SATA 97821 Manual Del Uso página 15

regulations）.
c）Place the jack upwards, align it with the oil filler and slowly fill qualified hydraulic oil until it is 0.6 cm from the oil filler.
d）Rotate the handle counterclockwise and open the oil return valve.
e）Rotate the handle clockwise, lift and press it, and repeat this operation several times quickly to discharge air from the oil circuit.
f）Recheck the oil level and refill the oil if necessary.
g）Tighten the oil filler screw.
h）Wipe it off with a piece of clean cloth, then place the jack in a safe place.
V. Common faults and troubleshooting:
The jack fails
to rise under
rated load
The tray
lowers
automatically
under load
The jack fails
to rise
Fault symptoms
symptoms
The rolling
handle feels
soft and weak
The handle
automatically
under load
Leakage at
the oil filler
Possible cause
（s）
97821
√
√
tilts
1 . C h e c k
whether the
oil return valve
is completely
closed;
2. There may
be air in the oil
circuit
中文
√
√
√
1. The oil circuit may be
blocked;
2. The oil return valve is
not completely closed
EN DE RU KO
√ √
√ √
√ √
The amount T h e r e
of hydraulic m a y b e
air in the
oil may be
insufficient oil circuit
PT JA ES
√
The amount
of hydraulic
oil may be
excessive
15