MAHA MPJ Series, Original Operating Instructions

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BA550001-en
Bleeding by means of hand pumps
1 Pump the pit jack using the fast stroke (C) until the pit jack has moved
approx. 100-200 mm.
2 Immediately afterwards, pump up the load stroke (B) and also perform the
lifting movement without pausing for approx. 100-200 mm.
3 Now actuate the fast stroke (C) pump again and move the pit jack to the
mechanical stop. Pit jack is now fully extended
4 Actuate the load stroke (B) pump at the mechanical stop and perform
approx. 10-20 pump strokes.
5 Switch to fast stroke (C) pump and carry out approx. 10-20 pump strokes.
6 Lower the pit jack to the home position using the drain plug (A).
7 Repeat the procedure until the piston rod moves smoothly.
B
A
B
C
A