H
I
R
OLLER
- B
ELT
C
ONVEYORS
7. M
AINTENANCE
H
I
R
OLLER
, M
INI
R
OLLER
, L
O
R
OLLER
& H
I
L
IFE
7.6. F
IXED
T
RIPPER
- A
LL
M
ODELS
P115506 R3
107
Figure 7.29 Typical Fixed Tripper
Figure 7.30
2. The belt must be threaded through the pulleys correctly (see Figure 7.31). To
form a continuous loop, the top carrying belt is
a. strung over the top of the idlers and top pulley of the tripper,
b. strung back over the top of the bottom pulley of the tripper,
c. around the bottom pulley of the tripper and back toward the head of the
conveyor over the top of the idlers,
d. over the top of the head pulley and the return belt slides back on the
bottom of the trunking,
e. under the belt plow just ahead of the tail pulley,
f. and under and around to the top of the tail pulley back to the tripper of
multiple trippers to the head pulley.