onga SMH35 Owner'S Manual Download Page 9 | Manualshive

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6. Suction

This is the most important part of the installation as errors will cause signiﬁ cant
problems for the system in performance and longevity.
IMPORTANT: A gate valve must be installed at the tank outlets.

Installations where the tank base is below the pump

Installations where the tank base is level with the pump

8

Min 100mm

100mm

In Line Filter
500 Micron

House W

a

ll

Recommended Length 150mm

Barrel Union

Solid Base

Non-Return

Valve

Gate

Valve

Min 100mm

100mm

In Line Filter
500 Micron

House W

a

ll

Recommended Length 150mm

Barrel Union

Solid Base

Gate

Valve

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Summary of Contents for SMH35

Page 1: ...e correct advice before proceeding with the installation or operation of this product We recommend for additional protection the pump to be supplied from socket outlet protected by a residual current device RCD also known as an Earth Leakage Circuit Breaker ELCB with a maximum rated residual current of 30mA Horizontal Multistage Centrifugal Pumps SMH Range SMH35 SMH45 SMH55 SMH75 SMH90 ...

Page 2: ...services Emergency services and Original Equipment Manufacturers Relax you ve bought an Congratulations on your decision to purchase an Onga product Onga is one of the best know brands in its ﬁeld with a proud local and international reputation Onga is a brand for reliability value for money and technological innovation You will ﬁnd Onga product wherever people need to move water in 3 broad market...

Page 3: ... do nothing short of that is acceptable Our commitment to quality is reinforced with our ISO 9001 2000 accreditation 3 A Fair Price Onga products are neither the cheapest nor the most expensive in their ﬁeld Our products do on the other hand always represent very good value for money they always have and they always will 4 Our Team of Dealers The hand picked authorised Onga dealer network througho...

Page 4: ...Table of Contents Page Model Data 4 Application 5 Installation 6 Operation 11 Service and Maintenance 13 Trouble Shooting 14 Warranty 15 3 ...

Page 5: ...50 SMH45 450 SMH55 550 SMH75 750 SMH90 900 Technical Information Inlet Suction 1 BSPF Outlet Discharge 1 BSPF Water Temperature Range 1º 50ºC IP Rating IP44 Electrical Supply 230V 10 6 50Hz single phase Maximum Ambient temperature 55 ºC ...

Page 6: ...ooster pumps The strength of the stainless steel pump casing coupled with the impervious nature of the technopolymer impeller and diffuser make it ideally suited for most potable water pumping applications NOTE Consult your Onga dealer for information regarding the suitability of each SMH pump in an automatic pressure system prior to installation ...

Page 7: ...l application Do not use it with alternative ﬂuids abrasive corrosive or explosive ﬂuids Do not install or operate your pump in an explosive environment or near combustible matter Incorrectly installed or tested equipment may fail causing severe injury or property damage Fire and burn hazard Modern motors run at high temperatures To reduce risk of ﬁre do not allow leaves debris or foreign matter t...

Page 8: ...exible type polythene pipe rubber hose or a multi directional barrel union This union coupling can also be used to remove the pump for service should it be necessary without having to cut pipes Pipe ﬁttings should be carefully screwed onto the pump making sure not to cross thread or overtighten We recommend the use of a moulded pipe ﬁtting to connect to the pump as this avoids possible damage to t...

Page 9: ...stalled at the tank outlets Installations where the tank base is below the pump Installations where the tank base is level with the pump 8 Min 100mm 100mm In Line Filter 500 Micron House Wall Recommended Length 150mm Barrel Union Solid Base Non Return Valve Gate Valve Min 100mm 100mm In Line Filter 500 Micron House Wall Recommended Length 150mm Barrel Union Solid Base Gate Valve ...

Page 10: ... maximum pressure of the pump by an appropriate safety factor All pipework should be supported independently of the pump 8 Pump Priming Ensure that there is at least 200mm of water in your tank i e that the tank outlet is covered and the pump will not draw any air into the system Open the gate valve on the tank Check for any leaks and repair these if necessary If no leaks are present remove the pr...

Page 11: ...s removed by unplugging the cord from the socket outlet The socket outlet shall be in a dry and ﬂood free location preferably do not use extension cords for this very reason and because they can cause voltage drop Supply voltage outside limits speciﬁed in Model Data can cause motor overheat leading to overload tripping reduced component life or seriously damage pump and voids warranty We recommend...

Page 12: ...ﬁre do not allow leaves debris or foreign matter to collect around the pump motor To avoid burns when handling the motor let it cool for at least 20 minutes before trying to work on it Automatic thermal overload cut out protects the motor for heat damage during operation and it will restart without notice when the motor cools down 1 Start up Operation Ensure you have primed the pump correctly Inst...

Page 13: ... or occurs because the pump stops priming and as water is pumped out the pump runs dry The D R O P system is reset using the switch located on the condenser box 3 Restoring Operation Set the switch to O unplug unit from power outlet Remove cause of malfunction Wait a few minutes allowing all the hydraulic parts to cool down Set the switch on the 1 plug the unit into power outlet The red light goes...

Page 14: ...ce is required to the power supply cord and or appliance connectors they must be replaced with the specialised cord assemblies by Pentair Water service agent or similarly qualiﬁed personnel in order to avoid a hazard Liquid may be HOT release pressure with care before servicing 1 General Care and Maintenance Under normal conditions the Onga SMH series of pumps requires only minimal attention In or...

Page 15: ...Pump Suction head is too high Reduce the suction head Foot valve strainer is not submerged enough Make the suction pipe longer max 8 metres Suction pipe is taking in air Check the suction pipe and joints for air leaks Suction pipe strainer or non return valves are clogged with debris Clean the suction pipe strainer or non return valve Pump is clogged with debris Clean the pump of debris Reduced pe...

Page 16: ...he warranty period then Pentair Water will at its sole option repair or replace the product with a like product Replacement product or parts may include re manufactured or refurbished parts or components How long the warranty is effective 1 This Pentair Water product is warranted for 24 months for all parts from the date of the first consumer purchase 2 Authorised workshop labour will be free of c...

Page 17: ... work will be denied or suspended on equipment not readily accessible to service personnel that is products that are behind barriers tiled or bricked in installed in roofs or second story external walls including inaccessible power points 4 Any service of any product which is found to be faulty due to abuse fair wear tear misuse or improper installation will be charged to the owner at the service ...

Page 18: ...Notes 17 ...

Page 19: ...Notes 18 ...

Page 20: ... Tel 64 9 579 6254 Fax 64 9 579 6497 Email auckland pentairwater com au Americas Pentair Inc www pentair com Europe Pentair Pumps S p A www Pentairpumps it Asia China www pentairwater com India www pentairwater com information contained here in remains the property of Pentair Water Pty Ltd Any reproduction display publication modiﬁcation or distribution is strictly prohibited without the prior wri...

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