MAINTENANCE
Water pump maintenance
When the machine has not been used for a long period of time, hard packed dirt may build up inside the pump and block the pump wheel.
NOTICE
If the machine is activated with the immersion pump blocked, the electric motor will be damaged within a few minutes!
Please follow the steps below to clean the pump before operating the saw.
1.Remove the immersion pump from the water container.
2.Clean the immersion pump.
3.Loosen the fixing screws of the pump lid.
4.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.Reassemble the immersion pump and check that it works properly.
Belt Replacement
To replace the belt (Figure 18) perform the following.
1.Turn off and unplug the saw.
2.Loosen and remove the belt guard sccrews and take off the belt guard.
3.Loosen the 6 nuts on the cutting head’s supporting arm.
4.Leave the blade in position, and use your hand to hold the blade shaft tightly. Now loosen the pulley lock screw on the rear of the motor pulley shaft.
5.Carefully loosen the pulley and belt outward slightly, so there is a little slack in the belt.
6.Take off the old belt and replace with a new one.
7. To reassemble, follow steps in reverse order.
Figure 18. Belt Replacement
CUTTING HEAD REMOVAL
To remove the cutting head, see Saw
Bearing housing removal
To remove the bearing housing (Figure 19), perform the following:
1.Follow steps
2.Remove the blade lock nut and remove the blade (if there is one present.)
3.Remove the precaution label and loosen the 4 screws at the front of the cutting head. Remove the bearing housing and inner flange.
page 26 — TP7X TILE SAW • operation manual — rev. #0 (03/04/11)