Service Information: Zee Systems
There will be over 135,000 documents in our Service Information Indexes. If the SB that you need is not yet a link (or is not listed), Contact Us. Please mention the AD No. in your message.
Most SBs are displayed in PDF format. (Use your Browser's 'Edit | Find' function to locate an SB by number.)
Table of Contents
Component Maintenance Manuals • Drawings • FAA-PMA Eligibility Lists • Maintenance Manuals • Service Bulletins • Service Information Letters • Service Letters
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| CMM SZ43-002 | en | SZ43-002-Series Motor-Compressor-Condenser Assembly | 04/30/2004 | |
| CMM SZ43-002 | 1 | en | SZ43-002-Series Motor-Compressor-Condenser Assembly | 06/30/2005 |
| CMM SZ45D | en | SZ45-002-Series Motor-Compressor-Condenser Assembly with MOD D | 12/01/2003 | |
| CMM SZ58-003 | 2 | en | SZ58-003-Series Motor - Compressor Drive Motor | 03/01/2017 |
| CMM SZ58-65 | H | en | SZ58-002-Series Motor-Compressor Assembly and SZ65-001-Series Motor-Compressor-Condenser Assembly | 03/24/2006 |
| CMM SZ63-002-LORU | en | SZ63-002-LORU Evaporator Assembly | 01/15/2004 | |
| CMM SZ67-002 | 3 | en | SZ67-002-Series Evaporator Assembly | 10/15/2002 |
| CMM SZ206 | 2 | en | SCF206T-Series, SCF206TC-Series, SZ84-011-Series, SZ84-913XX-Series Compressor | 06/14/2004 |
| CMM Z09-700 | en | Z09-700-Series Evaporator Assembly | 06/20/2001 | |
| CMM Z09-89600 | en | Z09-89600-Series Motor-Compressor-Condenser Assembly Includes Sub-Assemblies Z09-600-Series Power Condenser and Z09-8900-Series Motor-Compressor | 06/20/2001 | |
| CMM Z12-030 | en | Z12-030-Series Relay Panel Assembly | 05/04/2001 | |
| CMM Z12-036 | en | Z12-036-Series Relay Panel Assembly | 10/24/2001 | |
| CMM Z12-601 | en | Z12-601-Series Power Condenser Assembly | 10/24/2001 | |
| CMM Z12-702 | en | Z12-702-Series Evaporator Assembly | 10/24/2001 | |
| CMM Z12-703 | en | Z12-703-Series Evaporator Assembly | 10/24/2001 | |
| CMM Z12-870 | en | Z12-870-Series Blower Motor Assembly | 05/08/2001 | |
| CMM Z12-871 | en | Z12-871-Series Blower Motor Assembly | 10/24/2001 | |
| CMM Z12-8900 | en | Z12-8900-Series Motor-Compressor Assembly | 10/24/2001 | |
| CMM Z12-89600 | en | Z12-89600-Series Motor-Compressor-Condenser Assembly | 04/11/2001 | |
| CMM Z12H701 | en | Z12H701-Series Evaporator-Heater Assembly | 04/11/2001 | |
| CMM Z21-701 | en | Z21-701-Series Evaporator Assembly | 03/24/2003 | |
| CMM Z26-8900 | en | Z26-8900-Series Motor-Compressor Assembly | 01/28/2006 | |
| CMM Z26-8900 | 4 | en | Z26-8900-Series Motor-Compressor Assembly | 06/12/2023 |
| CMM Z26-89600 | 2 | en | Z26-89600-Series Motor-Compressor-Condenser Assembly Includes Sub-Assemblies Z26-8900-Series Motor-Compressor Assembly, SZ43-600-Series Power Condenser Assembly, Z09-600-Series Power Condenser Assembly, Z12-601-Series Power Condenser Assembly, Z14-601-Series Power Condenser Assembly | 01/03/2008 |
| CMM Z26-89600 | 3 | en | Z26-89600-Series Motor-Compressor-Condenser Assembly Includes Sub-Assemblies Z26-8900-Series Motor-Compressor Assembly, SZ43-600-Series Power Condenser Assembly, Z09-600-Series Power Condenser Assembly, Z12-601-Series Power Condenser Assembly, Z14-601-Series Power Condenser Assembly | 10/20/2008 |
| CMM Z26-89600 | 5 | en | Z26-89600-Series Motor-Compressor-Condenser Assembly Includes Sub-Assemblies Z26-8900-Series Motor-Compressor Assembly, SZ43-600-Series Power Condenser Assembly, Z09-600-Series Power Condenser Assembly, Z12-601-Series Power Condenser Assembly, Z14-601-Series Power Condenser Assembly | 04/20/2012 |
| CMM Z99-800 | 2 | en | Z99-800-Series - Commpressor Drive Motor | 03/01/2017 |
| CMM Z99-800 | 3 | en | Z99-800-Series - Commpressor Drive Motor | 10/02/2020 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| Draw 385L-WD-F | en | Wiring for 385L-1 | 07/14/2010 | |
| Draw SZ45-P | B | en | Typical Plumbing | 01/12/2007 |
| Draw SZ45-WD-F | A | en | Typical Schematic (Functional) | 06/30/2008 |
| Draw SZ45H-WD-F | en | Typical Schematic (Functional) | 11/14/2003 | |
| Draw Z14H-WD-F | en | Typical Schematic (Functional) | 02/18/2005 | |
| Draw Z26-P | en | Typical Plumbing | 01/12/2007 | |
| Draw Z26-P | A | en | Typical Plumbing | 02/10/2009 |
| Draw Z26-WD-F | B | en | Typical Schematic (Functional) | 06/30/2008 |
| Draw Z26H-WD-F | en | Typical Schematic (Functional) | 03/12/2009 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| List 1 | en | SZ58-003-Series Motor and Detail Parts | 12/31/2008 | |
| List 2 | en | for P/N: Z6386AK, Z6386BK & Z6386CK Brush Kit | 12/31/2008 | |
| List 3 | en | 09/30/2009 | ||
| List 4 | en | 09/30/2009 | ||
| List 5 | en | Air Tractor | 02/28/2011 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| MM SZ63 | en | Evaporator Assembly | 08/31/1993 | |
| MM SZ63-002-11 | 1 | en | Fairchild SA227-AC, BC, CC, DC | 10/01/2004 |
| MM SZ72-001-1 | 2 | en | Air Conditioning Motor/Compressor/Condenser Unit | 12/07/1989 |
| MM SZ76-001-1B | 2 | en | Air Conditioning Motor/Compressor/Condenser Unit | 12/07/1989 |
| MM SZ77-001-1 | 2 | en | Air Conditioning Motor/Compressor/Condenser Unit | 12/07/1989 |
| MM SZ78-001-1 | en | Evaporator Assembly | 09/09/1993 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SB 43-R134 | 4 | en | To Modify the System to Use CFC Free R-134a Refrigerant | 11/14/2002 |
| SB 45-R134 | 3 | en | To Modify the System to Use CFC Free R-134a Refrigerant | 07/02/2004 |
| SB 59-000-1 | 10 | en | To Modify and Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant | 05/02/2007 |
| SB 59-000-1A | 1 | en | Upgrade Kits Before August 8, 2002 Did Not Include the Replacement of the Three Expansion Valves | 11/05/2002 |
| SB 59-000-2 | en | Re-Route the No. 8 Discharge Flex Line Under the No. 10 Suction Flex Line at the Compressor | 04/15/2004 | |
| SB 65-R134 | 1 | en | To Modify the SZ65-001-1/-1A/-1B/-1C Motor Compressor Condenser Assembly (M/C/C) to Use CFC Free R-134a Refrigerant | 02/25/2004 |
| SB 65-R134-1 | en | To Modify the SZ65-001-1 Motor Compressor Condenser Assembly (MCC) to Use CFC Free R-134a Refrigerant | 07/23/2004 | |
| SB 67-R134 | 1 | en | To Modify the SZ67-002-1, SZ67-002-1A, SZ67-002-1B Evaporator Assembly to Use CFC Free R-134a Refrigerant. | 02/25/2004 |
| SB 70-R134 | en | To Modify the SZ70-001-1 Evaporator Assembly to Use CFC Free R-134a Refrigerant | 07/23/2004 | |
| SB 78-001-1 | en | To Modify the Evaporator Assembly (MCC) to Use R-134a Refrigerant. This is Modification B (MOD B) | 09/06/2006 | |
| SB 83-001-2 | en | To Modify the MCC to Use R-134a Refrigerant | 09/06/2006 | |
| SB 6386-1 | en | Brush Z6386A (Included in Z6386AK Kit) Shipped Before 8-12-03 have a Insulation Sleeve over the Copper Wire Strands Between the Terminal Lug and the Carbon Contact. In Some Cases this Sleeve Causes the Brush to Hang Up in the Brush Holder and Lose Contact with the Armature Commutator. This Condition Causes the Motor to Turn Slower and Pull a Higher than Expected Current Draw which in Some Cases Causes the Current Limiter and or Circuit Breaker to Trip. This Condition Does Not Present any Danger to Flight | 08/12/2003 | |
| SB R-134-01 | 1 | en | To Modify and Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant | 02/25/2004 |
| SB R-134-05 | en | To Modify and Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant | 07/23/2004 | |
| SB R134-06 | en | To Modify the Air Conditioning System to Use R-134a Refrigerant | 09/06/2006 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SIL 58-001 | 1 | en | Inspection and T.B.O. Intervals for the SZ58-Series Motor | 03/15/2001 |
| SIL 59-000-1 | en | To Clarify Part Inspection, TBO and Life Limit Times | 11/11/2013 | |
| SIL SZ43-002-2 | 1 | en | Summary of all Modifications to the SZ43-002-Series Motor Compressor Condenser Assembly to Aid in Identification | 03/24/2004 |
| SIL SZ45-002-3 | 1 | en | Summary of All Modifications to the SZ45-002-Series Motor Compressor Condenser Assembly to Aid in Identification | 11/20/2002 |
| SIL SZ47-003B | en | SZ47-003-1A/-2A Blower Assemblies | 04/30/1996 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SL 43-000 | en | Recommended Procedure for the Addition of an Optional Hour Meter to Track System Operating Time for the Purpose of Accurate Maintenance Scheduling (TBO) | 07/14/2003 | |
| SL 43-003 | en | Brush Inspection and TBO for the SZ43-Series Motor | 06/30/1998 | |
| SL 43-004 | 1 | en | Recommended Service Intervals for the SZ43-Series Motor Compressor Condenser (MCC) Assemblies and Sub-Assemblies | 07/14/2003 |
| SL 43-1 | en | Provide Refrigerant Charging Instructions for Air Conditioning Systems Using the SZ43-002-Series Motor Compressor Condenser Assembly | 07/25/2003 | |
| SL 45-002-2 | 3 | en | Modification of Motor Compressor Condenser Assembly P/N: SZ45-002-1/-1A/-3/-3A with Upgraded Motor Z99-800-1 | 10/07/2002 |
| SL 45-1 | 1 | en | Provide Refrigerant Charging Instructions for Air Conditioning Systems Using the SZ45-002-Series 06 the Z26-89600-Series Motor Compressor Condenser Assembly | 01/20/2006 |
| SL 47-003 | en | Use of Alternate Part Number Blower Assembly and SZ47-003K Kit | 08/05/1993 | |
| SL 47-003-1 | en | Instructions to Make a One Shaft Motor From the Dual Shaft Motor | 10/29/2001 | |
| SL 47-003-1 | 3 | en | Instructions to Make a One Shaft Motor From the Dual Shaft Motor | 03/05/2010 |
| SL 47-003-1 | 4 | en | Instructions to Make a One Shaft Motor From the Dual Shaft Motor | 01/04/2024 |
| SL 47-003-2 | en | To Provide Instructions to Return the Blower Assembly to the Original Configuration | 02/26/2010 | |
| SL 47-003-2 | 1 | en | To Provide Instructions to Return the Blower Assembly to the Original Configuration | 03/26/2010 |
| SL 47-003-3 | en | To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly | 02/26/2010 | |
| SL 47-003-3 | 1 | en | To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly | 03/26/2010 |
| SL 47-003-4 | en | To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly | 09/20/2011 | |
| SL 47-003-4 | 2 | en | To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly | 01/04/2024 |
| SL 47-003K | 1 | en | Use of Alternate Part Number Blower Assembly and SZ47-003K Kit in New Manufacture and Field Repair | 07/22/2004 |
| SL 47-003K | 2 | en | Use of Alternate Part Number Blower Assembly and SZ47-003K Kit in New Manufacture and Field Repair | 04/09/2009 |
| SL 55M-1 | en | Provide Refrigerant Charging Instructions for the SZ55M Air Conditioning Module | 07/24/2003 | |
| SL 58-003 | 2 | en | To Provide Service, Maintenance and Preventive Maintenance Information for the SZ58-003-Series Motor | 10/21/2008 |
| SL 58-003 | 3 | en | To Provide Service, Maintenance and Preventive Maintenance Information for the SZ58-003-Series Motor | 07/15/2010 |
| SL 58-003-1 | en | To Provide Guidance for Field Brush Inspection and Replacement Procedures | 05/15/2019 | |
| SL 58-003-2 | en | To Provide Instructions to Check the Z99-845-1 Brush Spring Tension and Adjust as Necessary After Installation on the Brush Holder. | 05/15/2019 | |
| SL 59K-000-1 | en | To Modify SZ59K-R134 Kits Installed to Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant | 05/31/2001 | |
| SL 59K-000-2 | en | To Define Compressor Oil Inspection Intervals | 05/31/2003 | |
| SL 59K-000-3 | en | To Provide Clarification on the Proper Belt Tension between the Motor and Compressor | 09/24/2013 | |
| SL 59K-000-4 | en | To List O-Rings on the Hoses (Flex Lines) and Compressor Fittings | 04/25/2014 | |
| SL 84-913 | en | The Removal Time and Inspection Criteria for all SZ84-913(XX)-Series, SCF206-20885 and SCF206-21905 Compressors | 07/14/2003 | |
| SL 96-000-5 | 1 | en | To Provide Service Instructions for the Vapor Cycle Air Conditioning System Designed by ZEE Systems, Inc. | 08/14/2002 |
| SL 99-800 | en | Inspection and T.B.O. Intervals for the Z99-800-Series Motor | 10/31/2003 | |
| SL 99-800-1 | 3 | en | To Provide Service Information for the Z99-800-1 Motor | 10/21/2008 |
| SL 99-800-1 | 4 | en | To Provide Service Information for the Z99-800-1 Motor | 07/14/2010 |
| SL 99-800-1 | 5 | en | To Provide Service Information for the Z99-800-1 Motor | 11/14/2013 |
| SL 99-800-2 | en | To Provide Guidance for Field Brush Inspection and Replacement Procedures | 05/15/2019 | |
| SL 99-800-3 | en | To Provide Instructions to Check the Z99-845-1 Brush Spring Tension and Adjust if Necessary After Installation on the Brush Holder. | 05/15/2019 | |
| SL R134-1 | en | Alternate Lubricating Oils for the Compressor | 10/13/2003 | |
| SL SZ43-002-1A | 1 | en | Freon Cycle Air Conditioning System - Motor Compressor Condenser Assembly - Fan Assembly Conversion of P/N: SZ43-002-1 to SZ43-002-1A | 05/31/2001 |
| SL Z03-033-1 | en | The Possibility Exists that the Screw Connections Between the Wire and the Connector May Loosen | 05/26/2003 | |
| SL Z03-034-2 | en | The Z03-034-1 Meter Panel Unit (MPU) is No Longer Available. This Service Letter Allows for Alternate Part Number Z03-034-2 MPU to be Used. The Z03-034-2 Meter Panel Unit is the Same in Fit, Form and Function as the Z03-034-1. The -1 and -2 MPUs are Interchangeable with No Other Modifications Required. The Z03-034-2 is Provided with Kits Manufactured After June 2004 | 08/31/2004 | |
| SL Z03-035-1 | en | The Possibility Exists in Some Units that the Wire to the 5A Circuit Breaker May Short Against the Connector. This Service Letter Gives Instructions to Move the Wire to Prevent this Short | 07/31/2002 | |
| SL Z03K000-1 | en | To Eliminate the Static Wicks and Zero Center Micro-Amp Meter From the Kit | 08/31/2004 | |
| SL Z09-800 | en | To Allow for the Use and to Provide Installation Instructions for the Blower Motor Part Number Z09-800-2A | 08/30/2010 | |
| SL Z26-1 | 1 | en | Provide Refrigerant Charging Instructions for Air Conditioning Systems Using the Z26-89600-Series Motor Compressor Condenser Assembly or P/N: Z26-8900-Series Motor Compressor Assembly and Remote Location Power Condenser Assembly | 01/15/2008 |
| SL Z26-1 | 2 | en | Provide Refrigerant Charging Instructions for Air Conditioning Systems Using the Z26-89600-Series Motor Compressor Condenser Assembly or P/N: Z26-8900-Series Motor Compressor Assembly and Remote Location Power Condenser Assembly | 05/02/2022 |
| SL Z26-89600-1 | 1 | en | Provide Instructions to Replace the Hose Assembly from the Compressor to the Condenser Inlet | 07/27/2010 |
| SL Z99-915 | en | To Provide Instructions to Remove Pulley, Clutch and Coil From Defective Compressor and Install Components on Replacement Compressor. To Provide Instructions for Oil Service Procedures for the Replacement Compressor | 10/20/2006 |