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10.
Tests
The hydraulic power units are subject to very high levels of mechanical stress. A visual
inspection must therefore be carried out after every use and at least one visual inspection
must be carried out every six months.
This reveals wear and tear in good time; punctual replacement of these wearing parts
prevents damage to the equipment. Also check regularly that all the securing screws are
tightened (if applicable, comply with prescribed tightening torques).
ATTENTION!
Clean off any dirt before checking the equipment!
WARNING/CAUTION!
To perform inspections, maintenance and repairs, personal safety equipment
appropriate for the work is an absolute requirement. (when necessary also use
screens).
HURST offers a suitable test kit for the function test of the hydraulic units.
(For specific details, please consult the HURST range of accessories or contact your
HURST dealer.)
10.1 Recommended test intervals
10.1.1 General visual inspection
A visual inspection must be carried out after every use, but at least once every six months.
Operating time per day Functional test
up to 1 hour
1 x annually
up to 8 hours
1 x per quarter
up to 24 hours
1 x per month
In addition to these test intervals you need to carry out a function test if:
- the unit makes suspicious noises,
- there is a justified suspicion of internal damage to the unit.
If the noises and suspicions referred to above arise several times in a month, or if maximum
pressure cannot be achieved during the function test, you need to contact HURST customer
service immediately. The contact details are given in the Chapter "Fault analysis".
10.1.2 Function check
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