BSM1402 MASONRY SAW OI – B19042OWNER’S MANUAL174. Take the lid off the pump. Be careful not to damage or lose the gasket underneath.5. Clean the pump lid.6. Remove all dirt and incrustations from the pump wheel.7. Check whether the pump wheel can be easily turned.8. Then reassemble the immersion pump correctly and check whether it works properly.Belt Replacement1. Unplug the saw before proceeding any further.2. Loosen and remove the four bolts located above and below the belt guard and then removethe belt guard (figure 8).3. Remove the shield under the cutting head to access the four nuts locking the four motor boltsin place.4. Loosen the four nuts located under the cutting head, near the base of the motor.5. Use a wrench to turn the socket hex bolt located at the rear of the cutting head. Turn wrenchto move the motor forward, thus providing some slack in the belt.6. The motor shaft should be parallel with the blade shaft. If it is not, the two belts will havedifferent tensions. This will cause the motor/belt to create a sound while operating.7. Remove existing belt and replace with a new belt.figure 8