taken to 

prevent against freezing of liquids inside the UNI-SAN and all the pipework into and out of the unit. Icing may result 
in permanent damage to the unit. Never pour hot water over the unit and do not use anti-freeze agents. 
 

10.7 Regular Servicing   The UNI-SAN must be serviced at regular intervals by a qualified technician. The 
maximum interval between services should be 12 months; more frequently if the usage is high, such as in 
commercial installations.  The interior of the collection tank should be kept clean. The intervals between 
cleaning will be determined by the type of usage. Regular inspection will determine the required frequency. 
Inspection and access is via the screw-on lid on top of the tank.  Record any part that us changed / replaced 
and why.  Record any problems that occur. 
 
Ensure isolation and disconnection of the power supply to the pump before and whilst carrying out any 
servicing work on the unit. Also ensure no liquid will flow into it during servicing. 

 

10.8 Modifications or Repairs

  Wallace Pumps does not warrant for any damage to the unit or any other property 

caused by any un-authorised modifications/repairs in contravention with the Company's instructions or by use of 
materials or fittings not supplied by Wallace Pumps. Where a claim arises, we suggest you contact the installer for 
rectification. 
 

11.  WARRANTY AND LIMITATIONS 

 
The purchaser and / or installer must ensure full compliance with all applicable regulations. 
Wallace Pumps does not warrant for any damage to the unit or any other property caused by poor quality installation, 
workmanship or installations in contravention with the Company's instructions, or by failure of materials or fittings 
not supplied by the Company. The Company does not accept any liability resulting from flooding or from safety 
breaches, the user must take the necessary steps to guard against such occurrences. 
Subject to the above and where the unit has been installed, operated and maintained in accordance with local 
plumbing and electrical regulations and this instruction manual, Wallace Pumps warrants the unit for a period of 2 
years from the date of purchase, against defects in materials and workmanship on the basis of return to our 
distributor's or service agent's premises, freight paid.  Contact Wallace Pumps for a list of names and addresses. 
The units meet the NZ building code durability requirement of 5 years provided they are installed in an easily 
accessible position, provided normal maintenance is carried out on parts subject to wear and tear and provided all 
installation and operating instructions in this manual are followed. 
 
If you require further assistance, call a sales engineer at any of our offices or distributing representative.  
 

We thank you for your custom. 
 
 

APPENDIX A : Rotating the delivery outlet direction 

 
There are 3 choices of delivery outlet position (refer to Figure 3 General view and connections).  
The pump is supplied with the delivery outlet, out the end of the unit as shown in figure 3. 
If one of the two alternatives is required this should be stated with the order to Wallace Pumps. 
It is recommended that the procedure to rotate the outlet be carried out only by Wallace Pumps. 

 
 
 
 
 
 

APPENDIX B : Fault Finding Chart 

Summary of Contents for UNI-SAN

Page 1: ...l view and connections 2 2 Product overview 3 3 Applications 3 4 Features benefits 4 5 Overall building design and Pump hydraulic capability 4 6 Warning for your safety 5 7 List of fittings supplied r...

Page 2: ...k except over the float switch for fixtures or appliances which have an overflow level higher than the unit Allow room for the back nut when cutting the hole Check that either the inflow liquid or the...

Page 3: ...there is one for domestic applications and one for commercial Both units are the same dimensions and pumping performance the major differences are in the materials of construction level control and mo...

Page 4: ...ensions and hydraulic capabilities of the unit Ascertain that the combined inflows into the unit at any time do not exceed 35 litres min Measure the overall height of the delivery pipework from the bo...

Page 5: ...g are coloured in accordance with the following code Earth Green Yellow Neutral Blue Phase Brown 7 LIST OF FITTINGS SUPPLIED AND RECOMMENDED EXTRAS 7 1 Unpacking And Inspection Your UNI SAN package sh...

Page 6: ...The connection to the soil and waste drain system must be carried out in accordance with the Building and Plumbing Code The connection of the unit s delivery pipe to a soil or waste pipe should be kep...

Page 7: ...nk to the valve socket 40 50mm Waste Pipe DRAIN from Floor Waste Gully Trap plumbed as per Appendix C Figure 7c to the valve socket 50 100mm Waste Pipe VENT from WALLACE UNI SAN to approved terminatio...

Page 8: ...BSPF Refer to Section 5 Hydraulic capability to determine the correct pipe size from this connection Slip the delivery pipe in the ends of the swing check valve supplied Check the direction of flow a...

Page 9: ...leaned regularly The unit is not designed as a kitchen waste disposal unit or for the disposal of sewage Refer to our office for the UNI SAN model or other options 10 2 External cleaning The external...

Page 10: ...unit or any other property caused by any un authorised modifications repairs in contravention with the Company s instructions or by use of materials or fittings not supplied by Wallace Pumps Where a c...

Page 11: ...parameters Refer Section 5 Building design If the building or application design is in excess of the pump capability shown on the chart call our office for advice Check that the pump is not pumping th...

Page 12: ...the pump Remove the obstruction Fit 25 mm SWING CHECK VALVE supplied installed in a vertical section of pipe as close as possible within 1 metre of the pump 7 Pump runs and makes a rattling noise Soli...

Page 13: ...otor and pump assembly Do NOT overtighten Check the condition of the o ring Make sure it is not pinched Replace if necessary Check the pressure on the o ring Adjust the 4 nuts as per above Do NOT over...

Page 14: ...ND OR BATH CONNECTED Install unshared UNI SAN Bottom Inlet Valve and waste trap for each OVERFLOW PROTECTION Our warranty excludes any damage caused by an overflow Because of the danger of flooding ca...

Page 15: ...turn non clog full flow ball valve must be installed in a vertical position in the delivery line within a metre of the pump 4 an OVERFLOW PIPE should be installed to maintain the maximum 900mm height...

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