Case CX145C SR, Operator'S Manual

Page: 257 / 306

6 - MAINTENANCE
Plastic and resin parts
When cleaning the plastic windows, the console, the instrument panel, the indicators, etc. do not use gasoline,
kerosene, paint solvents, etc. Only use water, soap and a soft cloth.
The use of gasoline, kerosene, paint solvents, etc. will cause discoloration, cracks or deformation of these parts.
Checking the cylinders for leaks
A cylinder rod should be slightly oily. Check that there are no leaks after a period of work, when the whole hydraulic
system is at normal operating temperature.
1. Wipe clean the rod and bearing on the cylinder to be cleaned.
2. Operate normally for five or ten minutes.
3. Extend the cylinder rod.
4. Carry out the leak test.
ROD APPEARANCE TEST CONCLUSION
Dry
Slight traces of oil when a piece of paper is
wiped over
20 cm ( 7.9 in ) of the rod.
Normal
Slightly greasy Paper remains stuck to rod when run over rod.
Normal
Oily
Paper remains stuck when placed on rod.
Normal
Very oily or weeping
Each time the cylinder rod is extended, a ring of
oil can be seen on the rod.
Leakage
Each time the rod retracts, the excess oil drips
from the gland.
Consult your CASE
CONSTRUCTION Dealer
Tooth tip wear limits on the backhoe bucket
The degree to which a tooth tip can be worn can be as-
sessed visually.
It is possible to extend the life of a tooth tip which is wear-
ing unevenly, in a non-symmetrical fashion.
NOTE: Do not wait for tooth tips to be completely worn
through before changing them.
NOTICE: Never try to work with a missing tooth tip or a
tooth tip which is worn through. The adaptor could be
seriously damaged.
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