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Horizontal Multistage
Centrifugal Pumps
SMH Range
SMH35 SMH45 SMH55 SMH75 SMH90
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.
Should you the installer or owner be unfamiliar with the correct
installation or operation of this type of equipment you should contact
the distributor/manufacturer for the correct advice before proceeding
with the installation or operation of this product.
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Related Manuals for onga SMH45
Summarization of Contents
Model Data
Technical Information
Key specifications including inlet/outlet size, water temperature range, IP rating, and electrical supply details.
Installation
Preparation for Installation
Inspect pump for shipping damage, ensure suction piping is clear of airlocks, and follow manual for warranty.
Pump Protection
Protect pump from weather, chemicals, dust, etc., preferably in a well-vented enclosure to maintain warranty.
Pipe Installation
Support pipes to prevent casing strain, use flexible connections, and apply teflon tape for sealing.
Locating the Pump
Position pump close to water source on a separate footing, like a concrete tile or base.
Power Source
Arrange for an electrician to install an outdoor 10A GPO electrical outlet near the pump.
Suction
Critical for performance; ensure short, reinforced, airtight piping, equal/larger diameter than inlet.
Discharge
Pipe size affects pressure/flow; component ratings must exceed pump max pressure with safety factor.
Pump Priming
Ensure tank water level is sufficient, open gate valve, remove priming plug, and fill pump/suction line if needed.
Electrical
Connect plug to suitable socket, ensure connectors are dry and firm for splash protection.
Operation
Start-up / Operation
Ensure pump is primed correctly, start pump, and check for clockwise motor rotation.
D.R.O.P (Dry Running Over-Temperature Protection)
Patented system protecting hydraulic parts from overheating due to running dry or external causes.
Restoring Operation
Procedure to reset the D.R.O.P system by turning off, unplugging, waiting, and restarting.
Service and Maintenance
General Care and Maintenance
Minimal attention required; periodically check pressure and power absorption for signs of wear or abnormal function.
Pentair Water Product Warranty
Terms and Conditions Applicable Internationally
Warranty period is 12 months for all parts from the date of first consumer purchase.
Terms and Conditions Applicable in Australia and New Zealand
Product must be installed/operated per instructions; warranty covers defects in material and workmanship.
What the Warranty Covers
Pentair warrants products free of defects in material/workmanship; will repair or replace defective items.
How Long the Warranty is Effective
24 months for parts in AU/NZ, 12 months labour, 6 months for commercial applications.
Who the Warranty Protects
Warranty is valid only for the original consumer purchaser.
What the Warranty Does Not Cover
Excludes damage from accident, misuse, negligence, fire, unauthorized modification, or improper installation.
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