Service Bulletin SB-160-00-80-002

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SLO.DOA.002 ALPHA Trainer Service Bulletin Document-No.: SB-160-00-80-002 Issue: A00 Page: 1 of 6 DOH temp.: FDO-00-10-346_B00 All rights reserved. Reproduction or disclosure to third parties of this document or any part thereof is not permitted, except with the prior and express written permission of Pipistrel Group's R&D division, Pipistrel Vertical Solutions d.o.o., which is authorized to publish technical documentation for Pipistrel Group's subsidiaries. SB Issuer/TC holder Company name: Pipistrel Vertical Solutions d.o.o. Address: Vipavska cesta 2, 5270 Ajdovščina, Slovenia Website: http://www.pipistrel-aircraft.com Contact: +38653663873 Type: ALPHA Trainer Model ALPHA Trainer LSA, ALPHA Trainer, ALPHA Club List of issues and alterations ISSUE REASON FOR ALTERATION PAGES AFFECTED DATE OF ISSUE A00 Initial issue all 01.03.2021 FUNCTION: NAME: DIGITAL SIGNATURE WITH TIMESTAMP: Verified and approved: HOA Vid Plevnik This document is verified and approved under the authority of: SLO.DOA.002 SLO.DOA.002 SB-160-00-80-002 Issue: A00 Pipistrel d.o.o. Page: 2 of 6 SB Name: Fuel system inspection Category: Information / Recommended / Mandatory Subject: Fuel odor check in the aft cabin area. Affected Aircraft: All Pipistrel ALPHA Trainer and LSA ALPHA Trainer aircraft with polyamide fuel reservoir installed (p/n; 1292010). See REMARKS section for details (Figure 1. and Figure 2.). Date of issue: 01.03.2021 Date of effect: 01.03.2021 Time of Compliance: Before next flight Reason: The smell of fuel, supposedly coming from the area oft of the cabin, has been reported. Pipistrel is currently investigating the cause. Actions: Part 1: Inspection a. Remove the crew seats. b. Check for any smell/odor of fuel. c. If nothing is detected proceed to step g. If smell/odor of fuel is present proceed to step d. d. Remove baggage compartment (if applicable). e. Check for moisture along the fuel lines, reservoir outlet and fuel fittings in the area aft of cabin (Figure 3). WARNING: If the smell of fuel or any signs of moisture are present, flying the aircraft is not recommended. Please contact Pipistrel (support@pipistrel-aircraft.si) for further guidelines. f. Install baggage compartment (if applicable). g. Install the crew seats. SLO.DOA.002 SB-160-00-80-002 Issue: A00 Pipistrel d.o.o. Page: 3 of 6 Part 2: Reporting compliance Report compliance with this SB by scanning the QR code or clicking on the link below and filling out/submitting Pipistrel’s service document compliance form. https://www.pipistrel-aircraft.com/support/other-service-document- compliance-form/ Documents: N/A Required Material: If step d. to step f. in part 1 is implemented: Hex key set, Metric wrench set. Mass and Balance: Not affected Required Records: Compliance with this service bulletin must be confirmed in the aircraft records. SLO.DOA.002 SB-160-00-80-002 Issue: A00 Pipistrel d.o.o. Page: 4 of 6 Remarks: Figure 1: Composite and polyamide reservoir. The main notable differences are the material, shape and fittings. Figure 2: Polyamide reservoir. SLO.DOA.002 SB-160-00-80-002 Issue: A00 Pipistrel d.o.o. Page: 5 of 6 Figure 3: Dry cloth inspection NOTE: The figure above merely illustrates how to inspect for moisture. It is not representative of the fuel outlet configuration found on the affected aircraft. SLO.DOA.002 SB-160-00-80-002 Issue: A00 Pipistrel d.o.o. Page: 6 of 6 This page is intentionally left blank. END OF SERVICE BULLETIN