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Xylem JABSCO 23920 Serie Manual De Instalación Y Funcionamiento página 6

Bomba de impulsor flexible de uso general de funcionamiento en seco

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Parts list (model 3000)
Description
*End cover screw
End cover
*End cover seal
*Impeller
CAM
*CAM screw
*CAM screw seal
*Pump/Motor Screws
Pump Body (NPT)
Pump Body (BSP)
*Mechanical Seal (static)
*O ring Slinger
Mechanical Seal (Dynamic)
Support washer
Motor (12V)
Motor (24V)
*Service Kit
Disassembly specific to 2000 lip seal model:
To avoid inducing leaks, remove the lip seal from the body only
if being replaced. To remove the seal from the body seal bore, re-
move the pump body from the motor by loosening and removing
the 2 off M5 screws using an 8mm (5/16") spanner. With the body
removed, manually press the lip seal out the front of the body seal
bore. Alternatively the lip seal can be removed from the front of
the body using a small screwdriver to pries out the seal from the
seal bore. Ensure not the scratch the seal bore with the screwdriver
as this will create a leak path for the fluid to escape the pump.
With the body removed, the slinger can be accessed and removed.
This component deters any leaking fluid from entering the motor;
a small but important part of the pump. Replace it if perished or
it no longer grips the shaft. Clean the body and slinger before
re-assembly. Component cleaning should be done with soap and
water. Do not clean elastomers with solvents.
Disassembly specific to 3000 mechanical seal model:
To avoid inducing leaks, remove the mechanical seal from
the pump only if being replaced. To remove the seal from the
pump, remove the pump body from the motor by loosening and
removing the 2 off M5 screws using an 8mm (5/16") spanner.
On removal, the static face of the seal (white ceramic) will be left
in the body, the dynamic face of the seal (metal encased carbon)
will be on the shaft. Press the static face out the back of the body,
taking care not to scratch the seal bore. The O ring on the dynamic
metal case circumference is the slinger. Remove the slinger. Slide
off the dynamic seal face. Whilst inspecting the mechanical seal
faces, take care not to touch, scratch or otherwise damage the
Quantity
Part number
*4
*X3001-147F
1
23825-0000
*1
*X4020-257A
*1
*7273-0003
1
53023-0100
*1
*X3002-147F
*1
*X4020-105A
*2
*X3001-147F
1
53024-9000
1
53024-2000
*1
*SP8021-0301B
*1
*X4020-221B
Part of
1
SP8021-0301B
1
X5263-002
1
98012-0161C
1
98012-0162C
SK415-0113
shiny lapped seal surfaces. If the seal leaks, look for radial grooves,
large chips or scratches traversing in the carbon seal face. Also
look for effective grip of the elastomer on the shaft. If no fault
can be found, the leak may not be from the mechanical seal.
Finally remove the plastic Support washer. The support washer
optimizes the mechanical seal function and is an important part
of the design.
Reassemble the pump in the reverse order to the disassembly.
Key
Specific to 2000 lip seal model:
Position the slinger to within 4mm (3/16") of the motor end cover.
1
Press the lip seal ("closed" face first) into the pump body seal bore.
2
Ensure it is fully seated. Lubricating with soapy water may help
3
seating. Do not use grease.
Specific to 3000 mechanical seal model:
4
Place the support washer over the motor shaft and rest against the
5
motor bearing. Place the O ring slinger centrally over the dynamic
6
seal face metal casing and slide that over the motor shaft to sit
against the support washer. Push the static seal face fully into the
7
body seal bore. The above two actions will be eased using soapy
8
water as a lubricant. Do not use grease. Ensure the seal faces are
clean and free of debris, grit and other contaminants which will
9
cause the seal to leak.
9
Secure the pump body to the motor by fitting and tightening
10
the 2 off M5 screws using an 8mm (5/16") spanner. Tighten to
3.7-4.2Nm (2.7-3.1 ftlb). Secure the Cam to the body with cam
11
screw and O ring. Tighten to 3.7-4.2 Nm (2.7-3.1ftlb). Do not over
tighten as this will potentially cause leaks due to over compression
10
of the O ring. The impeller hub single flat mates with the shaft sin-
gle flat. Lubricate the impeller and body impeller bore with Jabsco
12
impeller lubricant 43000-0802 (lubricant and end cover O ring
13
included in impeller kit 6303 & 7273-0003-P). Insert the impeller
using a clockwise twisting movement. Place the end cover O ring
13
into the body O ring groove. Smearing the O ring with lubricant
helps keep it in place whilst the end cover is fitted. Secure the
end cover to the body with the 4 off end cover M5 screws using
an 8mm (5/16") spanner. Tighten to 3.7-4.2 Nm (2.7-3.1ftlb).
Re-install to the system secure electrical and physical connections
and follow the "initial startup procedure" detailed above
8. CUSTOMER SUPPORT
If any pump units for any reason need to be returned, please
ensure the pump unit has been fully drained before returning.
Please contact customer services for more information
9. WARRANTY
XYLEM LIMITED WARRANTY WARRANTS THIS PRODUCT TO BE FREE OF DEFECTS
AND WORKMANSHIP FOR A PERIOD OF 2 YEARS FROM DATE OF MANUFAC-
TURE. THE WARRANTY IS EXCLUSIVE AND IN LIEU OF ANY AND ALL OTHER EXPRESS
OR IMPLIED WARRANTIES, GUARANTEES, CONDITIONS OR TERMS OF WHATEVER
NATURE RELATING TO THE GOODS PROVIDED HEREUNDER, INCLUDING WITHOUT
LIMITATION ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE, WHICH ARE HEREBY EXPRESSLY DISCLAIMED AND
EXCLUDED. EXCEPT AS OTHERWISE PROVIDED BY LAW, BUYER'S EXCLUSIVE
REMEDY AND SELLER'S AGGREGATE LIABILITY FOR BREACH OF ANY OF THE
FOREGOING WARRANTIES ARE LIMITED TO REPAIRING OR REPLACING THE
PRODUCT AND SHALL IN ALL CASES BE LIMITED TO THE AMOUNT PAID BY THE
BUYER HEREUNDER. IN NO EVENT IS SELLER LIABLE FOR ANY OTHER FORM
OF DAMAGES, WHETHER DIRECT, INDIRECT, LIQUIDATED, INCIDENTAL, CONSE-
QUENTIAL, PUNITIVE, EXEMPLARY OR SPECIAL DAMAGES, INCLUDING BUT NOT
LIMITED TO LOSS OF PROFIT, LOSS OF ANTICIPATED SAVINGS OR REVENUE, LOSS
OF INCOME, LOSS OF BUSINESS, LOSS OF PRODUCTION, LOSS OF OPPORTUNITY
OR LOSS OF REPUTATION. THIS WARRANTY IS ONLY A REPRESENTATION OF THE
COMPLETE LIMITED WARRANTY. FOR A DETAILED EXPLANATION, PLEASE VISIT
US AT www.xylem.com/en-us/support/, CALL OUR OFFICE NUMBER LISTED, OR
WRITE A LETTER TO YOUR REGIONAL OFFICE.
RETURN PROCEDURE
Warranty returns are conducted through the place of purchase. Please
contact the appropriate entity with a receipt of purchase to verify date.
6

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