Lowepro RTA2072 用户手册
15
Section 4: Maintenance and Lubrication
7/03/07
RTA2064, RTA2072, RTR2064 & RTR2072 Rotary Tillers 311-328M
Land Pride
Clutch Disassembly & Assembly
If clutch run-in procedure indicates that one or more of the
friction disks did not slip, then the clutch must be
disassembled to separate the friction disks.
friction disks did not slip, then the clutch must be
disassembled to separate the friction disks.
NOTE: Before proceeding, secure clutch firmly in a
vise or other clamping device to prevent injury.
vise or other clamping device to prevent injury.
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Step 1
Remove snap ring.
Step 2
Remove backup ring, lock collar,
compression spring, bottom backup ring,
and balls.
compression spring, bottom backup ring,
and balls.
Step 3
Tighten the four hex nuts uniformly until the
clutch pack and hub are loose.
clutch pack and hub are loose.
Step 4
Bend all four retaining lugs out on the edge
of the clutch housing.
of the clutch housing.
Step 5
Remove the thrust plate with the Belleville
Springs and lug rings to access friction
disks and hub for inspection or service.
Springs and lug rings to access friction
disks and hub for inspection or service.
Step 6
Inspect friction disks and hub.
Disassembly
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Step 2
Compress the Belleville Springs to the
pressure plate by tightening the four hex
nuts and then placing the assembly into the
clutch housing.
pressure plate by tightening the four hex
nuts and then placing the assembly into the
clutch housing.
Step 3
Bend the retaining lugs inward over the
Belleville Spring edges to secure the spring
before backing the four hex nuts off.
Belleville Spring edges to secure the spring
before backing the four hex nuts off.
Step 4
With the lugs bent in, loosen the four hex
nuts completely to the end of the threaded
studs.
nuts completely to the end of the threaded
studs.
Step 5
Insert greased balls.
Step 6
Install bottom backup ring, compression
spring, lock collar, and top backup ring.
spring, lock collar, and top backup ring.
Step 7
Install snap ring.
Step 1
Place the hub and friction disks into the
housing.
housing.
Assembly