CHAPTER 21 - ENVIRONMENTAL SYSTEM
TABLE OF CONTENTS/EFFECTIVITY
CHAPTER
SECTION GRID
SUBJECT SUBJECT NO. EFFECTIVITY
21-00-00 GENERAL 1E24
21-00-01 Description and Operation 1E24
21-00-02 Troubleshooting 1E24
21-40-00 HEATING 1F10
21-40-01 Heater Maintenance 1F10
21-40-02 Overhead Vent System “Not Available With
Air Conditioning” 1F10
21-50-00 COOLING 1F10
21-50-01 Air Conditioning System Operation 1F10
21-50-02 Malfunction Detection 1F13
21-50-03 Special Servicing Procedures 1F14
21-50-04 Service Valves 1F15
21-50-05 Service Valve Replacement 1F17
21-50-06 Test Gauge and Manifold Set 1F17
21-50-07 Checking the System for Leaks 1F17
21-50-08 Leak Check - Method I 1F19
21-50-09 Leak Check - Method II 1F20
21-50-10 Discharging 1F20
21-50-11 Evacuating the System 1F21
21-50-12 Charging the System 1F22
21-50-13 With a Charging Stand 1F23
21-50-14 Using the Airplane Compressor to Charge the System 1F23
21-50-15 Addition of Partial Charge to System 1G1
21-50-16 Compressor Service 1G2
21-50-17 Compressor Removal 1G2
21-50-18 Compressor Installation 1G2
21-50-19 Check Compressor Oil 1G4
21-50-20 Replacement of York Compressor and/or Alternator 1G5
Drive Belts
21-50-21 Adjustment of Drive Belt Tension 1G8 7-83
21-50-22 Magnetic Clutch (York Compressor) 1G11
21-50-23 Magnetic Clutch Removal 1G11
21-50-24 Magnetic Clutch Installation 1G11
21-50-25 Refrigerant Lines and Routing 1G12
21-50-26 Receiver - Dehydrator 1G12
21-50-27 Receiver - Dehydrator Removal 1G12
21-50-28 Receiver - Dehydrator Installation 1G12
21 - Cont./Effec.
Page - 1
Revised: July 13, 1983
1E22
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL