12
U-Type
®
Secondary Cleaner
Fig. 8J
Tensioner
Adjusting Nut
J-Bolt Jam Nut
Tension Spring
Clearance .030"
Between Coils
Spring Tension
Gauge
9J. Set the blade travel stop.
Set both stop collars to a clearance of 6mm (1/4”) for UV and UC cleaners, or 13mm (1/2”) for UF cleaners, from
bearing mount stops (Fig. 9J). This is to prevent blade from moving into belt. Tighten set screws and lock nuts.
7J. Set up stop collar and assemble opposite tensioning system.
a. Loosen stop collar (Fig. 7J).
b. Slide the second adjusting arm on pole end; assemble and mount tensioning system.
8J. Set the spring tension.
a. Loosen J-bolt jam nuts and turn tensioner adjusting nuts until both springs have a clearance of about
.030" between all coils (use Spring Tension Gauge included in installation instruction packet.) (Fig. 8J).
IMPORTANT: Always be sure there is uniform contact between blade and belt.
b. If blade is not in full contact with belt at edges and center, either raise or lower pole position of cleaner
and reapply tension.
Fig. 7J
Stop Collar
Clearance 6mm (1/4”)
for UV and UC;
13mm (1/2”) for UF
Fig. 9J
Bearing
Mount Stop
Stop Collar
Belt Direction
4.2 U-Type® SS J-Bolt Cleaner (cont.)
Section 4 - Installation Instructions
6J. Mount the tensioning system.
a. Slide one adjusting arm onto pole end with stop collar that was not tightened (Fig. 6Ja).
b. Assemble tension spring and J-bolt mount to adjusting arm. Locate position for J-bolt mount (Fig. 6Jb).
IMPORTANT: Allow at least 50mm (2”) of upward movement for J-bolt end for future adjustment.
c. The J-bolt mount can be mounted in any position (360 degrees) around pole. The only requirement is
that J-bolt and spring remain perpendicular to adjusting arm (Fig. 6Jc).
d. Weld or bolt J-bolt mount into position.
e. Tighten adjusting arm set screw and lock nut to secure position on pole.
f. Adjust J-bolt to apply light tension on tension spring.
Fig. 6Ja
Fig. 6Jc
J-Bolt Mount
Tension Spring
Adjusting Arm
Adjusting Arm
Fig. 6Jb
Tension
Spring
J-Bolt
J-Bolt Mount
(50mm (2”)
Upward
Movement
Adjusting Arm
Stop Collar
