RUTHMANN 27409, Operating And Maintenance Instructions Manual

Page: 215 / 261

9 Maintenance
BA.GB.12-27409-05-07-FTA-jr
RUTHMANN-Steiger
®
TB270
9-29
Interval Remark,
Component Work to be carried out
d
300
h
600
h
a
other inter-
vals
Ball cock Visual test

Check fastening for firm hold

Check tightness

Check hydraulic connections for
firm hold and damage

Check well-running

Safety Visual test

valves at Check fastening for firm hold

Hydraulic Check tightness

cylinders Check hydraulic connections for
firm hold and damage

Adjusting values

,
if necessary
Function test

Way valve Visual test

Check fastening for firm hold

Check tightness

Check hydraulic connections for
firm hold and damage

Cable / hose Check well-running

drum Check fastening for firm hold

Check tightness

Check hydr. connections for firm
hold and damage

Check pretension of the drawing-
in spring.

Clean chain for power track
W
W,
if necessary
Check chain for power track for
wear

Hydraulic- Visual test

hose and Check fastening for firm hold

tube lines Check tightness

Check hydraulic connections for
firm hold and damage

Check hose elongation inside the
boom and chain for power track

Check labelling on the hydraulic
hoses and connection points for
completeness and legibility

Exchange hydraulic hoses W,
every 6 years
Hydraulic tank Visual test

Check fastening for firm hold

Check tightness

Check hydraulic connections for
firm hold and damage

Check hydraulic oil level

Clean hydraulic oil return filter /
renew filter element
W
W
, firstly after
50 h to. 300 h
Exchange of hydraulic oil W,
after 3000 h,
every 6 years
at the latest