Operating Manual
PR-050823-0121 Version 161109 6 of 14
1.4 S
COPE OF DELIVERY
1 pcs MC415A44 DCCoupling 3” Hose unit with 3” NPT thread and/or
1 pcs LC415A44 DCCoupling 3” Tank unit with 3” NPT thread
In case of flange connection gaskets and bolts to mount the coupling into the application is not part of the
delivery. For NPT thread use PTFE tape 19mm x 0,2 mm for sealing.
2 G
ENERAL
S
AFETY
R
ULES
For a safe operation, read this manual completely before operating this product.
Failure to follow the warnings may result in serious personal injury, environmental impact or property
damage caused by leakage or unexpected separation.
Before you install any MannTek equipment it is essential to check that the material and performance
specifications are acceptable for your specific application. The pressure ratings and primary materials of the
couplings are clearly indicated on the identification plate of each MannTek product. A drawing showing the
materials of construction relating to each individual component is available upon request. Specification
checks should always be carried out before the product is supplied, but if unsure, ask!
As with all equipment, a check should be made to ensure that the installation fulfils the requirements of
applicable prevailing industry, local, national and international standards. Particular attention should be paid
to pressure ratings, safety factors and the position of upstream and downstream affiliated closures.
2.1 S
AFETY
I
NSTRUCTIONS
Wear proper safety clothing consists of thermal gloves, full face shield
approved for cryogenic use and solid shoes capable to withstand cryogenic
spill whenever operating Dry Cryogenic Couplings.
Make sure the operating space is clear to avoid accidental contact with others and the
coupling interface is clean and dry. Use dry air or nitrogen to blow out the coupling
interface.
Do not use the DCCoupling in any way, not described in the specification. The user is
responsible to comply with all applicable federal, state and local laws and regulations.
Do not operate the DCCoupling if there is any visible damage. Stop immediately if
leakage occurs.
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