The Aviation DataBase: Service Information: Zee Systems
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Component Maintenance Manuals
NameRevisionLangSubjectDate
en SZ43-002-Series Motor-Compressor-Condenser Assembly4/30/2004
1 en SZ43-002-Series Motor-Compressor-Condenser Assembly6/30/2005
en SZ45-002-Series Motor-Compressor-Condenser Assembly with MOD D12/1/2003
2 en SZ58-003-Series Motor - Compressor Drive Motor3/1/2017
H en SZ58-002-Series Motor-Compressor Assembly and SZ65-001-Series Motor-Compressor-Condenser Assembly3/24/2006
en SZ63-002-LORU Evaporator Assembly1/15/2004
3 en SZ67-002-Series Evaporator Assembly10/15/2002
2 en SCF206T-Series, SCF206TC-Series, SZ84-011-Series, SZ84-913XX-Series Compressor6/14/2004
en Z09-700-Series Evaporator Assembly6/20/2001
en Z09-89600-Series Motor-Compressor-Condenser Assembly Includes Sub-Assemblies Z09-600-Series Power Condenser and Z09-8900-Series Motor-Compressor6/20/2001
en Z12-030-Series Relay Panel Assembly5/4/2001
en Z12-036-Series Relay Panel Assembly10/24/2001
en Z12-601-Series Power Condenser Assembly10/24/2001
en Z12-702-Series Evaporator Assembly10/24/2001
en Z12-703-Series Evaporator Assembly10/24/2001
en Z12-870-Series Blower Motor Assembly5/8/2001
en Z12-871-Series Blower Motor Assembly10/24/2001
en Z12-8900-Series Motor-Compressor Assembly10/24/2001
en Z12-89600-Series Motor-Compressor-Condenser Assembly4/11/2001
en Z12H701-Series Evaporator-Heater Assembly4/11/2001
en Z21-701-Series Evaporator Assembly3/24/2003
en Z26-8900-Series Motor-Compressor Assembly1/28/2006
4 en Z26-8900-Series Motor-Compressor Assembly6/12/2023
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 Assembly1/3/2008
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 Assembly10/20/2008
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 Assembly4/20/2012
2 en Z99-800-Series - Commpressor Drive Motor3/1/2017
3 en Z99-800-Series - Commpressor Drive Motor10/2/2020
Drawings
NameRevisionLangSubjectDate
en Wiring for 385L-17/14/2010
B en Typical Plumbing1/12/2007
A en Typical Schematic (Functional)6/30/2008
en Typical Schematic (Functional)11/14/2003
en Typical Schematic (Functional)2/18/2005
en Typical Plumbing1/12/2007
A en Typical Plumbing2/10/2009
B en Typical Schematic (Functional)6/30/2008
en Typical Schematic (Functional)3/12/2009
FAA-PMA Eligibility Lists
NameRevisionLangSubjectDate
en SZ58-003-Series Motor and Detail Parts12/31/2008
en for P/N: Z6386AK, Z6386BK & Z6386CK Brush Kit12/31/2008
en 9/30/2009
en 9/30/2009
en Air Tractor2/28/2011
Maintenance Manuals
NameRevisionLangSubjectDate
en Evaporator Assembly8/31/1993
1 en Fairchild SA227-AC, BC, CC, DC10/1/2004
2 en Air Conditioning Motor/Compressor/Condenser Unit12/7/1989
2 en Air Conditioning Motor/Compressor/Condenser Unit12/7/1989
2 en Air Conditioning Motor/Compressor/Condenser Unit12/7/1989
en Evaporator Assembly9/9/1993
Service Bulletins
NameRevisionLangSubjectDate
4 en To Modify the System to Use CFC Free R-134a Refrigerant11/14/2002
3 en To Modify the System to Use CFC Free R-134a Refrigerant7/2/2004
10 en To Modify and Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant5/2/2007
1 en Upgrade Kits Before August 8, 2002 Did Not Include the Replacement of the Three Expansion Valves11/5/2002
en Re-Route the No. 8 Discharge Flex Line Under the No. 10 Suction Flex Line at the Compressor4/15/2004
1 en To Modify the SZ65-001-1/-1A/-1B/-1C Motor Compressor Condenser Assembly (M/C/C) to Use CFC Free R-134a Refrigerant2/25/2004
en To Modify the SZ65-001-1 Motor Compressor Condenser Assembly (MCC) to Use CFC Free R-134a Refrigerant7/23/2004
1 en To Modify the SZ67-002-1, SZ67-002-1A, SZ67-002-1B Evaporator Assembly to Use CFC Free R-134a Refrigerant.2/25/2004
en To Modify the SZ70-001-1 Evaporator Assembly to Use CFC Free R-134a Refrigerant7/23/2004
en To Modify the Evaporator Assembly (MCC) to Use R-134a Refrigerant. This is Modification B (MOD B)9/6/2006
en To Modify the MCC to Use R-134a Refrigerant9/6/2006
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 Flight8/12/2003
1 en To Modify and Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant2/25/2004
en To Modify and Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant7/23/2004
en To Modify the Air Conditioning System to Use R-134a Refrigerant9/6/2006
Service Information Letters
NameRevisionLangSubjectDate
1 en Inspection and T.B.O. Intervals for the SZ58-Series Motor3/15/2001
en To Clarify Part Inspection, TBO and Life Limit Times11/11/2013
1 en Summary of all Modifications to the SZ43-002-Series Motor Compressor Condenser Assembly to Aid in Identification3/24/2004
1 en Summary of All Modifications to the SZ45-002-Series Motor Compressor Condenser Assembly to Aid in Identification11/20/2002
en SZ47-003-1A/-2A Blower Assemblies4/30/1996
Service Letters
NameRevisionLangSubjectDate
en Recommended Procedure for the Addition of an Optional Hour Meter to Track System Operating Time for the Purpose of Accurate Maintenance Scheduling (TBO)7/14/2003
en Brush Inspection and TBO for the SZ43-Series Motor6/30/1998
1 en Recommended Service Intervals for the SZ43-Series Motor Compressor Condenser (MCC) Assemblies and Sub-Assemblies7/14/2003
en Provide Refrigerant Charging Instructions for Air Conditioning Systems Using the SZ43-002-Series Motor Compressor Condenser Assembly7/25/2003
3 en Modification of Motor Compressor Condenser Assembly P/N: SZ45-002-1/-1A/-3/-3A with Upgraded Motor Z99-800-110/7/2002
1 en Provide Refrigerant Charging Instructions for Air Conditioning Systems Using the SZ45-002-Series 06 the Z26-89600-Series Motor Compressor Condenser Assembly1/20/2006
en Use of Alternate Part Number Blower Assembly and SZ47-003K Kit8/5/1993
en Instructions to Make a One Shaft Motor From the Dual Shaft Motor10/29/2001
3 en Instructions to Make a One Shaft Motor From the Dual Shaft Motor3/5/2010
4 en Instructions to Make a One Shaft Motor From the Dual Shaft Motor1/4/2024
en To Provide Instructions to Return the Blower Assembly to the Original Configuration2/26/2010
1 en To Provide Instructions to Return the Blower Assembly to the Original Configuration3/26/2010
en To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly2/26/2010
1 en To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly3/26/2010
en To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly9/20/2011
2 en To Provide an Alternate Kit for the Replacement of the Blower Motor in the Blower Assembly1/4/2024
1 en Use of Alternate Part Number Blower Assembly and SZ47-003K Kit in New Manufacture and Field Repair7/22/2004
2 en Use of Alternate Part Number Blower Assembly and SZ47-003K Kit in New Manufacture and Field Repair4/9/2009
en Provide Refrigerant Charging Instructions for the SZ55M Air Conditioning Module7/24/2003
2 en To Provide Service, Maintenance and Preventive Maintenance Information for the SZ58-003-Series Motor10/21/2008
3 en To Provide Service, Maintenance and Preventive Maintenance Information for the SZ58-003-Series Motor7/15/2010
en To Provide Guidance for Field Brush Inspection and Replacement Procedures5/15/2019
en To Provide Instructions to Check the Z99-845-1 Brush Spring Tension and Adjust as Necessary After Installation on the Brush Holder.5/15/2019
en To Modify SZ59K-R134 Kits Installed to Upgrade the Vapor Cycle Air Conditioning System to Use CFC Free R-134a Refrigerant5/31/2001
en To Define Compressor Oil Inspection Intervals5/31/2003
en To Provide Clarification on the Proper Belt Tension between the Motor and Compressor9/24/2013
en To List O-Rings on the Hoses (Flex Lines) and Compressor Fittings4/25/2014
en The Removal Time and Inspection Criteria for all SZ84-913(XX)-Series, SCF206-20885 and SCF206-21905 Compressors7/14/2003
1 en To Provide Service Instructions for the Vapor Cycle Air Conditioning System Designed by ZEE Systems, Inc.8/14/2002
en Inspection and T.B.O. Intervals for the Z99-800-Series Motor10/31/2003
3 en To Provide Service Information for the Z99-800-1 Motor10/21/2008
4 en To Provide Service Information for the Z99-800-1 Motor7/14/2010
5 en To Provide Service Information for the Z99-800-1 Motor11/14/2013
en To Provide Guidance for Field Brush Inspection and Replacement Procedures5/15/2019
en To Provide Instructions to Check the Z99-845-1 Brush Spring Tension and Adjust if Necessary After Installation on the Brush Holder.5/15/2019
en Alternate Lubricating Oils for the Compressor10/13/2003
1 en Freon Cycle Air Conditioning System - Motor Compressor Condenser Assembly - Fan Assembly Conversion of P/N: SZ43-002-1 to SZ43-002-1A5/31/2001
en The Possibility Exists that the Screw Connections Between the Wire and the Connector May Loosen5/26/2003
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 20048/31/2004
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 Short7/31/2002
en To Eliminate the Static Wicks and Zero Center Micro-Amp Meter From the Kit8/31/2004
en To Allow for the Use and to Provide Installation Instructions for the Blower Motor Part Number Z09-800-2A8/30/2010
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 Assembly1/15/2008
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 Assembly5/2/2022
1 en Provide Instructions to Replace the Hose Assembly from the Compressor to the Condenser Inlet7/27/2010
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 Compressor10/20/2006