Maintenance
9.3 Maintenance work
4. Unscrew the engine oil drain plug with sealing ring 2.
5. Allow the used oil to drain completely.
6. Tighten the engine oil drain plug with new sealing ring, tightening
torque 18 Nm.
7. Place the machine in a horizontal position.
8. Fill in new engine oil, see Checking and topping up engine oil level
on page 41.
9. Tighten the engine oil dipstick again.
9.3.6 Checking spark plug
NOTICE
Danger of engine damage!
An incorrect spark plug can cause engine damage, see Technical Data
on page 48.
► Correct electrode spacing.
► Free of deposits.
1. Pull out spark plug connector.
2. Remove dirt from the spark plug area.
3. Unscrew spark plug and check.
4. Replace if damaged or heavily soiled.
5. Measure electrode spacing 1, see Technical Data on page 48.
ð Correct the electrode spacing by carefully bending it.
6. Tighten the spark plug again, tightening torque 18 Nm.
7. Plug the spark plug connector onto the spark plug.
9.3.7 Retightening and changing the V-belt
Carrying out preparations:
1. Place the machine on a level surface.
2. Decommissioning the machine.
3. Let the machine cool down.
Tighten the V-belt
1. Remove V-belt protection 1.
2. Unscrew screw 2 of the exciter V-belt pulley.
3. Remove outer V-belt pulley half 4.
4. Remove washer 3.
5. Align and secure the removed intermediate pulleys and the outer V-
belt pulley half.
42 Operator’s Manual | BPS1030B, BPS1135B, BPS1340B, BPS1550B, BPS2050B | BPS | 5100066824 | 04/2023 |
Version: 5 | [en-US]
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