STC Approvals

Your invoice showing the purchase of a kit part number shown in the chart below serves as written permission from Hartzell Engine Technologies LLC to use the appropriate STC shown below in compliance with FAA regulation 21.120.

 

 

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Aircraft
Make
Eligible
Models
STC
Number
Heater Kit
Part Number
Kit Features
Aircraft
Make
Eligible
Models
STC
Number
Heater Kit
Part Number
Kit Features
Beechcraft Textron Aviation 50 (L-23A), B50 (L-23B), C50, D50 (L-23E), D50A, D50B, D50C, D50E, D50E-5990, E50 (L-23D, RL-23D), F50, G50, H50, J50 SA02002CH CD14060K14 Replaces the OE Janitrol Aero S50 (83A28) heating system. Improved fuel consumption vs. OE heater. Includes mounting hardware, components and wiring Download
Beechcraft Textron Aviation 95, B95, D95A, E95, 95-55, 95-A55, 95-B55, 95-B55A S/N TC-1 thru TC-1657, 95-B55B (T-42A), 95-C55, 95-C55A, D55, D55A, E55, E55A S/N TE-1 thru TE-958, TE-960 thru TE-967, 56TC S/N TG-1 thru TG-83, A56TC S/N TG-84 thru TG-94, 58 S/N TH-1 thru TH-436 SA01945CH CD14050K13 Replaces the OE Janitrol Aero S50 (83A28) heating system. Improved fuel consumption vs. OE heater. Includes mounting hardware, components and wiring. Download
Beechcraft Textron Aviation 95-B55 S/N TC-1658 and up, E55 S/N TE-959, TE-968 and up, 58 S/N TH-437 and up, G58 SA03334CH CD14193-1 Replacement for the Janitrol Aero 81D94-3, Janitrol Aero S50 83A28 (requires 29155 mounting hardware), C&D CD14192-1, C&D CD14050K13 and CD50000K33. Heater designed for use with the Nexus Heat/Air conditioning system but is also stand alone STC. Offers multiple improvements over previous Janitrol Aero and C&D systems.Download
Beechcraft Textron Aviation 58 S/N TH-1 thru TH-436 SA03334CH CD14193-1 + 29155 Same as CD14193-1 but includes mounting hardware for S50 replacement.Download
Beechcraft Textron Aviation G58 SA02816CH CD50000K33 Replacement for Janitrol Aero 81D94-3 heater on the G58 exclusively. Includes Fuel pump, Combustion air blower, Air inlet assy and Sceet hose.Download
Beechcraft Textron Aviation 99, A99, B99 SA02653CH CD14190K31 New installation. Installed in the nose section, right side. Provides supplemental heat in addition to the Janitrol Aero S100. Includes all mounting hardware, components (including JetA fuel system) and wiring. Distribution plenum and ram air scoop optional.Download
Cessna Textron Aviation 170, 170A, 170B SA01949CH CD11214K12 Replaces OE, factory option, South Wind 979 system. Most 170's never had heater though cutouts are in floor. 25K BTU system. Includes most mounting hardware, all components and wiring.Download
Cessna Textron Aviation 190, 195, 195A, 195B SA00971CH CD11214K5 Replaces South Wind 979 and 940 systems. Installed in same location as original, under rear bench seat. BTU rating of 25K (vs. 15K of 979). Includes components and wiring. For more heat and better CG consider the CD12091K11Download
Cessna Textron Aviation 190, 195, 195A, 195B SA01801CH CD12091K11 New installation (eliminates OE South Wind heater located under rear bench seat). Heater is 45K BTU. Sits aft of rear bulkhead for better CG and higher output. Includes all mounting hardware, components and wiring. Download
Cessna Textron Aviation 310, 310A S/N 35000 thru 35546 SA00971CH CD14010K3 Replaces South Wind 940 system. Increases BTU from 25K to 35K. Includes components and wiringDownload
DeHavilland Viking DHC-2 Mk. I, DHC-2 Mk. II, DHC-2 Mk. III SA03134CH CD12030K41 New installation for Beaver DHC-2. Heating system is 45K BTU and allows for quick removal and re-installation. Designed for amphibious use and includes Mounting hardware, components and wiring. Insullation kit and ducting kit are optional. Download
Gulfstream American G-44, G-44A SA02707CH CD12015K26 New installation or replacement for South Wind 979 & 940 systems in the Grumman Wigeon. Installed in the tail section, left side. Includes mounting hardware, components and wiring. Ram air scoop and ducting kits are optional. Download
Lake LA-4, LA-4A, LA-4P, LA-4-200 SA00971CH CD11215K6 Replaces South Wind 940 or Janitrol Aero 99C42. Same location and BTU rating of 25K. Includes mounting hardware, components and wiring.

Top drawing shows -A for fuel injected or -B for carbureted.
Download
Lake LA-4, LA-4A, LA-4P, LA-4-200, 250 SA01526CH CD12011K7 For new installations and used to replace Janitrol Aero system. 35K BTU vs. 25K in OE and CD11215K6. Includes mounting hardware, components and wiring. For Renegade - bonnet and dist plenum are needed, may purchase separately.

Top drawing separates components used for fuel injected from carbureted.
Download
Piper PA-23, PA-23-160, PA-23-235 (12VDC) Apache S/N 23-1 and up, 27-505 thru 27-622 SA01566CH CD11005K1 Replaces South Wind 979 and 940 systems. Increases BTU rating from 25K to 35K. Includes mounting hardware, components and wiring.Download
Piper PA-23-250, PA-E23-250 (12VDC) Aztec w. Carbureted Engines S/N 27-1 thru 27-258, 27-365 thru 27-401, 27-403 thru 27-2297, 27-2299 thru 27-2330, 27-2332 thru 27-3049, 27-3051 thru 27-3153 SA01566CH CD11005K2(C) Replaces the OE South Wind 979 and 940 systems. Increases BTU from 15K/25K to 35K. Includes all mounting hardware, components and wiring. (C) indicates this installation is for use with carbureted engines.Download
Piper PA-23-250, PA-E23-250 (12VDC) Aztec w. Fuel Injected Engines S/N 27-1 thru 27-258, 27-365 thru 27-401, 27-403 thru 27-2297, 27-2299 thru 27-2330, 27-2332 thru 27-3049, 27-3051 thru 27-3153 SA01566CH CD11005K2(F) Replaces South Wind 979 and 940 systems. Increases BTU from 15K/25K to 35K. Includes all mounting hardware, components and wiring. (F) indicates this installation is for use with fuel injected engines.Download
Piper PA-E23-250, PA-23-250 (24VDC) Aztec S/N 27-259 thru 27-364, 27-402, 27-2298, 27-2331 SA01566CH CD11006K2 Replaces South Wind 979 and 940 systems. Increases BTU rating from 25K to 35K. Includes mounting hardware, components and wiring.Download
Piper PA-30 S/N 30-2 thru 30-401 SA00971CH CD12006K4 Replaces South Wind 940 system. Increases BTU from 25K to 35K. Includes components and wiringDownload
Piper PA-31, PA-31-300, PA-31-325, PA31-350 SA01751CH CD12031K9 New installation for the rear of the Piper Navajo. STC includes all mounting hardware, components (including fuel system) and wiring. Heater is a 45K BTU. Download
Piper PA-31-350 Modification Kit Only SA02973CH CD29151 Component only. Kit significantly increases heat output into cabin by allowing for additional airflow. Also replaces fuel regulator and filters incoming fuel. CD21253 Thermostat is also recommended for this aircraft for added longevity.

Note top drawing for two options on the Manifold (depending on OE setup.)
Download
Piper PA-31T, PA-31T1 SA02641CH CD11003K30 New installation. Installed in the tail section, left side, and sits upright. Provides heat in addition to the OE Janitrol Aero or CD12022-1 front heater. Includes all mounting hardware, components (including JetA fuel system) and wiring.Download
Piper PA-34-200, PA-34-200T, PA-34-220T Fuel Pump Conversion Only SA02785CH CD52050 Component only. Replacement for OE heater fuel pump. Includes fuel line and cover.Download
Sierra Hotel Aero Navion (L-17A), Navion A (L-17B, L-17C), Navion B, Navion D, Navion E, Navion F, Navion G, Navion H SA01772CH CD11007K8 Replacement for the South Wind 979 system installed in the engine compartment. Increases BTU from 15K to 25K. Does not have ventilation blower, air pushed into cabin via prop wash. Larger option with vent blower are the rear mounted 45K heaters (K23R or K27L kits).Download
Sierra Hotel Aero 12VDC Left Rear Installation Navion, Navion A, Navion B, Navion D, Navion E, Navion F, Navion G, Navion H SA02487CH CD12017K27L New installation (eliminates need for OE South Wind front heater.) 12V Replacement for CD11007K8 front heater. Located on left side of tail section. Increases BTU from 25K to 45K and allows for ventilation blower. Includes all mounting hardware, components and wiring. Optional distribution plenum available. Download
Sierra Hotel Aero 12VDC Right Rear Installation Navion, Navion A, Navion B, Navion D, Navion E, Navion F, Navion G, Navion H SA02487CH CD12008K23R New installation (eliminates need for OE South Wind front heater.) 12V Replacement for CD11007K8 front heater. Located on right side of tail section. Increases BTU from 25K to 45K and allows for ventilation blower. Includes all mounting hardware, components and wiring. Optional distribution plenum available. Download
Sierra Hotel Aero 24VDC Left Rear Installation Navion, Navion A, Navion B, Navion D, Navion E, Navion F, Navion G, Navion H SA02487CH CD12018K27L New installation (eliminates need for OE South Wind front heater.) 24V system is located on left side of tail section. BTU is 45K and allows for ventilation blower. Includes all mounting hardware, components and wiring. Optional distribution plenum available.Download
Sierra Hotel Aero 24VDC Right Rear Installation Navion, Navion A, Navion B, Navion D, Navion E, Navion F, Navion G, Navion H SA02487CH CD12016K23R New installation (eliminates need for OE South Wind front heater.) 24V system is located on right side of tail section. BTU is 45K and allows for ventilation blower. Includes all mounting hardware, components and wiring. Optional distribution plenum available.Download
Sikorsky Aircraft S-55B S/N 55907 SR02562CH CD14190K28 New installation for Sikorsky rotorcraft. Installed in tail section and includes mounting hardware, components and wiring. Application is JetA.Download
Twin Commander L-3085, 500, 500-A, 500-B, 500-S S/N 0131 and up, 500-U, 520, 560, 560-A, 560-E, 560-F, 680, 680-E, 680-F, 680-FL, 680-FL(P) SA01660CH CD12043K10 Replaces the OE Janitrol Aero S25 heater (C15C54) Increases BTU from 25K to 45K. Includes heater and Combustion Blower Assy. See top drawing for recommended optional components i.e. Vent blower assy, thermostat, fuel train etc..Download
Twin Commander 680FL(P), 680F(P) SA02119CH CD14045K17 Replaces OE S-series Janitrol Aero system. Heater sits upright in tail of aircraft. Download
Twin Commander 680T SA02120CH CD14046K18 Replaces OE S-series Janitrol Aero system. Heater sits upright in tail of aircraft. JetA application.Download
Wing Aircraft Emerald Enterprises D-1 SA02118CH CD11004K16 New installation.Download