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EVAPORATOR ASSEMBLY INSTALLATION.
1. Cement gasket in place on the flanges of the evaporator housing and attach the large end of the
mounting gasket to the back of the housing.
2. Install the housing through the access hole with the air duct outlet on top. Mate the mounting flanges
to the mating surface of the mounting panel and insert the screws. (Do not tighten at this time.)
3. Line up the mounting bracket with mating holes in mounting panel; insert screws and tighten. Tighten
screws in the flange at this time. Be certain gasket is in place. The flange must have an air tight seal.
4. Couple the suction and discharge lines to their respective fittings (apply Loctite refrigerant sealant to
tube flanges only).
5. Evacuate and charge system. (See Evacuating the System and Charging the System.)
6. Check for leaks (see Checking the System for Leaks) if no leaks are detected. Seal and install access
panel on evaporator housing.
7. Couple flexible air duct and drain tube.
8. Make and check electrical connections.
9. Check operation of blower and refrigerant systems.
10. Install rear bulkhead panels. Be certain to seal. (See NOTE.)
—WARNING—
Whenever it is necessary to remove and replace the cabin rear
panel, it should be replaced and sealed in the original manner to
prevent exhaust gases from entering the cabin. After removing
and replacing the rear panel, conduct a carbon monoxide test on
the ground and in flight with and without the air conditioner
operating. Presence of C02 shall not exceed one part in 20,000.
PRESSURE RELIEF SWITCH. (Ranco)
The pressure relief switch automatically prevents the system from over-pressurization by breaking the
electrical circuit to the magnetic clutch, stopping the compressor until pressure is reduced. The switch is
located in the line between the receiver and expansion valve, and set to cut out at 350 ± 10 psi and cut in at 250
± 10 psi.
—NOTE—
Before the relief switch is removed, the air conditioning system
must be discharged. (See Discharging.)
ELECTRICAL INSTALLATION.
The electrical system, routing and component are installed and routed in the conventional aircraft manner.
The wiring harness is connected to switches in the climate control center on the right side of the instrument
panel. The harnesses cross the instrument panel to the left side where two wires are taken off for the
compressor clutch. The harness then passes aft along the left side of the fuselage where it connects to the
blower motor, pressure relief switch and the condenser actuating motor.
21-50-41
Page 21-43
December 1, 1978
1G18
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL
Содержание Arrow IV
Страница 18: ...CHAPTER AIRWORTHINESS LIMITATIONS 1A18...
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Страница 22: ...CHAPTER TIME LIMITS MAINT CHECKS 1A22...
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Страница 40: ...CHAPTER DIMENSIONS AND AREAS 1B16...
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Страница 53: ...CHAPTER LIFTING AND SHORING 1C5...
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Страница 57: ...CHAPTER LEVELING AND WEIGHING 1C9...
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Страница 62: ...CHAPTER TOWING AND TAXIING 1C14...
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Страница 66: ...CHAPTER PARKING AND MOORING 1C18...
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Страница 70: ...CHAPTER REQUIRED PLACARDS 1C22...
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Страница 77: ...CHAPTER SERVICING 1D5...
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Страница 110: ...CHAPTER STANDARD PRACTICES AIRFRAME 1E14...
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Страница 117: ...CHAPTER ENVIRONMENTAL SYSTEM 1E21...
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Страница 169: ...CHAPTER AUTO FLIGHT 1H1...
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Страница 176: ...CHAPTER COMMUNICATIONS 1H8...
Страница 185: ...CHAPTER ELECTRICAL POWER 1H17...
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Страница 233: ...CHAPTER FLIGHT CONTROLS 1J17...
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Страница 297: ...CHAPTER FUEL 2A18...
Страница 320: ...CHAPTER HYDRAULIC POWER 2B17...
Страница 355: ...CHAPTER LANDING GEAR 2D4...
Страница 418: ...CHAPTER LIGHTS 2F19...
Страница 430: ...CHAPTER NAVIGATION AND PITOT STATIC 2G7...
Страница 444: ...CHAPTER OXYGEN SYSTEM 2G21...
Страница 464: ...CHAPTER VACUUM SYSTEM 2H17...
Страница 473: ...CHAPTER ELECTRICAL ELECTRONIC PANELS AND MULTI PURPOSE PARTS 2I2...
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Страница 477: ...CHAPTER STRUCTURES 2I6...
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Страница 496: ...CHAPTER DOORS 2J1...
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Страница 505: ...CHAPTER STABILIZERS 2J10...
Страница 514: ...CHAPTER WINDOWS 2J19...
Страница 519: ...CHAPTER WINGS 2J24...
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Страница 550: ...CHAPTER PROPELLER 3A18...
Страница 565: ...CHAPTER STANDARD PRACTICES ENGINE 3B9...
Страница 568: ...CHAPTER POWER PLANT 3B12...
Страница 592: ...CHAPTER ENGINE FUEL AND CONTROL 3C12...
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Страница 611: ...CHAPTER IGNITION 3D7...
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Страница 655: ...CHAPTER ENGINE INDICATING 3F16...
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Страница 664: ...CHAPTER EXHAUST 3G1...
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Страница 669: ...CHAPTER OIL SYSTEM 3G6...
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Страница 673: ...CHAPTER STARTING 3G10...
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Страница 688: ...CHAPTER TURBINES 3H1...
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Страница 694: ...CHAPTER 91 CHARTS AND WIRING DIAGRAMS 3H7...
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Страница 739: ...CHAPTER 95 SPECIAL PURPOSE EQUIPMENT 3K1...
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