# To refill the pulse unit

Keep the pulse unit at normal room temperature.

Before the refill: Let the bubbles in the oil fade away, at least 30 min. after last run. Check that there are no bubbles in the oil and that the pulse unit is completely full (100%) before reducing the oil volume according to operation No. 10.

Correct oil quantity: Fill to 100%, then reduce according to table. After the refill - check the tightening torque, and pulse frequency according to test methods.

Oil volume to be reduced from 100% | Approx. oil volume in pulse-unit
--- | ---
0.6 ± 0.05 ml | 9.5 ml