Carrier 05G TWIN PORT Workshop Manual Download

Page: 7 / 32

62--11052

TABLE OF CONTENTS

PARAGRAPH NUMBER

Page

SAFETY SUMMARY

Safety--1

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GENERAL SAFETY NOTICES

Safety--1

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FIRST AID

Safety--1

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OPERATING PRECAUTIONS

Safety--1

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MAINTENANCE PRECAUTIONS

Safety--1

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WARNINGS AND CAUTIONS

Safety--1

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SPECIFIC WARNINGS AND CAUTIONS

Safety--2

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DESCRIPTION

1--1

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1.1

INTRODUCTION

1--1

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1.2

GENERAL DESCRIPTION

1--1

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1.3

COMPRESSOR REFERENCE DATA

1--1

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1.4

DETAILED DESCRIPTION

1--3

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1.4.1 Service Valves

1--3

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1.4.2 Suction And Discharge Valves

1--3

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1.4.3 Lubrication System

1--3

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1.4.4 Shaft Seal Reservoir

1--3

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1.5

COMPRESSOR UNLOADERS

1--4

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1.5.1 Electric--Controlled Unloaders

1--4

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1.5.2 Pressure--Operated Unloaders

1--5

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COMPRESSOR REPLACEMENT

2--1

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2.1

COMPRESSOR REMOVAL

2--1

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2.2

COMPRESSOR REPLACEMENT

2--1

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2.2.1 Installing Compressor Unloaders

2--1

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2.2.2 INSTALLING COMPRESSOR

2--2

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COMPRESSOR MAINTENANCE

3--1

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3.1

SHAFT SEAL RESERVOIR

3--1

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3.2

INTRODUCTION

3--1

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3.3

INSPECTION AND PREPARATION FOR REASSEMBLY

3--1

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3.4

CYLINDER HEAD AND VALVE PLATE

3--1

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3.4.1 Disassembly

3--1

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3.4.2 Reassembly

3--1

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3.5

OIL PUMP AND BEARING HEAD

3--2

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3.5.1 Removal

3--3

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3.5.2 Disassembly, & Inspection

3--3

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3.5.3 Reassembly

3--3

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3.6

SHAFT SEAL

3--3

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3.6.1 Disassembly

3--3

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3.6.2 Reassembly

3--4

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3.7

COMPRESSOR RUNNING GEAR REMOVAL

3--4

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3.7.1 Bottom Plate, Strainer, and Connecting Rod Caps

3--4

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3.7.2 Crankshaft and Seal End Thrust Washer

3--5

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3.7.3 Pistons, Rods, and Rings

3--5

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3.7.4 Seal End Main Bearings

3--6

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Summary of Contents for 05G TWIN PORT

Page 1: ...Compressor 62 11052 Rev C WORKSHOP MANUAL for MODEL 05G TWIN PORT COMPRESSOR R...

Page 2: ......

Page 3: ...WORKSHOP MANUAL COMPRESSOR MODEL 05G TWIN PORT...

Page 4: ......

Page 5: ...ork on the equipment alone MAINTENANCE PRECAUTIONS Be sure power is turned off before working on motors controllers solenoid valves and electrical control switches Tag circuit breaker and power supply...

Page 6: ...other means relieve pressure in replacement compressor before removing plugs WARNING Do not unscrew capscrews all the way before breaking seal Entrapped pressure could result in injury CAUTION The hi...

Page 7: ...1 5 2 Pressure Operated Unloaders 1 5 COMPRESSOR REPLACEMENT 2 1 2 1 COMPRESSOR REMOVAL 2 1 2 2 COMPRESSOR REPLACEMENT 2 1 2 2 1 Installing Compressor Unloaders 2 1 2 2 2 INSTALLING COMPRESSOR 2 2 COM...

Page 8: ...2 2 Oil Level in Sight Glass 2 2 Figure 3 1 Shaft Seal Reservoir 3 1 Figure 3 2 Cylinder Head Valve Plate 3 2 Figure 3 3 Installing Suction Valves 3 2 Figure 3 4 Checking Suction Valve 3 2 Figure 3 5...

Page 9: ...m of the crankcase for maintenance WARNING Do not operate compressor unless suction and discharge service valves are open Capacity of the Model 05G Twin Port compressor is determined by piston displac...

Page 10: ...ice Valve 2 High Pressure Connection 3 Low Pressure Connection 4 Suction Service Valve 5 Guage Connection 6 Oil Fill Plug 7 Oil Level Sight Glass 8 Bottom Plate 9 Oil Drain Plug 10 Oil Pump See Figure...

Page 11: ...ilter screen and pick up tube to the oil pump located in the bearing head assembly The crankshaft is drilled to enable the pump to supply oil to the main bearings connecting rod bearings and the shaft...

Page 12: ...on in pressure on the piston bypass valve will take place because the rate of bleed through the gas bypass port is greater than the rate of bleed through the bleed orifice 8 When the pressure behind t...

Page 13: ...e Discharge gas bleeds into the valve chamber the pressure closes the piston bypass valve 5 and the cylinder bank loads up Discharge gas pressure forces the discharge piston check valve 6 open permitt...

Page 14: ......

Page 15: ...pressor is to be returned for overhaul or repair install the pads on the compressor for sealing purposes during shipment Service replacement compressors are furnished with cylinder head bypass piston...

Page 16: ...l new locknuts on compressor mounting bolts and new gaskets on suction and discharge service valves b Check oil level in sight glass See Figure 2 2 If necessary add or remove oil c Leak test evacuate...

Page 17: ...ndition Replace any defective or excessively worn parts c Inspect suction and discharge valve seats on valve plate d If unloaders are installed inspect operation of unloader e After cleaning ensure al...

Page 18: ...es e Place the valve plate and new valve plate gasket on cylinder deck ensuring that the valve plate is properly positioned on the four dowel pins f Using a small screwdriver operate the suction valve...

Page 19: ...end thrust washer on the two dowel pins located on the bearing head See Figure 3 5 CAUTION Ensure that thrust washer does not fall off dowel pins while installing oil pump b Install the bearing head...

Page 20: ...mounting hub h Using clean refrigerant oil lubricate the new O ring and install it into the outside groove of the new stator being careful not to touch the sealing surfaces of the stator with your fi...

Page 21: ...ush piston rod assemblies out of the way and remove crankshaft and seal end thrust washer b Remove and check operation of oil return check valves See Figure 3 11 The check valves are free floating dev...

Page 22: ...installing new piston rings it is necessary to break the hard glazed surface of the cylinder in order to reduce the wearing in period of the new rings Breakthe glaze by honing lightly in an up and do...

Page 23: ...et metal b Install connecting rod caps on connecting rods using new capscrews special and flat washers Reuse of the old capscrews is not recommended Ensure that the caps are installed on the locating...

Page 24: ...Capscrew 10 to 13 1 4 to 1 8 Connecting Rod Counter Weight 1 4 28 5 5 to 7 0 8 to 1 0 Crankshaft Setscrew 8 to 18 1 1 to 2 5 Unloader Valve 12 to 16 1 7 to 2 2 Discharge Valve Backer 5 16 18 16 to 20...

Page 25: ...1 3760 34 9504 0020 0 051 Piston Pin Bearing 0 6883 17 4752 0 6878 17 4701 001 0 0254 CRANKSHAFT Crankpin Diameter 1 3740 34 8996 1 3735 34 8869 0025 0 0635 Throw Height 37 CFM 0 9698 24 6329 0 9678 2...

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Page 27: ...em 1 3 O Oil 1 1 Oil Level 2 2 Oil Adding 3 7 Oli Pump Maintenance 3 2 P Pistons Rods and Rings 3 5 R Reference Data 1 1 Running Gear Removal 3 4 S Service Valves 1 3 Shaft Seal Maintenance 3 3 Shaft...

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Page 32: ...ansicold 700 Olympic Drive Athens GA 30601 USA Tel 1 706 357 7223 Fax 1 706 355 5435 Central America and Mexico Ejercito Nacional No 418 Piso 9 Torre Yumal Col Chapultepec Morales 11570 Mexico D F Tel...

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