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IOM - TRUNNION BALL VALVES, UNIFLOW® BV BT-B9

©COMEV

AL

 V

AL

VE SYSTEMS 

Technical Dept. Ref. IOM - UNIFLOW BV BT

-B9 - Ed.18/03

Comeval V

alve Systems reserves the right to alter any technical data contained in this Manual without prior notice. Regularly updated data on www

.comeval.es

Page 7

12. – WARRANTY / GUARANTEE

- The extent and period of warranty cover are specified in the “General Sales Terms” of COMEVAL VALVE SYSTEMS 

valid at the time of delivery or, by way of departure, in the contract of sale itself.

- We guarantee freedom of faults in compliance with state-of-the-art technology and the confirmed application.

- No warranty claims are accepted for any damage caused as the result of incorrect handling or disregard of this Manual, 

Data Sheet and relevant regulations.

- This warranty also does not cover any damage which occurs during operation under conditions deviating from those laid 

down by specifications or other agreements.

- Justified complaints will be eliminated by repair carried out by us or by a specialist appointed by us.

- No claims will be accepted beyond the scope of this warranty. The right to replacement delivery is excluded.

- The warranty shall not cover maintenance work. 

- Our guarantee coverage does not cover for any commissioning, maintenance or installation of the product or external 

parts.

- Our guarantee does not cover products proved to have been tampered with or faulted by material wear and tear.

- The Purchaser is responsible for checking that the incoming product is received in good condition and  conforms to the 

ordered specifications. In case of damage caused during transit it is necessary to immediately complain to the carrier 

within 24 hours. After this time carriers could not assume the derived costs. In case of any deviation in relation to order 

specifications, please contact us.

COMEVAL VALVE SYSTEMS, S.L. y CIA., Soc. Comanditaria

Les Rotes, 15 46540 El Puig

 

(Valencia) España

Phone 

+34 961 479 011 

·

 

Fax 

+34 961 472 799

E-mail 

[email protected] 

-

 www.comeval.es

Summary of Contents for UNIFLOW BV BT-B9

Page 1: ...safety information 2 3 0 PRESERVATION STORAGE HANDLING AND TRANSPORT 2 4 0 DESCRIPTION 2 4 1 General Description 2 4 2 Area of Application 2 4 3 Operating principles 2 4 4 Technical data remarks 2 4...

Page 2: ...tation Keep storage protection before installation Keep the valves in full open preferable or full close position In order to prevent damage corrosion or rust on the surface avoid extreme temperatures...

Page 3: ...or flow direction Valve optimal position is horizontal with stem pointing upwards Valves can alterna tively be installed in vertical pipelines Try to avoid the stem pointing downwards When using the v...

Page 4: ...valve construction Temperatures above 50 C or below 0 C may cause personnel injuries if valves are touched Leakage of media through valve between counterflanges or at closing end of pipeline may also...

Page 5: ...f necessary slightly strike with a soft hammer Once mounted slowly operate the valve till a complete manoeuvre is covered to allow perfect adjustment between ball and seats Seats stem seals and ball m...

Page 6: ...otection not removed Clear valve entrances Valve closed or almost closed Check valve position Piping clogged Check piping system Broken flange Bolts not properly tightened Re align piping and fit new...

Page 7: ...ifications or other agreements Justified complaints will be eliminated by repair carried out by us or by a specialist appointed by us No claims will be accepted beyond the scope of this warranty The r...

Page 8: ...y updated data on www comeval es Page 8 13 PARTS LIST 14 ANNEXES 14 1 Declaration of Conformity DC20_16EN 14 2 Data Sheet DS20 Updated documents on www comeval es N PART 1 BODY 2 BODY BOLTING 3 BODY N...

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