VHF R5 - Page 72

Every 4 weeks
Task Recommended interval Procedure / Parts Tool illustration
Cleaning the cooling liquid system
(page 66)
100 operating hours
Every 4 weeks
If the flow rate is insufficient
vhf Tec Powder, maintenance
task in DENTALCNC
Exchanging the carbon filter
(page 61)
Exchange filter: Every 4 weeks
Order new pellets: Every 3
months
When necessary
Task Recommended interval Procedure / Parts Spare part illustration
Updating the software and firm-
ware
(page 70)
When an update is available
Exchanging the cooling liquid
sponge
page 33
If soiled Spare sponge
Cleaning the housing
(page 67)
Microfiber cloth, Water, Mild
cleaning agent (optional)
Exchanging the main fuse
(page 68)
Replacement fuse T6,3A
L250V
Wear parts that you can exchange yourself
Wear part Recommended interval Procedure / Parts Spare part illustration
Gasket and valves of the blank
holder
page 62
2,000 operating hours
Every 2 years
Damp cloth, Maintenance set
for the blank holder
Tool magazine inserts
(page 67)
500 operating hours
*
Every year
*
Coupling of the cooling liquid tank
(page 65)
1,000 operating hours
*
Every year
*
Collet chuck
(page 58)
1,000 operating hours
*
Every year
*
Removing & inserting the
collet chucks (old/new) as
during cleaning
R5 – Maintenance and do-it-yourself
EN 72
Original Operating Instructions:R5
Version: 12/16/2021