c hain. T he c hain has 24 links , and eac h link can
ha v e dig ging teeth fastened to it and is refer red to
as a tooth position. F or the 4 inc h soil c hain, the a
teeth are fastened onto ev er y other link, for a total
of 16 teeth. T o mak e it into a 6 inc h c hain, y ou add
a 6 inc h tooth configuration betw een 2 existing
teeth ev er y 8 links . At eac h tooth position, the
teeth are fastened in v arious configurations with
spacers and tubes to v ar y the width of cut. T he
tooth configurations are ar rang ed along the c hain
to maximize dig ging efficiency .
T he teeth are cupped differently de pending on the
side of the c hain to whic h they are fastened (left
or right). T he teeth are fastened to the c hain links
with bolts , n uts , tubes , and spacers of v ar ying sizes .
1. Lo w er the loader ar ms , stop the engine , and
remo v e the k ey .
2. On an empty c hain link in the front of the
trenc her , install right and left soil teeth on both
sides of the c hain as illustrated in Figure 1 .
Figure 1
1. Chain link
5. Bolt (3/8 x 1-1/4 inches)
2. Left soil tooth 6. Tube
3. Right soil tooth
7. Locknut (3/8 inch)
4. Bolt (3/8 x 4 inches)
8. Spacer
3. Eight c hain links bac k, install right and left soil
teeth on both sides of the c hain as illustrated
in Figure 1 .
4. Star t the engine , raise the trenc her slightly off
the g round using the loader ar ms , and slo wly
r un the c hain forw ard to mo v e the other 12
links to the top .
5. Lo w er the loader ar ms , stop the engine , and
remo v e the k ey .
6. Eight c hain links bac k from the last tooth y ou
installed, install right and left soil teeth on both
sides of the c hain as illustrated in Figure 1 .
7. T or que all bolts and n uts y ou installed
previously to 27 to 33 ft-lb (37 to 45 N ⋅ m).
Step
3
Installing the Spoils Auger
No Parts Required
Procedure
Important: F ailing to position the spoils
auger cor r ectl y may dama ge the tr encher .
1. Star t the engine and raise the loader ar ms
slightly (2 to 3 inc hes).
2. Stop the engine and remo v e the k ey .
3. Using the bolt and n ut y ou remo v ed previously ,
connect the spoils aug er to the aug er shaft.
P air the hole far thest from the aug er blade ,
in the end of the aug er with 2 holes , with the
inner hole on the shaft ( Figure 2 ).
Figure 2
1. Spoils auger 3. Hole position for a 6 inch
chain.
2. Hole position for a 4 inch
chain.
2