Elmo Rietschle V-DTR 100/140 - Manual (Page 15)

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Installation
5.3 Connecting pipes
a) Pressure connection at (Abb. 2/B).
NOTICE
Material damage resulting from the forces and
torques of the pipes on the unit being too high
Only screw pipes in by hand.
The pressure volume fl ow is reduced if the
pressure pipe is too narrow and/or too long.
b) Check to ensure the pressure line is connected
correctly
NOTICE
Length of the connection pipes
With connection pipes that have the same pipe
cross section as the machine connection and are
more than 3 m long, a non-return valve especially
for the purpose must be installed in order to avoid
reverse operation when the machine has stopped.
5.4 Control and relief valve
The required pressure ranges can be set with the
pressure regulating valve (Fig. 2/D) as shown on the
symbol plate affi xed to the rotary knob.
NOTICE
Do not operate without the standard control
and relief valve.
If the permissible fi nal compression pressure is
exceeded (see data plate) the machine may be
damaged.