<< A >> OIL PRESSURE SWITCH REMOVAL
| CAUTION | The sealant is applied to the bolt. Remove the bolt with care not to break it. |
Use special tool oil pressure switch wrench (MB992118) to remove the oil pressure switch.
Scheme 1
Scheme 2
- Apply sealant to the oil pressure switch thread. Specified sealant: Three bond 1215 or equivalent CAUTION: Do not start the engine until 2 hours or more have elapsed after installing the oil pressure switch.
- In the same manner as removal, use special tool oil pressure switch wrench (MD992118) to tighten the oil pressure switch to the specified torque. Tightening torque: 10 ± 2 N.m (89 ± 17 in-lb) NOTE: Within 3 minutes after the application of sealant, install the oil pressure switch.
Scheme 3
Scheme 4
Required Special Tool
- MB991346: Top Cover Wrench
Scheme 5
- Hold the engine oil pump sprocket with special tool MB991346.
- Loosen the engine oil pump sprocket center bolt and remove the engine oil pump drive chain and engine oil pump sprocket.
Scheme 6
- Wipe the dirt off of the crankshaft sprocket and the crankshaft using a rag, and then remove the grease from the portion shown in the illustration. NOTE: Remove grease to prevent a drop in the coefficient of friction of the pressing portion caused by adhesion of oil.
- Set the No. 1 piston at top dead center of the compression stroke.
- Install the crankshaft sprocket to the crankshaft.
>> B << ENGINE OIL PUMP SPROCKET/ENGINE OIL PUMP DRIVE CHAIN INSTALLATION
- Set the No. 1 piston at top dead center of the compression stroke.
- Install the engine oil pump sprocket to the engine oil pump case.
- Install the engine oil pump drive chain to the crankshaft sprocket.
- Install the engine oil pump drive chain to the engine oil pump sprocket.
Scheme 7
Required Special Tool
- MB991346: Top Cover Wrench
Scheme 8
- Secure the engine oil pump sprocket and the engine oil pump drive chain with tie-wrap to prevent slippage between the engine oil pump sprocket and the engine oil pump drive chain.
- Hold the engine oil pump sprocket with special tool MB991346.
- Remove the engine oil pump sprocket with the engine oil pump drive chain attached.