Continued Airworthiness for the "CH" model line of aircraft designed by "Chris Heintz"
Parts Order Form PDF. Download here. Use this form when ordering parts, if you have a factory built aircraft only. Complete and email this Parts Order Form to Zenair at zenair.com@gmail.com
1, CH2000 FAA certified aircraft. Click her
2, CH 601XL or CH 650 ZODIAC SLSA. Click here
3, CH 750 STOL SLSA. Click here
7, CH 601 HD, HDS, UL. Click here
8, CH aircraft in Europe - http://www.zenairulm.com/service-bulletins--letters.html. Click here
9, SLSA Owner Responsibilities. click here
10, Aircraft Floats. Click here
11, Other Information. Click here
For additional information when building your aircraft, visit ZenithAir.com Builder Resource Area. (request a password from Zenith Aircraft Co. )
Engine, propeller, avionics and other standard aircraft items are not on this list. You need to contact the manufacturers for all up-to-date information.
Useful maintenance video's and documentation for "CH" (Chris Heintz) designed aircraft:
NEW Training manual. A must see for anyone doing maintenance on a CH aircraft airframe PDF
Nosewheel-Strut-and-Bungee-Installation
NEW Zenith "Donut" Nose Gear Suspension Installation and Testing
Zenith Aircraft YouTube channel
"100 Hour Inspection" Training program for the CH2000 aircraft maintenance
If you purchased an aircraft kit or if your aircraft is registered Experimental, visit ZenithAir.com Builder Resource Area. (request a password from Zenith Aircraft Co. )
Facebook - Zenith Aircraft Co general news
X - Twitter - Zenith Aircraft Co general news
Engine, propeller, avionics and other standard aircraft items are not on this list. You need to contact the manufacturers for all up-to-date information.
1, CH2000 FAA CERTIFIED AIRCRAFT - Factory Built ONLY
Parts Order Form PDF. Download here Use this form if you have a factory built aircraft only. Complete and email the Parts Order Form to Zenair at zenair.com@gmail.com
CH2000 Service Letters
Number | Subject | Affected serial numbers |
99-06 | Fuel selector valve | 20-0002 and up |
00-11 | Spins | 20-0002 and up |
01-06 | Engine muffler inspection | 20-0002 and up |
01-15 | Engine oil radiator | 20-0002 to 20-0060 |
02-03 | Angles in fuselage | 20-0002 and up |
25-02 | New muffler | 20-0002 and up |
22-02 | Nose gear up-date | 20-0002 and up |
19-02 | Four cylinder primer | 20-0002 and up |
08-02 | Open/CLOSE door label | 20-0002 and up |
January 06-2003 | Placard up-date | 20-0002 and up |
February 01-2003 | Gross weight increase | 20-0002 and up FAA registered aircraft only. Spin certified aircraft do not apply |
May-10-03 | Heat Shroud up-grade | All one piece muffler heat shrouds |
October 15-03 | Flap switch tab | All manufactured aircraft before August 2003 |
February 28-05 | Open/CLOSE door label | 20-0002 and up |
June 09-05 | Fuel tab indicator | Optional |
November 2005 | Gear wheels | Optional |
February 2006 | Main gear - Light Gear | Optional |
July_2014 | Door Hinge Corrosion | 20-0002 and up |
June_2015 | Replacement of Time Limited Parts | 20-0002 and up. |
Aug_2015 | Nose gear system - VIDEO | 20-0002 and up. |
Aug_2015 | Nose gear system - How it works | 20-0002 and up. |
Jan_2016 | Corrosion - General | 20-0002 and up. |
June_2016 | Firewall and Nose Gear parts | 20-0002 and up. |
May_2018 | Gear Attachment Inspection | 20-0002 and up |
Aug_2020 | Aileron root rib Inspection | 20-0002 and up |
Sept_2020 | Nose Gear bungee inspection and replacement technique | 20-0002 and up |
CH2000 owners - view the other Service Letters on this page affecting "ALL" CH desgins |
CH2000 Service Bulletins
Number | Subject | Affected serial numbers |
95-10 | Zinc Coated Steel Parts Corrosion | 20-0002; 3; 4; 7; 8; and 9 |
97-10 | Carburetor / Air intake box bolts | 20-0002 to 20-0035 |
00-04 | Possible cracks in firewall | 20-0002 to 20-0047 |
2006-March | A, Remove
"one-piece" cabin heat shroud from muffler and
install "two-piece" shroud. B, Install Carbon Monoxide detector in Cabin. |
A, All
aircraft that have "one-piece" cabin heat
shroud on muffler B, All serial numbers |
February 2011 | Nose gear weld inspection | Within 50 hours |
CH2000 Airworthiness Directives
Number | Subject | Affected serial numbers |
none as of January 2019 | - | - |
CH2000 Recommended Airframe up-grades
Date | Subject | Affected serial numbers |
March 2000 | Nose gear up-grade | All aircraft manufactured before March 2000. Note: All aircraft owners were mailed the required parts for the up-grade, free of charge, in June 2000. |
February 01-2003 | Gross weight increase | 20-0002 and up FAA registered aircraft only. Spin certified aircraft do not apply |
CH2000 Flight Manual Revision
November 4 2002 & FAA Supplement #1 for gross weight increase (attached to end of manual) |
CH2000 Flight Manual Supplement #2 - Garmin avionics
October 2003 |
Flight Manual Supplement #3 - Sandel avionics
August 2005 |
CH2000 Pilot Guides - Avionic.
See the manufacturers websites.
CH2000 Service Manual Revision
May 2011 |
CH2000 Parts Manual Revision
May 2005 |
CH2000 Air Bag Seat Belts
Contact Amsafe directly for all manuals and installation and continued maintenance and testing.
Type Certificate for the CH2000. View the FAA CH2000 Type Certificate
2, CH 601XL or CH 650 or factory built CH 601XL/650 ZODIAC SLSA
Go to the Zenithair.com Builder Resource Area. http://www.zenithair.net/Builder-Secure/
Register your aircraft with Zenith Aircraft Co., get a password and log on for all the updates.
For the European aircraft, please see http://www.zenairulm.com/service-bulletins--letters.html
For spare parts of an SLSA factory built registered aircraft, Zenair Ltd in Canada supplies the parts. Parts Order Form. Download here Fax the Parts Order Form to Zenair at 705-526-8022.
ZODIAC XL Parts and Components
Download:
Illustrated Parts Catalog
(draft, PDF, 22 pages, 3.2 mb) - Some
parts may be slightly different.
Parts Order Form PDF. Download here Use this form if you have a factory built aircraft only. Zenith Aircraft Company does not support factory built aircraft. Complete and Fax / email the Parts Order Form to Zenair at 705-526-8022 or zenair.com@gmail.com
Safety Alerts:
Number | Subject | Affected Models |
http://www.zenairulm.com/service-bulletins--letters.html | Aircraft manufactured in Europe | Factory built European UL CH601XL/650 |
October 29, 2008 | Control cable tension and inspection of ailerons and rear wing root | All CH 601 XL and CH 650 |
Nov 07, 2009 | Mandatory Airframe Upgrade | All CH 601 XL and CH 650 |
Sept 2013 | Rudder Pedal Inspection | All |
Jan 2017 | HT mandatory Inspection | All CH Designs |
Dec_2021 | Secondary Canopy Latch Installation | All CH 601 and CH 650 |
Aug 2023 | Mandatory POH update to MIXTURE PUSH RICH placard | All |
DEC_2023 | Nose gear lower bearing update. "White" nylon only. | All |
Service Bulletins:
Number | Subject | Affected Models |
NOV 2018 | Warp Drive Service Bulletin - 218-HHP-01 | All aircraft using a Warp Drive propeller |
JAN 2020 | UL POWER AERO ENGINES | broken spring in oil thermostat |
JUNE 2023 | Composite Design - UL POWER AERO ENGINES | Electrical Control Panel - Power loss of ECU |
Notifications / Service Letters:
Number | Subject | Affected Models |
January 2009 | Securing control surfaces when aircraft is parked | All |
September 2009 | 41 page check list | All |
January 2010 | Special Ferry Permit | All |
Aug_2015 | Nose gear system - VIDEO | All |
Aug_2015 | Nose gear system - How it works | All |
Jan_2016 | Corrosion - General | All |
Dec_2016 | Nose Gear Bungee Pin inspection | All |
Feb 2018 | Fuel system inspection | All |
May 2018 | Gear Attachment Inspection | All |
Jan 06 2020 | Rotax engine mount inspection | All |
Jan 07 2020 | Engines relying on electricity | All |
Jan 14 2020 | Aircraft Maneuvers | All |
Feb 18 2020 | Nose gear bungee upgrade to Shock Suspension System | All |
April 02 2020 | Advanced Preflight After Maintenance | All |
July 28_2020 | Control surface clearances inspection | All |
Sept_01_2020 | Nose Gear bungee inspection and replacement technique | All |
Sept 21 2020 |
Damaging structural parts when building your aircraft |
All |
Nov_18_2020 | Piano Hinge inspection - Flight Surfaces | All |
Oct_03_2022 | Hardware inspection - Airframe | All |
POH Revision
Number | Subject | Affected Models |
See above video on how to close the Zodiac canopy. Left and right latches must lock the canopy before flying.
Maintenance Manual Revision
November 2009 AMD 601/650 Service Manual MANDATORY UPDATE | Service Manual - New update #1 | All Zodiac CH 601 XL and CH 650 |
Other information:
February 2010 Rev 2 Zodiac series checklist: A 55 page checklist to help you thoroughly preflight your aircraft.
Control cable tension.
Photo guide procedure.
Drawings 6-ZU-1, 6-ZU-2, 6-ZU-3 and 6-ZU-4, and LAA Aileron Balance (these latest revised drawings are dated January 25, 2010).
3, CH 750 STOL or factory built CH 750 STOL SLSA or SD
Go to the Zenithair.com Builder Resource Area. http://www.zenithair.net/Builder-Secure/
Register your aircraft with Zenith Aircraft Co., get a password and log on for all the updates.
For spare parts of an SLSA factory built registered aircraft, Zenair Ltd in Canada supplies the parts. Parts Order Form. Download here Fax the Parts Order Form to Zenair at 705-526-8022. For all Experimental aircraft including ELSA, contact Zenith Aircraft Co.
Safety Alerts:
Number | Subject | Affected Models |
Sept 2013 | Rudder Pedal Inspection | All |
Feb 2016 | Control system update | All |
Jan 2017 | HT mandatory Inspection | All |
Aug 2023 | Mandatory POH update to MIXTURE PUSH RICH placard | All |
DEC_2023 | Nose gear lower bearing update. "White" nylon only. | All |
Service Bulletins:
Number | Subject | Affected Models |
JAN 2020 | UL POWER AERO ENGINES | broken spring in oil thermostat |
JUNE 2023 | Composite Design - UL POWER AERO ENGINES | Electrical Control Panel - Power loss of ECU |
Notifications / Service Letters:
Number | Subject | Affected Models |
January 2009 | Securing control surfaces when aircraft is parked | All |
Aug 2015 | Nose Gear system - VIDEO | All |
Aug 2015 | Nose gear system - How it works | All |
Jan 2016 | Corrosion - General | All |
Dec 2016 | Nose Gear Bungee Pin inspection | All |
Jan 2018 |
Inspection of “L” angles in the rear fuselage |
All |
Feb 2018 | Fuel system inspection | All |
May 2018 | Gear Attachment Inspection | All |
Jan 06 2020 | Rotax engine mount inspection | All |
Jan 07 2020 | Engines relying on electricity | All |
Jan 08 2020 | Upgrading to the aluminum door frames | All |
Jan 14 2020 | Aircraft Maneuvers | All |
Jan 15 2020 | Elevator Stop - CH750 | All |
Feb 18 2020 | Nose gear bungee upgrade to Shock Suspension System | All |
April 02 2020 | Advanced Preflight After Maintenance | All |
July 28_2020 | Control surface clearances inspection | All |
AUG_28_2020 | Doors - upgrade | All |
Sept_01_2020 | Nose Gear bungee inspection and replacement technique | All |
Sept 21 2020 |
Damaging structural parts when building your aircraft |
All |
Nov_18_2020 | Piano Hinge inspection - Flight Surfaces | All |
Oct_03_2022 | Hardware inspection - Airframe | All |
Oct_22_2024 | Seat back tube inspection | All |
POH Revision
Number | Subject | Affected Models |
Original |
Maintenance Manual Revision
Original |
Go to the Zenithair.com Builder Resource Area. http://www.zenithair.net/Builder-Secure/
Register your aircraft with Zenith Aircraft Co., get a password and log on for all the updates.
Safety Alerts:
Number | Subject | Affected Models |
Feb 2016 | Control system update | All |
Jan 2017 | HT mandatory Inspection | All |
DEC_2023 | Nose gear lower bearing update. "White" nylon only. | All |
Service Bulletins:
Number | Subject | Affected Models |
OCT 2018 | Stabilizer update and inspection | CH 750 CRUZER |
JAN 2020 | UL POWER AERO ENGINES | broken spring in oil thermostat |
JUNE 2023 | Composite Design - UL POWER AERO ENGINES | Electrical Control Panel - Power loss of ECU |
Notifications / Service Letters:
Number | Subject | Affected Models |
January 2009 | Securing control surfaces when aircraft is parked | All |
Aug 2015 | Nose Gear system - VIDEO | All |
Aug 2015 | Nose gear system - How it works | All |
Jan 2016 | Corrosion - General | All |
Dec 2016 | Nose Gear Bungee Pin inspection | All |
Jan 2018 |
Inspection of “L” angles in the rear fuselage |
All |
Feb 2018 | Fuel system inspection | All |
May 2018 | Gear Attachment Inspection | All |
Jan 06 2020 | Rotax engine mount inspection | All |
Jan 07 2020 | Engines relying on electricity | All |
Jan 08 2020 | Upgrading to the aluminum door frames | All |
Jan 14 2020 | Aircraft Maneuvers | All |
Jan 15 2020 | Elevator Stop - CH750 | All |
Feb 18 2020 | Nose gear bungee upgrade to Shock Suspension System | All |
April 02 2020 | Advanced Preflight After Maintenance | All |
July 28_2020 | Control surface clearances inspection | All |
Aug_28_2020 | Doors - upgrade | All |
Sept_01_2020 | Nose Gear bungee inspection and replacement technique | All |
Sept 21 2020 |
Damaging structural parts when building your aircraft |
All |
Nov_18_2020 | Piano Hinge inspection - Flight Surfaces | All |
Oct_03_2022 | Hardware inspection - Airframe | All |
Oct_22_2024 | Seat back tube inspection | All |
5, STOL CH 701 or CH 701 UL / factory built
Go to the Zenithair.com Builder Resource Area. http://www.zenithair.net/Builder-Secure/
Register your aircraft with Zenith Aircraft Co., get a password and log on for all the updates.
For the European aircraft, please see http://www.zenairulm.com/service-bulletins--letters.html
Safety Alerts:
Number | Subject | Affected Models |
Jan 2017 | HT mandatory Inspection | All |
DEC_2023 | Nose gear lower bearing update. "White" nylon only. | All |
Service Bulletins:
Number | Subject | Affected Models |
JAN 2020 | UL POWER AERO ENGINES | broken spring in oil thermostat |
JUNE 2023 | Composite Design - UL POWER AERO ENGINES | Electrical Control Panel - Power loss of ECU |
Notifications / Service Letters:
Oct 2001 | Top Channel "Zee" Reinforcement | All |
March 2003 | UK LAA tail inspection | All |
Aug 2005 | UK propeller | All |
January 2006 | UK Fuel selector | All |
Sept 2006 | Seat belt doubler | All |
January 2009 | Securing control surfaces when aircraft is parked | All |
Aug 2010 | Rotax 912 Bed Mount Steel Bracket E1-1X | All |
Aug 2015 | Nose Gear system - VIDEO | All |
Aug 2015 | Nose gear system - How it works | All |
Jan 2016 | Corrosion - General | All |
Dec 2016 | Nose Gear Bungee Pin inspection | All |
Jan 2017 | Mandatory Inspection | All |
Aug 2017 | Rudder Hinge inspection | All |
Feb 2018 | Fuel system inspection | All |
May 2018 | Gear Attachment Inspection | All |
Jan 06 2020 | Rotax engine mount inspection | All |
Jan 07 2020 | Engines relying on electricity | All |
Jan 14 2020 | Aircraft Maneuvers | All |
April 02 2020 | Advanced Preflight After Maintenance | All |
July 28_2020 | Control surface clearances inspection | All |
Sept_01_2020 | Nose Gear bungee inspection and replacement technique | All |
Sept 21 2020 |
Damaging structural parts when building your aircraft |
All |
Nov_18_2020 | Piano Hinge inspection - Flight Surfaces | All |
Oct_03_2022 | Hardware inspection - Airframe | All |
Feb_13_ 2023 | Rudder Pedal inspection | All |
Go to the Zenithair.com Builder Resource Area. http://www.zenithair.net/Builder-Secure/
Register your aircraft with Zenith Aircraft Co., get a password and log on for all the updates.
Safety Alerts:
Number | Subject | Affected Models |
Jan 2017 | HT mandatory Inspection | All |
DEC_2023 | Nose gear lower bearing update. "White" nylon only. | All |
Service Bulletins:
Number | Subject | Affected Models |
JUNE 2023 | Composite Design - UL POWER AERO ENGINES | Electrical Control Panel - Power loss of ECU |
Notifications / Service Letters:
Aug 2001 | Top Channel Zee Reinforcement | All |
Aug 2004 | HT size increase | All |
January 2009 | Securing control surfaces when aircraft is parked | All |
Aug 2015 | Nose Gear system - VIDEO | All |
Aug 2015 | Nose gear system - How it works | All |
Jan 2016 | Corrosion - General | All |
Dec 2016 | Nose Gear Bungee Pin inspection | All |
Jan 2017 | Mandatory Inspection | All |
Feb 2018 | Fuel system inspection | All |
May 2018 | Gear Attachment Inspection | All |
Jan 07 2020 | Engines relying on electricity | All |
Jan 14 2020 | Aircraft Maneuvers | All |
April 02 2020 | Advanced Preflight After Maintenance | All |
July 28_2020 | Control surface clearances inspection | All |
Sept_01_2020 | Nose Gear bungee inspection and replacement technique | All |
Sept 21 2020 |
Damaging structural parts when building your aircraft |
All |
Nov_18_2020 | Piano Hinge inspection - Flight Surfaces | All |
Oct_03_2022 | Hardware inspection - Airframe | All |
Oct_28_2024 | Nose wheel strut - inspection / replacement | All |
Go to the Zenithair.com Builder Resource Area. http://www.zenithair.net/Builder-Secure/
Register your aircraft with Zenith Aircraft Co., get a password and log on for all the updates.
For the European aircraft, please see http://www.zenairulm.com/service-bulletins--letters.html
See all the Safety Alerts, Service Bulletins and Service Letters of the CH 601 XL - 650. Here is additional info:
Safety Alerts:
Number | Subject | Affected Models |
Jan 2017 | HT mandatory Inspection | All |
Dec_2021 | Secondary Canopy Latch Installation | All |
DEC_2023 | Nose gear lower bearing update. "White" nylon only. | All |
Service Bulletins:
Number | Subject | Affected Models |
JUNE 2023 | Composite Design - UL POWER AERO ENGINES | Electrical Control Panel - Power loss of ECU |
Notifications / Service Letters:
Jan 2001 6v4-7new.pdf 601-splice-plate-6v4-inst.pdf |
ZODIAC CH 601 HD/HDS/UL WING SPAR SPLICE PLATES INSPECTION | All |
May 2003 | ZODIAC CH 601 series elevator piano hinge (6T2-5) | All |
Nov 2006 |
ZODIAC CH 601 UL, HD and HDS
MAIN LANDING GEAR LEG BOTTOM
PLATE (6L1-1) THICKNESS = 3/16”
|
All |
Oct_03_2022 | Hardware inspection - Airframe | All |
For the European aircraft, please see http://www.zenairulm.com/service-bulletins--letters.html - Latest - TSN 2020-1 (PDF, 457.29 KB) Wrong installation of emergency parachute on Zenair Zodiac CH-601 - FEB 2020
9, SLSA OWNER RESPONSIBILITIES
Zenair Ltd of Canada is assisting AMD built "CH" SLSA customers with spare parts and for continued airworthiness issues. Since the AMD company is no longer around, it is recommended that owners of AMD built SLSA's re-register their aircraft to ELSA. Please see the following article. Kitplanes June 2014
Zenair Ltd can be contacted at 705-526-2871
As per ASTM F2295:
5.4 Owner/Operator Responsibilities:
5.4.1 Each owner/operator of a LSA shall read and comply with the maintenance and continued airworthiness information and instructions provided by the manufacturer.
5.4.2 Each owner/operator of a LSA shall be responsible for providing the manufacturer with current contact information where the manufacturer may send the owner/operator supplemental
notification bulletins.
5.4.3 The owner/operator of a LSA shall be responsible for notifying the manufacturer of any safety of flight issue or significant service difficulty upon discovery.
5.4.4 The owner/operator of a LSA shall be responsible for complying with all manufacturer issued notices of corrective action and for complying with all applicable aviation authority regulations in regard to maintaining the airworthiness of the LSA.
5.4.5 An owner of a LSA shall ensure that any needed corrective action be completed as specified in a notice, or by the next scheduled annual inspection.
5.4.6 Should an owner/operator not comply with any mandatory service requirement, the LSA shall be considered not in compliance with applicable ASTM standards and may be
subject to regulatory action by the presiding aviation authority.
For information on the Zenair Ltd aircraft floats. http://www.zenairfloats.info/service-letters.html
NEW Training manual. A must see for anyone doing maintenance on a CH aircraft airframe PDF
Parts Order Form. Download here Fax the Parts Order Form to Zenair at 705-526-8022
Reporting Form. Download here Fax the Reporting Form to Zenair at 705-526-8022
You may have a Lycoming engine or Rotax or ULPower etc, or a Sensenich propeller or Warp Drive etc installed in your aircraft. These manufactures list their own service documentation and Zenair generally does not post these. However, sometimes, a manufacturer will ask us to post service documentation. Make sure you have the latest documentation. Keep in touch with your engine, propeller, avionics etc manufacturers. Do not rely on this list. Contact your manufacturer.
LYCOMING SERVICE AREAWHIRLWIND PROP Service Letters
GSC SYSTEMS (2004) Ltd. GSC Systems Propeller TBO and Operating Instructions 2005
MATCO Technical data and Service information
And many more. What's installed in your aircraft? Contact the manufacturers or suppliers for the latest info. Do NOT rely on this list.
----------------------------------------------------------------------------------------------------------------------------------------------
Information and guidance concerning acceptable fabrication and assembly methods, techniques and practices are provided in FAA Advisory Circular (AC) No. 43.13-1A, "Acceptable Methods, Techniques, and Practices - Aircraft Inspection and Repair," and AC No. 43.13-2A, "Acceptable Methods, Techniques and Practices - Aircraft Alterations."
----------------------------------------------------------------------------------------------------------------------------------------------
All information is subject to change without notice. This web site is for general information only. Use at your own risk and do not assume that this list includes everything for your aircraft. Not all CH designs or suppliers or safety information is listed on this site. Contact Zenair Ltd if you have any questions.
Last update - OCT 2024
Contact email: zenair.com@gmail.com
Remember to update this web page by pressing the refresh and by right clicking your mouse and pressing "Reload Frame"