mecalac 12 MXT - Page 71

28000 12MXT
M1 69
14.3.2 Adjusting the
∆∆
P of the CROSS OVER
valve
Right side:
1- Place the machine equipment in a blocked position
and turn the direction to the right, engine in maximum
regime.
2- Measure the difference in pressure between (1 fig. 1)
and (2 fig. 1) using the two manometers.
3- Loosen the lock nut and turn the screw (1 fig. 2) of the
CROSS OVER valve clockwise in order to increase
the
∆∆
P of the right side.
Left side:
4- Place the machine equipment in a blocked position
and turn the direction to the left, engine in maximum
regime.
5- Measure the difference in pressure between (1 fig. 1)
and (2 fig. 1) using the two manometers.
6- Loosen the lock nut and turn the screw (2 fig. 2) of the
CROSS OVER valve clockwise in order to increase
the
∆∆
P of the left side.
10 flat spanner
2 manometers, 0 - 600 bar
Operation
Pressure
(bar)
Measurement
(ref. no.)
Adjustment
(ref. no.)
∆∆
P direction
225 (+5 -0)
1 fig. 1 and 2 fig. 1
1 fig. 1 and 2 fig. 1
1 fig. 2
2 fig. 2
1
2
Fig. 1 SX14 valve block
1
2
Fig. 2 CROSS OVER unit