GB 24
9.694.004 V1.04
ENGLISH
MD 850
Troubleshooting and Maintenance
Maintenance Information
!
Please use only
genuine HAWO replacement parts.
Replacing pressure roller
Switch off machine and DISCONNET POWER PLUG !
Open housing
Remove mounting screws
for upper guide rail and remove guide rail
.
Unscrew pressure adjustment screw
approx. 5 mm
Loosen mounting screw
and pull pressure roller completely out of holder
Detach snap ring
and remove pressure roller
Install new pressure roller and fasten with snap ring
Position complete pressure roller in holder, center in relation to bottom roller and tighten mounting screw
Adjust contact pressure by screwing in adjustment screw
according to calibration instructions on page 24
Install guide rail
When installing the upper guide rail before fastening, push the die down so that the interval between
the screw head and rail is 1 mm on both sides. This ensures the correct contact pressure for the guide rail.
Close housing
5
Distance between screw head and rail = 1 mm