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HEALTH & SAFETY
The Rotary Unions shown in this leaflet should not present any hazard when correctly fitted
and used.
To ensure satisfactory performance, every Rotary Union is run-in and leakage tested
before despatch.
It is essential to use the correct hand of rotary connection thread to ensure the Rotary
Union will not unscrew (see the Installation Instructions). If a shaft reverses rotation then a
flanged connection rather than a screw thread is strongly recommended.
At some time the seals in the Rotary Union will leak, so inspect regularly, also ensure that
leakages are not hazardous to personnel and that the Rotary Union is removed for repair
immediately. If leakages are not attended to promptly, bearing seizure may occur causing
flexible hose failure and massive leakage. Fit protective guards if leakages are likely to be
hazardous to personnel or equipment.
With oil systems minor leakages occur due to the natural characteristics of oil preventing
seal faces from contacting fully.
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FILTON
WE MANUFACTURE MANY SPECIALS. IF YOU HAVE ANY DOUBT
CONTACT US GIVING THE PART No. AND SERIAL No. FROM THE
IDENTIFICATION LABEL FITTED.
PRINTED IN ENGLAND BY COVENTRY PRINTERS
FILTON ROTARY (P.B.) UNIONS
NOMINAL SIZES 15CA") to 20(3A")
WORKING CONDITIONS
(Maximum)
Safety - see back page
Fluids - Abrasive free-air (not dry), oil, steam and water
Pressure -17 bar Vacuum - 740 mm Hg
Temperature - 160°C
Speed - 1000 r.p.m. when the Bellows seal is fitted
- 1500 r.p.m. when the Mechanical seal is fitted
DO NOT EXCEED OR COMBINE MAXIMUMS - IF IN DOUBT ASK.
ALL OF THESE PRODUCTS HAVE BEEN LEAKAGE TESTED - DISMANTLING
INVALIDATES THE WARRANTY.
INSTALLATION
Run in before fitting - rotate at 300 r.p.m. for 15 minutes
Add system liquid if seals squeak.
ALL TYPES ARE
SUPPLIED WITH R.H. OR
L.H. SPINDLE THREADS
TYPE BE
ALUMINIUM WASHER
S593 (PROVIDED WITH
THE ROTARY UNION)
CLOCKWISE
ROTATION
ANTI-CLOCKWISE
ROTATION
CONCENTRIC B.S.P.
PARALLEL THREAD
4^
GROOVE INDICATES
L.H. THREAD
FLEXIBLE HOSES
M240
FITTED WITH
A CURVE TO SUITE
THE DIRECTION Of
ROTATION AS
SHOWN.
(Obtainable from
Flit on UmttadT
CENTRE TUBE
FOR TYPE ST
FIXED TO ROTARY
UNION
FOR TYPE RS
FIXED TO MACHINE.
(not supplied by
Filton Limited unless
specified)
DO NOT:-
FIX VALVES etc.. directly on
to the Rotary Union.
Connect with Rigid Pipe.
CLAMP THE ROTARY UNION
(A TORQUE ARRESTOR MAY BE
FITTED BUT THIS MUST NOT
RESTRICT THE NATURAL
MOVEMENT OF THE ROTARY
UNION.)
MINIMUM LENGTHS FOR FLEXIBLE HOSE | |||
Nom size | 8(V«") | 15(7:"} | 20PA") |
Length mm | 150 | 305 | 305 |
FILTON HOSE | M. 240/1 | M.240/3 | M.204/4 |