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Desmi SA50-T HATZ 1B20 Operation And Maintenance Instructions

Portable centrifugal pump
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OPERATION AND MAINTENANCE INSTRUCTIONS
DESMI portable centrifugal pump
SA50-T (50-135/14) HATZ 1B20/30
DESMI PUMPING TECHNOLOGY A/S
Tagholm 1 – DK-9400 Nørresundby – Denmark
Manual:
Special pump No.:..........................
Tel.: +45 96 32 81 11
Fax: +45 98 17 54 99
E-mail:
Internet:
Language:
T1411
English
desmi@desmi.com
www.desmi.com
Revision:
F (11/19)

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Summary of Contents for Desmi SA50-T HATZ 1B20

  • Page 1 OPERATION AND MAINTENANCE INSTRUCTIONS DESMI portable centrifugal pump SA50-T (50-135/14) HATZ 1B20/30 DESMI PUMPING TECHNOLOGY A/S Tagholm 1 – DK-9400 Nørresundby – Denmark Tel.: +45 96 32 81 11 Fax: +45 98 17 54 99 E-mail: desmi@desmi.com Internet: www.desmi.com Manual:...

  • Page 2: Table Of Contents

    5.3 OPERATING DATA ..............................11 5.4 ASSEMBLY DRAWING – TYPICAL ..........................12 5.4.1 SPARE PARTS LIST - TYPICAL ........................... 13 5.5 DIMENSIONAL SKETCH – TYPICAL ........................... 14 DESMI PUMPING TECHNOLOGY A/S Tagholm 1 9400 Nørresundby - Denmark Tel.: +45 96 32 81 11 Fax +45 98 17 54 99 E-mail: desmi@desmi.com...

  • Page 3: General Information

    1. GENERAL INFORMATION 1.1 PRODUCT DESCRIPTION DESMI SA50-T is a portable centrifugal pump. The pump is a single-stage self-priming centrifugal pump with stainless steel shaft, and mechanical shaft seal, and is further equipped with a semi-open impeller, which does not choke as easily as a closed impeller.

  • Page 4: Type Description

    All SA50-T pumps are equipped with a name plate, and the type designation indicates suction branch diameter, standard impeller diameter, height of the impeller blades, and engine type. 1.2.1 TYPE DESCRIPTION TYPE: SA50-T (50-135/14) HATZ 1B20/30 SA50-T: DESMI pump with engine Suction branch diameter 135: Standard impeller diameter Height of the impeller blades...

  • Page 5: Eu Declaration Of Conformity

    1.3 EU DECLARATION OF CONFORMITY DESMI PUMPING TECHNOLOGY A/S, hereby declare that our pumps of the type SA50-T are manufactured in conformity with the following essential safety and health requirements in the COUNCIL DIRECTIVE 2006/42/EC on machines, Annex 1. The following harmonized standards have been used: EN/ISO 13857:2008 Safety of machinery.

  • Page 6: Information Relevant For Disassembly Or Disposal At End-Of-Life

    1.4. INFORMATION RELEVANT FOR DISASSEMBLY OR DISPOSAL AT END-OF-LIFE No damage materials are used in DESMI pumps – please refer to DESMI Green Passport (can be sent on request – contact a DESMI sales office) – i.e. common recycling companies can handle the disposal at end-of-life.

  • Page 7: System Balancing

    Should the pump not function as intended, please proceed according to the fault-finding list. Bear in mind, though, that the pump was carefully checked and tested at the factory and that the majority of faults stem from the piping system. DESMI PUMPING TECHNOLOGY A/S Tagholm 1 9400 Nørresundby - Denmark Tel.: +45 96 32 81 11...
  • Page 8 Find the leakage/repair the pump takes air fault/clack valve not submerged 4. Suction lift too high Check data sheet Q/H curve and NPSH or contact DESMI 5. Pump and piping system As 4 wrongly dimensioned The pump uses too much 1. Counter-pressure too...

  • Page 9: Draining The Pump

    Before shipment the pump is to be fastened securely on a pallet or the like. SA50-T HATZ 1B20/30 is to be lifted in the following way: Place the lifting straps cornerwise in such a way that the pump is in balance when lifted.

  • Page 10: Assembling Pump

    The carbon ring can be held by a little grease. When using oil on the shaft, the bellows will settle and seat in about 15 minutes and until then tightness should not be expected. DESMI PUMPING TECHNOLOGY A/S Tagholm 1 9400 Nørresundby - Denmark Tel.: +45 96 32 81 11...

  • Page 11: Fitting Impeller

    After start, check by viewing the leak hole that there are no leaks. If the pump is equipped with a shaft seal type different from a rubber bellows seal, contact DESMI and ask for an installation instruction. 4.3.4 FITTING IMPELLER Fit the sunk key in the shaft and lead the impeller towards the shoulder of the shaft.

  • Page 12: Technical Specification

    5.1 1 WEIGHT OF PUMP The weight of the pump (material combination AlMg4 casing and St.18/8 impeller) with engine and frame. Pump Weight incl. liquid Weight excl. liquid SA50-T HATZ 1B20 57 kg 50 kg with recoil starter SA50-T HATZ 1B20 65 kg...

  • Page 13: Assembly Drawing - Typical

    5.4 ASSEMBLY DRAWING – TYPICAL DESMI PUMPING TECHNOLOGY A/S Tagholm 1 9400 Nørresundby - Denmark Tel.: +45 96 32 81 11 Fax +45 98 17 54 99 E-mail: desmi@desmi.com www.desmi.com...

  • Page 14: Spare Parts List - Typical

    *) Only apply to pumps Screw 49*) with electric starting Centre spring washer 50*) Plate Plate DESMI PUMPING TECHNOLOGY A/S Tagholm 1 9400 Nørresundby - Denmark Tel.: +45 96 32 81 11 Fax +45 98 17 54 99 E-mail: desmi@desmi.com www.desmi.com...

  • Page 15: Dimensional Sketch - Typical

    5.5 DIMENSIONAL SKETCH – TYPICAL DESMI PUMPING TECHNOLOGY A/S Tagholm 1 9400 Nørresundby - Denmark Tel.: +45 96 32 81 11 Fax +45 98 17 54 99 E-mail: desmi@desmi.com www.desmi.com...

This manual is also suitable for:

Sa50-t hatz 1b30

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