Viking FCU150 Service Manual page 21

Section C – Power Unit Mechanism
BEARING
HOUSING
NUT
BRACKETS
THRUST
WASHER
BEARING
TOP
THRUST
PIN
WASHER
4. Remove the pin, thrust washer, bearing, and upper
bearing housing from the ram.
RAM
SCREW
5. Lower the ram screw assembly through the center
stabilizer plate.
STABILIzER
PLATE
SCREW
LOWER RAM
SCREW
HOUSING
IMPORTANT: On re-assembly, index the bosses on the
top bearing housing with the corresponding notches in
the bearing. Brackets must be positioned correctly as
they activate the limit switches. See illustration at left.
6. Re-assembly is the reverse of disassembly.
PIN
BEARING
BOSSES NOTCHES
21
BEARING
HOUSING