Toronto Site

PPS Revision Notice #2018-011

PPS 6.14, Issue 17 - Swage Installation of Wiggins and Hydraflow Fittings
     Summary of Changes:

Added PPS 27.05 (Manual Edge Finishing) to section 3.2 (Bombardier Toronto (de Havilland) Specifications).

Clarified procedure for assembly of fittings utilizing a swaged body and threaded closure (ref. para. 5.5.3 and subsequent steps) to specifically reference applicability to B0305118 rigid coupling bodies.

Added an illustration (ref. Figure 4) of the required "installed gap" between the end of the nut assembly and shoulder of B0305118 rigid coupling bodies for applicable installed threaded fittings.

Revised para. 6.1.4 to clarify that swaged threaded bodies must also not be re-swaged.

Revised para. 6.2.5 to clarify that the diameter of the tube 3/8" beyond the rear of a swaged threaded body must also not exhibit any increase.

Revised 6.4.2 to clarify that diametral growth of the outside diameter of a swaged threaded body greather than 0.020" is also not acceptable.

Revised section 8 (Personnel Requiremnents) to delete redundant paragraph specifying that personnel must have a good working knowledge of the applicable procedure and requirements as this PPS is categorized as a "Controlled Special Process" by PPS 13.39 which specifies applicable personnel requirements (ref. para. 8.1).

PPS 34.15, Issue 16 - Application of Anti-Static Polyurethane Enamel (F31 & F34)
    Summary of Changes:

Added provision for masking using masking paper and/or masking tape, as necessary.

Revised listing of relative humidity recording and/or indicating equipement.

PPS 34.19, Issue 17 - Application of F41 Anti-Static Coating
     Summary of Changes:

Added provision for masking using masking paper and/or masking tape, as necessary.

Revised listing of relative humidity recording and/or indicating equipment.

PPS 34.20, Issue 18 - Application of F42 Urethane Enamel
Summary of Changes:

Added provision for masking using masking paper and/or masking tape, as necessary.

This revision notice lists brief summaries of technical changes introduced for each of the revised PPS's. Please note that these summaries are not detailed and are intended only to assist in alerting users to changes which may affect them; refer to the applicable PPS for authorized, detailed procedure and requirements.

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