Nustep TRS 4000, Service Manual

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TRS 4000
support@nustep.com - (800) 322-4434 - (734) 769-3939 x 5
support@nustep.com - (800) 322-4434
42069 Rear Shaft & Sprockets 5-1-05
Rear Shaft & Timing Belt Sprockets
8. Attach right side bearing and slide
shaft until shaft is flush with end of
bearing. Set screws will tighten into
groove on shaft. 9. Tighten 4 nuts on bearings to 200
inch-lbs.
No photo.
39
6. Slide rear shaft toward poly-v side
and remove plastic spacers and
sprockets and shaft. 7. To install, slide new shaft from
poly v side. Install parts in order: 3
spacers, sprocket, 2 spacers,
sprocket, 3 spacers. See Figure 3.1.
IMPORTANT NOTE:
“Lock
→ → → → →
” and printing on roller
clutches must face poly-v side. The
drivetrain will not operate properly if
sprockets are installed backwards.
200 inch-lbs
Torque Setting:
10. Tighten 4 set screws; install
poly-v belt and sheave; install timing
belt springs (S/N < 428173) or belt
idler spring (S/N > 428174).