S
S
e
e
r
r
v
v
i
i
c
c
e
e
M
M
a
a
n
n
u
u
a
a
l
l
M
M
a
a
u
u
r
r
i
i
c
c
e
e
P
P
i
i
n
n
c
c
o
o
f
f
f
f
s
s
T
T
r
r
o
o
u
u
b
b
l
l
e
e
s
s
h
h
o
o
o
o
t
t
i
i
n
n
g
g
1
1
(
(
8
8
8
8
8
8
)
)
7
7
0
0
7
7
-
-
1
1
8
8
8
8
0
0
T
T
r
r
o
o
u
u
b
b
l
l
e
e
s
s
h
h
o
o
o
o
t
t
i
i
n
n
g
g
2
2
4
4
3. Drive belt is misadjusted (too tight or too loose). 3. Adjust motor position.
Noise in the rear of the
treadmill.
1. Rear roller bearings are defective.
2. Rear roller misaligned.
1. Replace with new rear roller.
2. Adjust rear roller position.
