ERLO TCA.45 - Maintenance; Operations that can cause some kind of risk; Drilling Safety; Coolant Tank

TCA-TCE-25/30
6
- Breakage of the return spring.
Remove the protection cover and withdraw the spring for its replacement, place the central end of the spring
in the shaft slot, holding the other end with a Grip vice. Rotate the grip vice in the anticlockwise direction until
the suitable tension is obtained. After this, introduce the screw in the spring holding housing, as per drawing
nº1 (page 4).
MAINTENANCE
The maintenance of the machine consists in the manual or semi-automatic lubrication of the different
mechanisms. This handbook shows the way and the frequency to carry out the lubrication (page 8).
Operations that can cause some kind of risk.
Drilling.
- All the pieces to be machined as well as the holding items should always be well secured to the working
table.
- All the support, table and column locking commands should always is well locked.
- The danger indicating plates should always be taken into account.
- The command of the automatic tool ejector device should always be in "A" position as per drawing nº 2
(page 4).
- Do not work in automatic feed, while command nº3 is in "B" position, as per nº2 and 3 (page 4).
- Take special care, while working in manual or automatic feed, with command nº14 (page 9) when it returns,
due to the elastic energy of the return spring of the main spindle.
Repair and maintenance
All the repair and maintenance operations, must be carried out by skilled staff and taking the necessary safety
measures.
COOLANT TANK
The base of the drilling machine is used as a coolant tank, with a capacity of:
TC.25 / TC.30 / TCA.25 / TCA.30 7 litres