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Service | Testing | Consignments

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Air Services Int’l., LLC (ASI) supports customers through it’s extensive on-site capabilities, including: M250 engine test cell, Non-destructive Testing, technical documentation, and consignment services.


On-Site Test Cell for Rolls-Royce Model 250 Gas Turbine Engines

With an on-site test cell, Air Services Int’l., LLC (ASI) provides both functional and performance testing for M250 series gas turbine engines.

  • State of the art computer controlled test cell with Test Logic software
  • Calibrated for Rolls-Royce M250 engines
  • FADEC Capable - Air Services Int’l can test FADEC engines including 250-C40, 250-C47B and 250-C47M
  • Functional Testing - Air Services Int’l functional tests all engine repairs
  • Performance Testing - Air Services Int’l performance tests all engine overhauls
  • Engine Optimization and Tuning - ASI can help you obtain the most performance from your engine

Non-Destructive Testing (NDT) - Level II Certified

Air Services Int’l, LLC (ASI) Level II certified technicians provide in-house non-destructive testing (NDT) services. ASI’s in-house NDT capabilities help to minimize repair and overhaul turn times.
Our NDT capabilities include:

  • Magnetic Particle Inspection in accordance with ASTM-E-1444
  • Fluorescent Penetrant Inspection in accordance with ATSM-E-1417

Sell / Consign / or Trade RR M250 Engines

Air Services Int’l, LLC (ASI) will offer to purchase Rolls-Royce Model 250 turboshaft and turboprop engines, engine modules, engine accessories and engine parts. We will consider both commercial and military surplus equipment.
ASI is also open to trades. For organizations that have surplus assets…
ASI will purchase and trade other aviation items as well.
ASI is Looking to Acquire:

  • Rolls-Royce Model 250 Engines: C18, C20B, C20J, C20R C30P, C47B, T63, T703
  • Accessory Gearboxes for 20B, 20J, C30P, C47B
  • Turbine Assemblies
  • Compressor Assemblies
  • Engine Accessories, including: Bleed Valves, Fuel Controls, Fuel Nozzles, Fuel Pumps and Governors
  • Parts Inventories for M250 series engines

M250 Manuals, IPC's, and Technical Publications

ASI has available manuals and technical publications for Rolls-Royce M250 engines, including:

  • Illustrated Parts Catalogs
  • Operations & Maintenance Manuals
  • Overhaul Manuals
  • Component Maintenance Manuals
  • Service Bulletin Sets
  • Service Letter Sets
M250 Illustrated Parts Catalogs
Engine Model Paper Paper Revision
250-C18 5W4 5W4RS
250-C20 10W4 10W4RS
250-C20R CSP23007 CSP23007S
250-C28B, C 16W4 16W4RS
250-C30, S, G, G/2, P, M 14W4 14W4RS
250-C30R, U 14W4R-U 14W4RURS
250-B15G 6W4 6W4RS
250-B15G 6W4 6W4RS
250-B17 11W4 11W4RS
250-B17F CSP23008 CSP23008RS
250-C40B, C47B, C47M CSP23001 CSP23001RS
250-C30R/3, C30R/3M CSP23003 CSP23003RS
M250 Operations & Maintenance Manuals
Engine Model Paper Paper Revision
250-C18 5W2 522RS
250-C20 10W2 10W2RS
250-C20R CSP21007 CSP21007RS
250-C28 16W2 16W2RS
250-C30, S, G, G/2, P, M 14W2 14W2RS
250-C30R, U 14W2RU 14W2RURS
250-B15G 6W2 6W2RS
250-B17 11W2 11W2RS
250-B17F CSP21008 CSP21008RS
250-C40B CSP21000 CSP21000RS
250-C47M CSP21004 CSP21004RS
250-C47B CSP21001 CSP21001RS
250-C47B CSP21001 CSP21001RS
250-C30R/3 CSP21003 CSP21003RS
250-C30R/3M CSP21006 CSP21006RS
M250 Overhaul Manuals
Engine Model Paper Paper Revision
250-C18 (includes CMM) 5W3 5W3RS
250-C20, B, F, J, S, W 10W3 10W3RS
250-C20R GTP5232-3 GTP5232-3RS
250-C28 16W3 16W3RS
250-C30, G, G/2, P, M, L, R, S, U 14W3 14W3RS
250-B15G (includes CMM) 6W3 6W3RS
250-B17 (includes CMM) 11W3 11W3RS
250-B17F GTP5243-3 GTP5243-3RS
250-C40B CSP22000 CSP22000RS
250-C47B, C47M, C30R/3, C30R/3M CSP22001 CSP22001
M250 Component Maintenance Manual
Engine Model Paper Paper Revision
250-C40B, C47B, C47M, C30R/3, C20R, B17F CSP24009 CSP24009RS
M250 Service Bulletin Sets
Engine Model Paper
250-B15 CEB250B15
250-B17 CEB250B17
250-B17F CEB250B17F
250-C18 CEB250C18
250-C20 CEB250C20
250-C20R CEB250C20R
250-C28 CEB250C28
250-C30 CEB250C30
250-C40B CEB250C40
250-C47B CEB250C47
M250 Service Letter Sets
Engine Model Paper
250-B15 CEB250B15
250-B17 CEB250B17
250-B17F CEB250B17F
250-C18 CEB250C18
250-C20 CEB250C20
250-C20R CEB250C20R
250-C28 CEB250C28
250-C30 CEB250C30
250-C40B CEB250C40
250-C47B CEB250C47

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