12037 N Highway 99
Seminole, OK 74868
Phone (405) 382-0731
www.enviro-ok.com
www.safran‐
passenger
‐solutions.com
Copyright © 2020
Original Release
ATA 21‐00‐60
Page | 4
TABLE OF CONTENTS
1.
MANUAL INTRODUCTION ................................................................................................................................ 7
1.1.
General introduction (How to Use): ......................................................................................................... 7
1.2.
Acronyms, Abbreviations, and Symbols: .................................................................................................. 8
1.3.
Standard Torque Values: .......................................................................................................................... 9
1.4.
Documents required: ............................................................................................................................... 9
2.
SYSTEM DESCRIPTION AND OPERATION ........................................................................................................ 10
2.1.
General: .................................................................................................................................................. 10
2.2.
System Description and Operation: ....................................................................................................... 11
2.3.
System Component Description and Operation: ................................................................................... 12
3.
TESTING AND FAULT ISOLATION .................................................................................................................... 15
3.1.
General: .................................................................................................................................................. 15
3.2.
System Leak Check Testing Procedure: .................................................................................................. 15
3.3.
Fault Isolation (Trouble‐Shooting): ........................................................................................................ 17
4.
SYSTEM PLUMBING DIAGRAM ....................................................................................................................... 20
4.1.
R‐134A Refrigerant Flow Schematic: ...................................................................................................... 20
5.
DISASSEMBLY ................................................................................................................................................. 21
5.1.
General: .................................................................................................................................................. 21
5.2.
Condenser Module Disassembly Procedures ......................................................................................... 22
5.3.
Evaporator Module Assembly Disassembly Procedures ........................................................................ 23
6.
CLEANING PROCEDURES ................................................................................................................................ 24
6.1.
General: .................................................................................................................................................. 24
6.2.
Condenser Module Cleaning Procedures: .............................................................................................. 25
6.3.
Evaporator Module Assembly Cleaning Procedures: ............................................................................. 26
7.
INSPECTION SCHEDULE .................................................................................................................................. 27
7.1.
Condenser Module Assembly Inspection Schedule: .............................................................................. 27
7.2.
Evaporator Module Assembly Inspection Schedule: .............................................................................. 28
8.
REPAIR PROCEDURES ..................................................................................................................................... 30
