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62-02756

$6.00

MODEL

05G and

05G BUS

Compressor

Summary of Contents for TRANSICOLD 05G

Page 1: ...62 02756 6 00 MODEL 05G and 05G BUS Compressor...

Page 2: ...and 05G BUS COMPRESSOR SERVICE MANUAL OPERATION AND Carrier Transicold Division Carrier Corporation P O Box 4805 Syracuse N Y 13221 U S A Carrier Transicold E T O Boite Postale Nr 16 Franqueville Sain...

Page 3: ...nloaders 1 6 2 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 3 COMPRESSOR MAINTENANCE 3...

Page 4: ...inder Head Valve Plate 3 1 3 2 Installing Suction Valves 3 2 3 3 Checking Suction Valve 3 2 3 4 Oil Pump and Bearing Head Assembly 3 2 3 5 Low Profile Gear Oil Pump 3 2 3 6 Gear Oil Pump 3 3 3 7 Vane...

Page 5: ...hanisms A mechanical seal prevents refrigerant leakage where the rotating shaft passes through the crankcase The compressor is equipped with flanges for connecting suction and discharge service valves...

Page 6: ...RESSOR TRAILER 1 2 3 4 5 6 7 8 9 10 1 Discharge Service Valve 2 High Pressure Connection 3 Low Pressure Connection 4 Suction Service Valve 5 Oil Fill Plug 6 Oil Level Sight Glass 7 Bottom Plate 8 Oil...

Page 7: ...cation of the compressor is accomplished by a oil pump driven directly from the compressor crankshaft Refrigeration oil is drawn from the compressor crankcase through the oil filterscreen and pick up...

Page 8: ...spring 5 pressure With the solenoid valve 1 energized the solenoid valve stem 2 will open the gas bypass port 3 Refrigerant pressure will be bled to the suction manifold 10 through the opened gas bypa...

Page 9: ...1 Solenoid and valve system 2 Unloader piston assembly 3 Spring and cover plate b Unloaded Operation When the unloader valve solenoid energizes the capacity control valve port opens item 3 Figure 1 7...

Page 10: ...rtup controlled cylinders do not load up until differential between suction and discharge pressure is 10 psi 1 7 kg cm During loaded operation when suction pressure is above the valve control point th...

Page 11: ...r repair install the pads on the compressor for sealing purposes during shipment Service replacement compressors are furnished with cylinder head bypass piston plugs installed on the unloader flanges...

Page 12: ...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 and dehydrate the compressor d Fully backseat su...

Page 13: ...e way before breaking seal Entrapped pressure could result in injury 1 Loosen cylinder head capscrews If the head is stuck tap it lightly with a wooden or lead mallet to free it Be careful not to drop...

Page 14: ...pscrews in a diagonal pattern to a value shown in Table 3 1 3 4 OIL PUMP AND BEARING HEAD There are three types of oil pumps Vane Gear and Low Profile Gear driven directly from the end of the compress...

Page 15: ...the direction the pump will rotate as viewed from the crankshaft end of the compressor 3 If direction of oil pump is not the same rotation as the crankshaft remove pin Pin can be removed by holding ec...

Page 16: ...om the cylinder in the bearing head Identify parts to ensure replacement in same cylinder 2 Push the pump rotor out of the bearing head by forcing against the rotor Apply force from the bearing side a...

Page 17: ...mbly onto shaft until neoprene bellows start to grip the shaft 3 Install the OLD carbon washer in the new seal seat Install two capscrews in opposite sides of the old cover plate Draw up capscrews eve...

Page 18: ...l piece of stiff wire to ensure that the spring can be depressed 4 Remove piston rod assemblies c Pistons Rods and Rings 1 Piston and pin and connecting rod and rod cap are matched sets and must not b...

Page 19: ...stall the piston and rod assemblies up through the bottom of the crankcase and into the cylinders Allow pistons to extend beyond the top of the cylinder to enable installation of piston rings Pistons...

Page 20: ...s are installed on the dowel pins Torque capscrews to torque value shown in Table 3 1 Ensure freedom of movement of crankshaft after capscrews are torqued on each rod cap 3 Check operation and reinsta...

Page 21: ...83 to 1 38 Oil Pump Drive Segment Vane Pump 1 4 28 12 to 16 1 66 to 2 21 Unloader Valve 16 to 20 2 21 to 2 77 Cover Plate Plate End 5 16 18 16 to 20 2 21 to 2 77 Bearing Head Vane Pump 5 16 18 20 to...

Page 22: ...ameter 1 3768 34 9707 0020 0 051 Piston Pin Bearing 0 6883 17 4752 0 6878 17 4701 001 0 0254 CRANKSHAFT Crankpin Diameter 1 3735 34 8869 0025 0 0635 Throw Height 37 CFM 0 9698 24 6329 0 9678 24 5821 T...

Page 23: ...3 11 Figure 3 21 Compressor Exploded View...

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