g. Attach two 8mm Metal Spacers (97), a 60mm
Metal Spacer (39), and two Bearing Wheels (46)
to one end ofthe Seat Carriage (12) with an M8 x
104mm Bolt(60) and an M8 NylonLocknut (65)
as shown. Be sure the parts are oriented as
shown in the insetdrawing; the Seat Knob
(not shown) will notengage the Bench Rail
(not shown) ifthey are incorrectly oriented.
Do not overtighten the Locknut; the Bearing
Wheels must be able to roll easily.
Attach two Bearing Wheels (not shown) to the
other end of the Seat Carriage (12) inthe
same manner.
10. Attach the Seat Knob(45) to the SeatCarriage
(12) with two M6 x 13mm Bolts(92) and two M6
NylonLocknuts (69). Be surethat the slot inthe
Knob is aligned with the slot in the Seat
Carriage, as shown.
Orientthe Seat (13), the Seat Backing (9), and
theSeat Carriage(12) as shown.Attach the Seat
and the Seat Backing to the Seat Carriage with
four M6 x 16mm Bolts (82).
11. Pull out the Seat Knob(45) as faras it will go,and
setthe SeatCarriage (12) onthe Bench Rail (5).
Looselyattach two 8mm MetalSpacers (97), a
60mm Metal Spacer (39), and two Bearing
Wheels (46) to the center holes inthe Seat
Carriage(12) withtwo M8 Flange Nuts (19) and
the M8 x 114mm Bolt(57). Make sure that the
serrated edge of the Flange Nutsare against
the Seat Carriage.
While a second personpressesdown on theSeat
(13), hold the wheel assembly firmly against the
bottomof the Bench Rail (5) and propedytighten
the M8 FlangeNuts (19). Make sure thatthree
threads areextending past the Nut, and that
the wide sides of all six Wheels (46) are
pressed against the Bench Rail.
Engagethe Seat Knob(45) intoan adjustment
hole inthe Bench Rail (5).
9
10
12
6L _Attach second
_-._ ./_. ,// setof wheels
_here

•i,L_'-65

97 -"_€'_ _.
/_1 46
Slots

11 19 13 ///

ustmentHole
97
_/(_ ._6 97
8