Diamond Products CORE CUT CC9074DC-36, Руководство оператора, Страница: 53 / 72

MAINTENANCE
Engine Rail Bolts
2. Unlatch and lower the front jackshaft belt
cover.
3. From the front of the saw, using the belt
tensioner tool (provided in the tool holder
assembly located on the left inside of the
upright), turn the lead screw counter-
clockwise. This will pull the engine forward
and loosen the drive belts.
Belt Tensioner Lead Screw
4. Unlatch and open the front belt cover and
remove the rear belt cover
5. Remove the matched set of drive belts
from the PTO and jackshaft drive sheaves.
NOTE: If removing a tapered bushing, continue
to step 6. For quick disconnect (QD) bushings,
skip to step 8.
6. Remove both setscrews from the sheave.
Tapered Bushing with Setscrews
7. Place one of the removed setscrews
into the third setscrew hole (in line with
slot) on the bushing. Using an Allen
wrench or hex key, tighten the setscrew
into the hole to separate the sheave
from the bushing.
8. Remove the sheave from the bushing.
9. For the QD style bushing, use a socket
wrench and remove all three cap screws
from the bushing.
QD Bushing with Cap Screws
10. Place the three cap screws into the
threaded holes on the bushing. Using a
1/2” socket wrench, tighten the cap screws
into the holes to separate the sheave from
the bushing.
11. Remove the setscrew above the key using
an Allen wrench or hex key if replacing the
QD bushing.
Installing the Jackshaft Drive Belt Sheave
1. If needed, unlatch and open the front belt
cover and remove the rear belt cover.
2. Fit the appropriate size sheave onto each
bushing.
Refer to the RPM and Blade Size
Conversion charts in Appendix B at the end
of this manual and the CC9074DKV Parts
List for additional information.
3. On the PTO sheave, place a straightedge
against the edge of sheave. Adjust the
jackshaft drive sheave to align with the
edge of the PTO sheave.
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