Inspect Camshaft
Install Camshaft
Inspect gear teeth for wear and nicks, Fig. 133. Camshaft,
camshaft journals, and lobe rejection sizes are shown in
Table No. 3, page 55. See Fig. 133 for other areas to be
checked for wear and freedom of movement.
Install camshaft, making sure tappets clear cam lobes. Timing
marks must align, Fig. 135.
4
3
1
2
1
1
1
5
6
Fig. 133 – Camshaft Check Points
Fig. 135 – Aligning Timing Marks, Vertical
Crankshaft
1.
2.
3.
Mag journal
Intake
4.
5.
6.
PTO journal
Gear teeth
Exhaust
1.
Timing mark
Cam lobe
Install Crankcase Sump
Check Compression Release
1.
Check governor shaft position, page 25, and install
crankcase sump using seal protectors as listed in
Table No. 4, page 55. Do not force sump.
Check compression release mechanism for wear, nicks, and
freedom of movement, Fig. 134. Replace if compression
release is worn or sticking.
2.
Install screws and torque in sequence shown, Fig. 136.
1
1
4
6
1
Fig. 134 – Compression Release Mechanism
2
1.
Mechanical yoke weights
7
Install Crankshaft and Camshaft
5
3
Fig. 136 – Torque Sequence
Install Crankshaft
1.
Sealant
1.
2.
Install intake and exhaust valve tappets first.
Select Briggs & Stratton Tool #19356, Seal Protector
based on size of magneto seal journal from Table No. 4,
page 55.
3.
See Table No. 5, page 55 for torque values.
Note: It may be necessary to rotate crankshaft and
camshaft to get oil pump (when equipped) to engage drive
slot for oil pump in camshaft.
3.
4.
5.
6.
Insert seal protector into magneto seal.
Supporting both ends of crankshaft, install in cylinder.
Install connecting rod on crankshaft, page 51.
Note: Screw assembled at position four, Fig. 136, was
factory coated with sealant. If sealant is missing, coat
with a non-hardening sealant such as Permatex 2, or
equivalent.
Install slip fit timing gear (if removed) with inner chamfer
toward crankpin. This assures timing mark will be visible.
Crankshaft and Camshaft
54
GTS 200
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| Tags | Toro GTS 200 |
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| Language | English |
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