PN 12069 R072208
59
SERVICE & MAINTENANCE
6.12.1 Run-in and ToRQue adJuSTmenT
It is recommended that the unit be run-in by slipping the sprocket
before initial use:
Ensure that the three adjusting nut screws are backed off
1.
four turns and that the adjusting nut is in a finger tight posi-
tion (Figure 62).
Mark the adjusting nut with the hub. Back off the adjusting
2.
nut the number of turns that correspond to the desired break
away torque as shown in the chart below.
Tighten the three adjusting screws alternately until the heads
3.
bottom out. Torque to 65 in-lbs.
6.12 ToRQue limiTeR (SliP cluTch) - auGeR dRiveline
6.12.2 mainTenance
After prolonged use, the auger driveline torque limiter should be
inspected for wear.
Remove the torque limiter from the gearbox drive shaft on the
1.
RH side of the gearbox. Follow reverse assembly procedure
from sections 4.8-4.9 (RH drive kit installation).
Back off the three adjusting screws four full turns.
2.
Remove the adjusting nut, spring retainer, spring, pressure
3.
plate, and friction discs.
Ensure that the friction discs are free from oil or moisture.
4.
Install the bushing over the hub and pilot the sprocket over
5.
the bushing. Re-assemble the friction disc, pressure plate
with the smooth side to the friction disc, spring, spring retainer
with pilot facing the spring, and the adjusting nut.
Advance the adjusting nut to a finger tight position, ensuring
6.
that the spring is piloted on the spring retainer.
Adjust the breakaway torque according to Section 6.12.1
7.
model
aPPRoXimaTe bReaK aWaY ToRQue
500
1 SPRING
90 LB. FT
150 LB. FT. 200 LB. FT. 250 LB. FT.
MAX
TuRnS
1-1/2
1
3/4
0
1993 and laTeR headeRS 15’-22.5’
It is recommended that the breakaway torque be set between
180 - 225 ft-lbs.
noTe
Figure 62, Friction disc torque limiter (slip clutch)