PPS Revision Notice #2017-030M
PPS 27.06, Issue 8 - Decorative Surface FinishesSummary of Changes:
- Clarified para. 1.1.3, to dispel possible misunderstanding of the relationship between various Bombardier process specifications.
- Added new sub-section 3.1 and para. 3.1.1, to ensure correct usage of reference specifications.
- Created new sub-section 3.2, to identify PPS document references as Bombardier Toronto (de Havilland) process specifications.
- Added new para. 4.1.1, to prevent inappropriate material substitution.
- Revised para. 4.1.3 reference to protective wrapping material to specify Kraft paper. Kimpac K41, and CAP Air C120 or D120 plastic bubble film, as examples.
- Clarified section 5.3.5, Flow Chart 1, Flow Chart 2 and Flow Chart 3 instructions for application of an SF 32 finish (Medium Brush).
- Revised para. 5.4.1, to replace reference to F13 Type 3 corrosion preventive compound with reference to F13 Grade 3 Type I corrosion preventive compound.
- Clarified para. 5.4.3 reference to post surface finishing protective treatments which may be specified by the engineering drawing.
- Revised para. 5.4.3 to remove reference to application of F30 protective coatings (as per PPS 34.36) for protection of surface finished aluminum alloy parts.
- Added para. 7.1 to clarify applicability of the safety precautions specified herein.
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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