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5

PENBERTHY 

MODELS LL,LM, LH, ELL, GL, GH PLASTIC MATERIAL CONSTRUCTION JET PUMPS

INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS

7 REMOVAL

WARNING

Do not proceed with removal of the jet pump 
from connecting piping unless the jet pump has 
been relieved of all pressure or vacuum, has 
been allowed to reach ambient temperature and 
has been drained or purged of all fluids. Failure 
to follow these instructions may cause a sudden 
release of pressure resulting in personal injury or 
property damage.

WARNING

Jet pumps manufactured in PVC, molded 
polypropylene or Kynar

®

 materials are of 

one-piece construction and are not intended 
for disassembly or field repair, see Figure 1. 
PVC, molded polypropylene or Kynar

®

 units which 

have been damaged, worn out or have developed 
leaks should be taken out of service, disposed 
of in a safe manner determined by the user, and 
replaced. Attempted repair of defective PVC, 
molded polypropylene or Kynar

®

 one-piece units 

may cause severe personal injury or property 
damage.

8 DISPOSAL AT END OF USEFUL LIFE

Penberthy jet pumps are used in a variety of 
fluid applications. By following the appropriate 
federal and industry regulations, the user 
must determine the extent of preparation and 
treatment the jet pump must incur before its 
disposal. A Material Safety Data Sheet (MSDS) 
may be required before disposal services accept 
certain components.

Metal, glass and polymers should be recycled 
whenever possible. Refer to order and 
relevant technical data sheet for materials of 
construction.

9 TELEPHONE ASSISTANCE

If you are having difficulty with your jet pump, 
contact your local Penberthy distributor. So that 
we may assist you more effectively, please have 
as much of the following information available 
as possible when you call:
- Model number
- Name of the company from whom you 

purchased the jet pump

- Invoice number and date
- Process conditions (pressure, flow rates, tank 

shape, etc.)

- A brief description of the problem
- Trouble shooting procedures that failed

If attempts to solve your problem fail, you may 
request to return your jet pump to the factory 
for intensive testing. You must obtain a Return 
Authorization (R.A.) number from Emerson 
before returning anything. Failure to do so will 
result in the unit being returned to you without 
being tested, freight collect. To obtain an R.A. 
number, the following information (in addition to 
that above) is needed:
- Reason for return
- Person to contact at your company
- 'Ship-to' address

There is a minimum charge for evaluation 
of non-warranty units. You will be contacted 
before any repairs are initiated should the cost 
exceed the minimum charge. If you return a 
unit under warranty, but it is not defective, the 
minimum charge will apply.

Содержание Penberthy LL

Страница 1: ...ponsible for damage or injury caused to other products buildings personnel or property by reason of the installation or use of its products This is Emerson s sole warranty and in lieu of all other warranties expressed or implied which are hereby excluded including in particular all warranties of merchantability or fitness for a particular purpose This document and the warranty contained herein may...

Страница 2: ...n data Models LL LM and LH are liquid operated jet pumps for pumping liquids against low medium and high discharge pressures respectively Models LM and ELL are liquid operated jet pumps for exhausting gases Model ELL is self priming and has greater suction capacity at vacuum Models GL and GH are gas operated jet pumps for pumping gases against low and high discharge pressures respectively Note For...

Страница 3: ...rime a centrifugal pump c Throttle suction flow 8 When a gas operated jet pump is used to lift liquids by suction or vacuum the jet pump should be located as close to the level of the liquid as practical However any liquid entrained into the jet pump will cause the jet pump to stop pumping resulting in a possible suction flow reversal 9 Discharge piping should be sized as short as possible and wit...

Страница 4: ...ed experienced personnel who are familiar with this equipment and have read and understood all the instructions in this manual DO NOT proceed with any maintenance unless the jet pump has been relieved of all pressure or vacuum has been allowed to reach ambient temperature and has been drained or purged of all fluids Failure to follow these instructions may cause a sudden release of pressure result...

Страница 5: ...cur before its disposal A Material Safety Data Sheet MSDS may be required before disposal services accept certain components Metal glass and polymers should be recycled whenever possible Refer to order and relevant technical data sheet for materials of construction 9 TELEPHONE ASSISTANCE If you are having difficulty with your jet pump contact your local Penberthy distributor So that we may assist ...

Страница 6: ... logo are trademarks and service marks of Emerson Electric Co All other marks are the property of their respective owners The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their ...

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