Operation Manual

Table Of Contents
Job Card No.:
Engine:
Filing No.:
Service-warning Switch
Checking
0178-48-10 1859
© 1283
11.08.01
S/BVM 628
In the case of excessive contamination of the
lube oil paper microfilter, the service warning
switch causes a differential pressure warning
to be given.
Job
Observe instructions given in Job Card No. 08.00.01
Clean exterior of housing. Check fastening screws for tight seating. Remedy any leaks. Ensure that the
connection cables do not chafe.
By means of hand wheel or 8 mm open-end spanner, turn cock (1) to test position II. Remove screw plug (2).
Connect up testing hose, pressure gauge and testing pump. Actuate pump and read off pressure at gauge.
At a pressure of 1± 0.2 bar, the differential pressure warning must be given.
Defective service warning switches must be renewed complete.
Remove testing hose, refit screw plug (2) complete with seal ring. Finally, turn cock (1) back to operating
position I.
Job Card:
- 08.00.01
Tools:
- Standard tools
- Testing pressure gauge
- Testing hose (Section 1.8)
- Standard testing pump
Checking
Inspect and test function of the service warning
switch on lube oil filter with engine stopped.
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