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Summary of Contents for Hino J08EVB
- Page 1 Version #1 – 8/26/2020 Revision #1 – 8/26/2020 HINO J08EVB & J08EVC REMOVE AND REPLACE PROCEDURES AIR COMPRESSOR...
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Page 2: Air Compressor
AIR COMPRESSOR Description O-ring * Crankshaft Cylinder head assembly Bearing holder Gasket * 10. Crankcase Suction valve * 11. Piston pin Piston 12. Piston ring Connecting rod Suction Bearing Delivery www.DieselDocs.com Copyright © 2020... - Page 3 Component Locator Head cover. 19. Crankshaft Gasket * 20. Woodruff key Cylinder head 21. Coupling Valve seat 22. Coupling bolt Suction valve 23. Pin Unloader valve 24. Air compressor assembly O-ring * 25. Screw Cylinder liner Piston ring Tightening Torque Unit: Nm {kgfm, lbfft}. 10.
- Page 4 Dismounting 1. Remove the Supply Pump 2. Remove the Air Compressor. − Remove the six air compressor mounting bolts and remove the air compressor without applying excessive force. NOTICE: Excessive force to the air compressor may damage the mounting spigot or may cause oil leakage due to flaking of liquid gasket between the flywheel housing and plate.
- Page 5 − Place a guide stud bolt (M8 x 1.25, length: 50 mm {1.968 in.} or more) in the flywheel housing as shown in the figure and insert the compressor onto the stud bolt. − Tighten the mounting bolts (other than the stud bolt) then remove the stud bolt. Insert a bolt in the place of the stud bolt.
- Page 6 Disassemble 1. Remove the Drive Gear. − Remove the lock nut from the compressor drive gear. NOTICE: − If the spread is insufficient, the drive gear will be damaged when loosening the nut. − Pull the drive gear from the crankshaft, then remove the woodruff key. www.DieselDocs.com Copyright ©...
- Page 7 2. Remove the Cylinder Head, Assembly and O-Ring. − Remove the cylinder head, assembly, and O-ring. NOTICE: − Put the marking through the head cover to the cylinder liner. − Do not decompose the cylinder head. 3. Remove the Connecting Rod with the Piston. −...
- Page 8 5. Remove the Piston. − Remove the retainer rings installed on both ends of the piston, using retainer ring pliers. − Strike out the piston pin. NOTICE: Warm up the piston first in hot water, 80-90C {176-194F}, for approximately 5 minutes before removing the piston pin.
- Page 9 2. Install the Crankshaft. − Using the press, install the crankshaft to the bearing holder. − Install the crankshaft and bearing holder into the crankcase. − Tighten the bearing holder fitting screw. 3. Install the Connecting Rod and Measure the End Play. NOTICE: −...
- Page 10 − When installing the piston rings on the piston, ensure that the piston skirt is at the bottom, and use the special tool. NOTICE: Install the piston rings in order shown in the figure. 6. Assemble the Piston and Connecting Rod. NOTICE: Warm up the piston first in hot water, to 80-90C {176-194F}, for approximately 5 minutes.
- Page 11 8. Install the Drive Gear. − Install the woodruff key to the crankshaft. − Insert the drive gear. − Insert the collar and lock nut. Tightening Torque: 142 Nm {1,450 kgfcm, 105 lbfft} NOTICE: Apply oil to the threads and seat surface before tightening. www.DieselDocs.com Copyright ©...
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