Belt And Deck Replacement - Nautilus Commercial TreadClimber TC916 Service Manual

mechanIcal ServIce

8.0 - Belt anD DecK replacement

tools needed: 7/16 & 3/4 Wrench or Socket
3/8 Allen Socket
1/8, 5/32 & 5/16 Allen Wrench
Phillips screwdriver
wood blocks 4-6 inch (10-15 cm) thick
8-1: Remove rear cover and rear step (see Figure 1 and
Figure 2).
8-2: Remove side pivot covers, side frame covers, front
cover, bottom frame covers and treadle covers (see
Figure 1).
8-3: Loosen four 1/2" - 13 bolts holding uprights to frame
using 3/4 socket or wrench.
8-4: Remove pivot casting bolts with 5/32 Allen wrench.
8-5: Lift console upright to remove pivot castings.
8-6: Relieve all tension on the belt by completely
loosening the alignment screw and then the
tensioning screw.
8-7: Remove end casting with front roller using 5/16 Allen
wrench (see Figure 3).
8-8: Remove deck screws with a 7/16 socket or wrench.
8-9: Remove deck (see Figure 4).
8-10: Brace treadles with blocks 4-6 inches (10-15 cm)
thick (see Figure 5).
8-11: There are 2 treadle bolts and 4 treadle pivot bolts
on each side. Remove these 6 bolts on one side,
and loosen the 2 treadle bolts and remove the 4
pivot bolts using a 3/8 Allen and socket wrench
(see Figure 6).
note: Remove one belt at a time. Replace the bolts,
deck and belt before proceeding to the other
side.
8-12: Lift treadle to create clearance for walk belt to slide
between upright and end of roller (see Figure 7).
8-13: Replace belt and deck using the reverse order of
steps 11 through 1.
16
rear Step
rear cover
Side pivot covers
Side frame covers
Bottom frame covers
figure 1
alwayS uNPlug the tReaDcliMbeR® befoRe
PeRfoRMiNg aNy tReaDle RePaiR!
uSe cautioN wheN woRkiNg oN the Deck oR
RePlaciNg the beltS. SeRiouS iNjuRy to fiNgeRS
aND haNDS May occuR if the tReaDleS aRe Not
PRoPeRly SuPPoRteD with blockS.
treadle covers:
4 covers total -
top/bottom, and
left/right.
front cover