3-5
XR500
11/19/21
Initial Setup
Initial Setup
Deck Belts Tension
3
Clean the entire deck (including under the belt cov
-
ers) of all grease, oil, fuel, grass, or debris to pre
-
vent fire or projectile hazards.
CAUTION!
When cutting with new belts, do not
over-power the Articulator within the first few hours
of operation.
Listen for excessive belt slippage.
Check belt tension after 2 hours of operation.
Check all belt tension adjustment hardware after
the first 8 hours of operation.
The drive belt tensioner system automatically tensions the
dual drive belts. No adjustments are necessary. See Fig. 8-
1. Ensure the tensioner is properly lubricated and moves
freely.
3.8
Deck Belts Tension
WARNING!
Do not inspect, adjust, or change the
deck drive belts while the tractor is running.
Clean the entire deck (including under the belt cov
-
ers) of all grease, oil, fuel, grass, or debris to pre
-
vent fire or projectile hazards.
CAUTION!
When cutting with new belts, do not
over-power the Articulator within the first few hours
of operation.
Listen for excessive belt slippage.
Check belt tension after 2 hours of
operation.
Check all belt tension adjustment hard
-
ware after the first 8 hours of operation.
NOTE:
Lastec offers a belt tension
gauge (Part No. 016309) which accu
-
rately measures the belt tension. See
Fig. 3-14.
1.
Remove all belt covers.
NOTICE
Start from the center deck and
move outward.
2.
Deflect the sides of each deck belt inward
at its center point between the pulleys by
applying 10 lbs pressure.
NOTE:
Use a straight edge between
pulleys to measure the depth of deflec
-
tion.
You should be able to deflect the belt approxi
-
mately 1/2' to 3/4" inward.
3.
Loosen the belt slightly if you cannot deflect the belt at
least 1/2" inward with 10lbs of pressure.
4.
Tighten the belt slightly if you can deflect the belt more
than 3/4" inward.
Belts are adjusted by adjusting the deck positions via the
pivot slide bars.
5.
Loosen the jam nut and set screw on the slide bar
housing.
6.
Loosen the jam nut on the slide bar.
7.
Adjust the bolt in or out of the slide bar to adjust the
slide bar.
XRT-02
FIG. 3-13
Tensioner
Spring
1
2
5
10
1
52
02
5
3
0
QS-53
FIG. 3-14
TDXR550-05
FIG. 3-15
Jam nut and
set screw
Slide bar
jam nut
Adjustment
bolt
Nylock nut
Adjustment
plate
Straight edge
