OPERATION

OPERATION

Problem

Possible Cause

Remedy

Spindle Leaking At

Due to Motor Seal Failure

See section on motor seal failure and repair as

Motor

(hydraulic Oil leak)

needed

 

Motor Loose or bolts

Bolts should be checked every 8 hrs. Loss of

 

missing

torque will result in seal failure and leakage

 

Gasket torn due to

See above

 

movement of motor on

 

 

spindle flange

 

 

Excessive Backpressure in

Remove the Spindle vent plug and check for

 

Spindle

clogs or contamination.

Spindle Leaking

Seal Damaged due to

Replace as required. Check for damaged or

Around Bottom Seal

Debris

missing seal guard

 

Bearings Loose

Disassemble the Spindle and inspect the

 

 

bearings for damage. Re-assemble and

 

 

properly pre-load the bearings based on the

 

 

technical service manual.

 

Seal blown out due to

Remove the Spindle vent plug and check for

 

excessive back pressure

clogs or contamination.

Spindle Leaking At

Relief fitting installed in the

Install the vent in the top most hole or even

Relief Vent

fill hole (wrong hole)

with the top of the top bearing race. The lower

 

 

hole is the fill hole and should have a grease

 

 

zerk or plug installed.

 

Spindle Overfilled

Overfilling will result in the lubricating oil being

 

 

expelled from the vent.

Spindle Overheating

Low Grease Level in the

Fill lubricant until it can be seen in the top most

 

spindle

(vent plug) hole.

 

Excessive Bearing Pre-

Disassemble the spindle and inspect the

 

load

bearings for wear. Re-assemble following the

 

 

bearing pre-load specifications in the Technical

 

 

Service Manual.

 

Blade bar bolts are too

Installing the incorrect bolts (too long) for the

 

long

blade carrier will allow the bolts to contact the

 

 

lower bearing and will lock up the spindle.

 

 

Install the correct bolts.

Spindle Shaft Loose or

Bearing Pre-load adjusting

Locking washers are provided to retain the pre-

Falls Out

nut and/or lock nut failure

load lock nut in place. Improper installation of

 

 

the washer and locking mechanism will allow

 

 

the lock nuts to back off. Re-assemble

 

 

following the recommended procedures

 

Bearing cups or cones not

Disassemble and check for wear. Follow

 

installed properly

reassembly procedures indicated in the

 

 

Technical Service Manual

 

Severe upper bearing

Usually due to lack of lube. Replace the

 

failure.

bearing(s) and make sure the spindle is

 

 

properly filled. Also check for leakage and

 

 

repair as needed.

2160 06/11

Operation Section 4-48

 

 

 

© 2011 Alamo Group Inc.

 

 

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Servis-Rhino 2160 manual Spindle Leaking At

2160 specifications

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