Head Replacement - Roland VersaUV LEJ-640 Service Notes

3-1 HEAD REPLACEMENT

Finish the replacement within 20 minutes to prevent the
ink from hardening. When 20 minutes passes, perform the
Medium Cleaning for all the heads.
Always use the UV protection sheet
Necessary special tools :
- ST-056 TORQUE DRIVER NS
- 1000005463 TOOL,BIT PHILLIPS NO.1 L150MM ST-107
For replacing [Head 5], use the special bit as below or any of a No.1 bit which length from 200mm to 300mm instead
of the special bit.
- 1000008127 TOOL,BIT CROSS NO1 V17 7X207L ST-121
While in service mode, the menu which involves a motion of Head UP/DOWN holds and keeps the head carriage at the
very top position, where the menu does not proceed any further.
By following the below steps, the base height position for service menu is set so that the menu can proceed.
The base height is preserved while in service mode, but once the service mode fi nishes, it is released. So, it must be set
again for the next time in service mode.
1.Select [I/S MENU] > [I/S CONTROL] > [HEAD UP/DOWN]
> [MIDDLE], and press [ENTER] key to move down the Head
Carriage.
2.Select [I/S MENU] > [I/S CONTROL] > [CAP] > [CLOSE], and
press [ENTER] key to move the Capping Unit up1 step.
Then press the [ENTER] key 2 times to Cap the Heads with
adjusting the position of the Head Carriage.
during this replacement, or ink will harden and clog inside the ink line.
3-4
CLEANING
CLEANING
MEDIUM
UV protection sheet
Parts NO.: 1000005829
Parts Name : TOOL,VINYL YE UV RESISTANT ST-113
I/S CONTROL
HEAD UP/DOWN
HEAD UP/DOWN
MIDLLE
[
ENTER
I/S CONTROL
CAP
CAP
CLOSE
MEDIUM
AB
[ ] [ ]
]
[ ][ ]
[ ]
[ ]
ENTER