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Allweiler SLTP Series Operating And Maintenance Instructions Manual

Eccentric screw pumps

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Operating and Maintenance Instructions
with Dismounting and Mounting Instructions
Eccentric Screw Pumps
Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP
Operating data of pump according to order data sheet
Job No.:
Machine No.:
1.
General
1.1
Application and range of utilization
The eccentric screw pumps are self-priming, rotary
positive-displacement pumps for handling and dosing
low to high-viscosity, neutral or aggressive, pure or
abrasive, gaseous liquids or liquids which tend to froth,
even with fibre and solids contents.
B
The range of utilization is to be taken
from the order data sheet.
1.2
Performance data
The exact performance data applying to the pump are
to be taken from the order data sheet and are engra-
ved on the name plate.
1.3
Warranty
Our liability for shortcomings in the supply is laid down
in our delivery conditions. No liability will be undertaken
for any damages caused by non-compliance with the
operating instructions and service conditions.
If at any later date the operating conditions happen to
change (e.g. different liquid pumped, speed, viscosity,
temperature or pressure conditions), it must be checked
by us from case to case and confirmed, if necessary,
whether the pump is suited for these purposes. In case
no special agreements were made, pumps supplied by
us may, during the warranty period, be opened or varied
only by us or our authorized contractual service stati-
ons; otherwise, our liability for any defects will cease.
1.4
Testing
Prior to leaving our factory, all pumps are subjected to a
leakage and performance test. Only properly operating
pumps leave the factory achieving the performances
assured by us. Thus, compliance with the following ope-
rating instructions ensures proper operation.
2.
Safety
These operating instructions contain basic hints to be
observed in case of installation, operation and mainte-
nance. Therefore, prior to mounting and commissioning,
these operating instructions must by all means be read
by the fitter as well as the pertinent expert person-
nel/customer and must always be available at the place
of installation of the machine/plant.
Not only are the general safety hints listed under this
main item „Safety" to be observed, but also the special
safety hints such as for private use added to the other
main items.
Pump Ident No.:
Pump Type:
2.1
Marking of hints in the operating instructions
The safety hints contained in these operating instruc-
tions which, in case of non-compliance, may cause dan-
ger to personnel, are particularly marked with the gene-
ral danger symbol
!
according to DIN 4844–W9
in case of warning against electric voltage with
$
according to DIN 4844–W8
For safety hints, non-compliance with which may cause
dangers to the machine and its functions, the word
B
is added.
Hints directly attached to the machine such as
– Directional marker
– Sign for fluid connections
must by all means be observed and maintained in com-
pletely legible condition.
2.2
Personnel qualification and personnel training
The personnel for operation, maintenance, inspection
and mounting must have the corresponding qualifica-
tion for these operations. Range of liability, competence
and the supervision of the personnel must be exactly
controlled by the customer. If the personnel do not have
the required knowledge, same must be trained and
instructed. If required, this may be effected by the
manufacturer/supplier on behalf of the machine cus-
tomer. In addition, it must be ensured by the customer
that the contents of the operating instructions are fully
understood by the personnel.
ALLWEILER
Safety sign
Safety sign
a
1

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Summary of Contents for Allweiler SLTP Series

  • Page 1 ALLWEILER Operating and Maintenance Instructions with Dismounting and Mounting Instructions Eccentric Screw Pumps Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Operating data of pump according to order data sheet Job No.: Pump Ident No.: Machine No.: Pump Type: General Marking of hints in the operating instructions...
  • Page 2 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Dangers in case of non-compliance with the safety Transportation and intermediate storage hints Packing Non-compliance with the safety hints may result in dan- The symbols applied to the packing must be observed.
  • Page 3 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP 4.3.2 Shaft coupling and protection against accidental con- Laying of pipelines tact 5.5.1 Nominal diameters Shaft coupling according to DIN 740. The nominal diameter of the suction line should be A protection against accidental contact according to...
  • Page 4 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Electric connections 6.1.3 Quality and properties of the flushing/sealing liquid Connection of the power supply cables of the drive Any liquid may be used as sealing/ motor must be effected by an electrical expert accord- flushing liquid in consideration of the ing to the switching diagram of the motor manufacturer.
  • Page 5 Tribol Lubricants GmbH, Mönchengladbach, Germany; if If necessary, slightly tighten hexagon nuts (202) at the the pumps are used for foodstuffs, with Allweiler Spe- gland (203). zialgelenköl Type BL or Öl 1810/460 of Tribol Lubricants Please note that the stuffing box must be slightly lea- GmbH, Möchengladbach, Germany.
  • Page 6 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP – Mounting the packing rings As dry running of a mechanical seal In principle, only such packing rings must be avoided, the pump, if provided, are to be installed which correspond must be started with the additional facilities switched in to the required operating conditions of the pump.
  • Page 7 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP 7.1.2.6 Packing ring dimensions (to Section 7.1.2.3), lubricant quantities for joints (to Section 7.1.2.1) and bearing (to Section 7.1.2.2). Number and Dimensions of Grease dimensions the packing quantity quantity Series of packing rings...
  • Page 8 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Servicing (Dismounting and Mounting Instructions) – Withdraw stator shell (516) and O-ring (517). General – Withdraw stator (402) from rotor (401). On request, trained service engineers will be at your dis- Note: In case of stiffness, turn stator (402) simulta- posal for mountings and repairs.
  • Page 9 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP – Remove stuffing box packing (207) in case of model P02 including flushing ring (208), and in case of models P03 and P04 including lantern ring (209) from shaft sealing housing (204).
  • Page 10 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP x Dismounting the stuffing box – Press stationary seal rings of the mechanical seals and O-rings out of the mechanical seal housing (214) – Remove self-locking nut (202), T-head bolt (201) and and mechanical seal cover (215).
  • Page 11 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP – Concentrically press stationary seal ring of the 2. Scrape off excessive grease (most suitably with mechanical seal (219) with O-ring into the cleaned your fingers, do not use any metallic object). For mechanical seal housing (214).
  • Page 12 – With a brass drift, drive bushes for coupling rod pin the sleeve and fill the space in the joint with Allweiler (303) half-way into rotor (401). Spezialgelenköl Type B or Öl ET 15 10 ISO 460 of Tri- bol Lubricants GmbH, Mönchengladbach, Germany.
  • Page 13 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP x Clamping with clamping tool Pok-It II Note: Proper clamping of the clamping bands (306) is shown in Figure 10. – When using clamping tool PoK-It II, bend clamping band (306) after clamping at the clamping band...
  • Page 14 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Spare parts/replacement parts In the following sectional drawings with parts lists, all pumps mentioned are represented with the various shaft seal designs. The parts marked in the parts list can be provided as spare parts/replacement parts.
  • Page 15 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP For the sectional drawings and parts list, please refer to pages 16-19.
  • Page 16 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Sectional drawing for series SLTP, SETP and SNTP Bearing: T (regreasable) Shaft seal: G10 to G13 mechanical seal, single-acting, non-balanced, direction-independent, with shaft wear sleeve. With vent line to the discharge connection.
  • Page 17 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Sectional drawing for series SLTBP, SETBP and SNTBP Shaft seal: G00 to G03 mechanical seal, single-acting, non-balanced. With vent line to the discharge connection. Part No. Denomination Qty. Part No. Denomination Qty.
  • Page 18 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP P 12 Stuffing box with P 13 Stuffing box with P 11 Stuffing box with shaft wear sleeve and shaft wear sleeve and shaft wear sleeve of standard flushing ring internal lantern ring...
  • Page 19 ALLWEILER Series SLTP, SETP, SNTP, SLTBP, SETBP, SNTBP Auxiliary connections Arrangement of the auxiliary connections Stuffing boxes Stuffing boxes Stuffing boxes P13 and P03 P14 and P04 P12 and P02 Mechanical seals G18 and G19 Mechanical seals G14 to G17...
  • Page 20 Causes and remedial action Pump Pump Deliv- Pres- Irreg- Pump Pump Motor Stator Shaft ALLWEILER eccentric screw pumps operate does does ery is sure ular oper- gets wears seal trouble-free at any time provided they are applied not ob- head is pump...