Baroness LM551, Service Manual, Page: 70 / 213

Use the slings to secure the main vehicle to
a pillar so that it does not move forward.
Always attach the slings to a pillar of
sufficient strength.
At this time, be careful that hydraulic hoses
or electrical wires are not crushed by the
slings.
1
2
ms5j2m-022
Forward Traveling (4WD)_006
1 Pillar
2 Sling
Start the engine, and allow the hydraulic oil
temperature to increase to the same
temperature as during ordinary use.
Check that there is no hydraulic oil leaking
from the location where the pressure gauge
was installed.
Rev the engine up to the maximum rpm.
Sit in the driver's seat and release the
parking brake.
Press the traveling pedal to the forward
side and measure the pressure gauge.
The pressure will decrease if the tires begin
to slip.
Always measure the pressure with the tires
locked.
The forward traveling circuit relief valve
pressure is set to 23.0 MPa (234.5 kgf/cm
2
)
(3335.9 psi).
6.
7.
8.
9.
10.
11.
LM551
Hydraulic System
Page 4-32
Measurement