Series 111 Accumulator: Maintenance Overview - MTS Systems Landmark 370 Series Product Information

Maintenance
B. Based on the TIR results, tap the force transducer so it moves enough to produce an
acceptable TIR deviation.
C. Go to Step 3 on page 101 and determine if the force transducer and actuator are
aligned.
D. Torque the nuts (or screws) as follows.
6. Check the alignment again.
Take another reading to make sure the TIR remains within specifications.
If the TIR remains within specifications, continue to the next step.
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If the TIR is out of specification, return to Step 3 in this procedure.
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7. Lower the load unit.
Remove the blocks of wood elevating the load unit and reattach the load unit to its
mounting surface.

Series 111 Accumulator: Maintenance Overview

Maintaining the proper pressure level for your accumulators is essential for optimum system
performance and component life. Review the following figure to familiarize yourself with the
accumulator components and their locations. Also review the following guidelines before performing
any procedure.
106
If the force transducer is accurately aligned with the actuator, finish this
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procedure.
If the force transducer is not accurately aligned with the actuator, return to
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Step B of this step.
For an axial system, tighten the center nut only to 85 N·m (62 lb·ft).
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For an axial-torsional system, torque the screws to 24 N·m (17 lb·ft).
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MTS Landmark™ Tabletop Load Units - Product Information