Sealing compound
Sealing compound is only to be used when described as such in the work step
(refer to section Operating
supplies and auxiliary materials)
. Please observe the manufacturer guidelines and processing instructions.
Apply the sealing compound thinly and evenly. Keep oil ducts and oil bores free of sealing compound.
When assembling the parts, no sealing compound must enter the oil ducts or oil bores.
Retaining agents
Retaining agents are only to be used when described as such in the work step
(refer to section Operating
supplies and auxiliary materials)
. Please observe the manufacturer guidelines and processing instructions.
Oil
Fill the ZF product with oil before operation. For the procedure and approved oil grades, refer to the
document valid for the ZF product, the type plate, and/or the latest List of Lubricants TE-ML. These
documents are available at all ZF Services Partner and here
.
3.5
Cleaning parts
▪ Clean all reusable parts.
▪ Remove sealing compound residue on sealing faces or retaining agent residue, e.g. in tapped holes or
on splines.
▪ Clean joining surfaces.
▪ Clean blind holes and blind hole threads.
▪ Lubricating bores, oil bores, oil ducts, bores for oil press fits, and lubricating grooves must be free from
dirt, preservative, and foreign matter. Check for free passage.
▪ Hose assemblies, tubes, and joining elements must be free from dirt, oil, and damage. Clean dirty or
oily parts. Check for free passage. Replace damaged parts.
▪ Clean all cavities and reliefs.
▪ Remove preservative from new parts.
3.6
Reusing parts
Authorized, specialized staff assess whether parts can be reused. Replace parts
▪ if they are damaged
▪ if they are worn, e. g. bearings, multidisks, thrust washers, etc.
▪ if they have a permanent deformation
▪ if they have been overheated during operation or during disassembly.
Only replace with original ZF parts or ZF-approved parts. Please refer to the spare parts catalog for the ZF
product.
3.7
Replacing parts
The following parts must always be replaced:
▪ Bolts with reduced shank and seals
▪ Single-use parts
Notes on Repairs and Assembly
EN 4472.751.001 - 2015-11
11
Summary of Contents for AV 133
Page 1: ...REPAIR INSTRUCTIONS AV 133 Bus axle with compact bearing BUSES...
Page 137: ......
