Daewoo Musso. Manual — part 71

1B2-104 M161 ENGINE MECHANICAL

OIL NON-RETURN VALVE

Preceding Work : Removal of timing gear case cover

1 Oil Non-Return Valve

Functions

The non-return valve prevents the oil in the chain tensioner
from drying up. In other words, it stops oil-returning in order to
prevent the oil in the chain tensioner from getting dry. As a
result, the chain tensioner can be activated with oil in itself.

Replacement Procedure

1. Remove the non-return valve using a pliers.

2. Insert new non-return valve with hand.

M161 ENGINE MECHANICAL 1B2-105

OIL DIPSTICK GUIDE TUBE

1 Oil Dipstick Level Gauge
2 Oil Dipstick Guide Tube
3 O-ring

Removal & Installation Procedure

1. Pull out the oil dipstick level gauge (1).

2. Unscrew the bolt (4) and remove the oil dipstick guide

tube (2).

Installation Notice

4 Bolt (M6 X 16, 1 piece) . . . . . . ... 9-11 Nm
5 Clamp

Tightening Torque

9 - 11 Nm

It is very hard to remove the oil dipstick guide tube without
special tool. If it is not necessary, do not remove the guide
tube.

3. Installation should follow the removal procedure in the

reverse order.

4. Check for leaks by starting the engine.

1B2-106 M161 ENGINE MECHANICAL

UNIT REPAIR

CORE PLUGS IN CRANKCASE

Preceding Work : Draining of the coolant

1 Core Plug . . . . . . . . . . . ... Replace

M161 ENGINE MECHANICAL 1B2-107

Tools Required

102 589 00 15 00 Drift

Replacement Procedure

1. Remove the intake and exhaust manifolds.

2. Pull back the core plug until the end of one side comes out

using the screw driver.

3. Pull out the plug carefully using a pliers.

5. Press in new plug using a drift.

Notice

Wait for about 45minutes before filling the coolant so that
the Loctite 241 hardens.

6. Warm up the engine and check the coolant for leaks.

4. Clean the sealing surface and apply Loctite 241.