Fig. 133 Installing camshaft seal
Fig. 132 Fastening bearing cap bolt
Fig.135 Matching marks
Fig. 134 Fix the position of dowel pin of exhaust camshaft
Fig. 137 Tighten bearing cap bolt
Fig. 136 Assemble bearing cap
(2) Mount the intake camshaft on the air inlet side
a. Place the exhaust camshaft in a position so that dowel pin rotates to a level that is slightly higher than the top surface of
cylinder head (Fig. 134).
b. Smear multi-purpose lubricating grease onto thrust position of intake camshaft.
c. Engage the gears of intake camshaft with the gears of exhaust camshaft following the mounting mark on each gear.
Make sure not to confuse mounting mark with timing mark. (Fig. 135)
d. When gears mesh with each other, place intake camshaft onto the bottom hole of bearing seat.
e. Install the four bearing caps onto their corresponding positions in arrow direction and sequence numbers (Fig. 136).
f. Smear a thin layer of engine oil onto the thread below the bolt head of bearing cap.
g. Tighten eight bearing cap bolts in several equal operations, with torque of 13 N.m. (Fig. 137)
Dowel pin
Timing mark
Mounting mark
Mounting
mark
60
Summary of Contents for JL481Q
Page 1: ......
Page 9: ...5 Fig 3 Components Assembly Drawing of MR479Q MR479QA Engine ...
Page 10: ...6 Fig 4 MR479Q MR479QA Engine and Its Power System ...
Page 11: ...7 Fig 5 Assembly Drawing of Engine and Its Auxiliaries MR479Q MR479QA ...
Page 12: ...8 Fig 6 Electronic Control Fuel Injection System in Engine MR479Q MR479QA ...
Page 13: ...9 Fig 7 Front view of Engine JL481Q MR481QA ...
Page 14: ...10 Fig 8 Sectional elevation of Engine JL481Q MR481QA ...
Page 15: ...11 Fig 9 Electronic Control Fuel Injection System in Engine JL481Q MR481QA ...