PL720 2WD L4-2389cc 2.4L SOHC (Z24) (1983)
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Timing Chain: Service and Repair
Removal
1.
Disconnect battery ground cable.
2.
Drain coolant from radiator, being careful not to spill coolant on drive belts.
3.
Remove radiator.
4.
Remove cooling fan.
5.
Remove drive belts.
6.
Set No. 1 cylinder at top dead center (TDC) on its compression stroke.
7.
Remove power steering pump, idler pulley and power steering brackets.
8.
Remove compressor idler and crankshaft pulleys.
9.
Remove oil pump with pump drive spindle.
10.
Remove rocker cover.
11.
Remove oil pan as previously described.
12.
Remove front cover, being careful not to damage oil pan or cylinder head gaskets.
13.
Remove chain tensioner, being careful that spring does not fall into oil pan.
14.
Remove chain guides, timing chain and sprocket. After removing timing chain, do not rotate crankshaft and camshaft separately.
15.
Remove oil thrower, oil pump drive gear and crankshaft sprocket.
Installation
1.
Ensure No. 1 cylinder is at TDC of its compression stroke.
2.
Install crankshaft sprocket, oil pump drive gear and oil thrower, noting the following:
a. Ensure mating marks of crankshaft sprocket face engine front.
b. Install oil pump drive gear so that large chamfered inner faces rearward.
3.
Install camshaft sprocket and timing chain, noting the following.
Fig. 6 Timing Chain Installation
a. Set timing chain by aligning its mating marks with those of crankshaft sprocket and camshaft sprocket, Fig. 17.
b. Camshaft sprocket should be installed by fitting knock pin of camshaft into its No. 2 hole, Fig. 17, and No. 2 timing mark must also be used.
4.
Torque camshaft sprocket bolt to 87-116 ft. lbs.
5.
Install chain guide and chain guide tensioner, noting the following.
a. Torque bolt to 4.3-7.2 ft. lbs.
b. When installing chain guide, move chain guide in direction that gives strain to chain.
