Subject to modifications
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Page 23 of 32
User Manual
Operating Instructions
2.1EN-38016-C09
Check the Pressure Relief Valve
Fig. 9-4 Check the pressure relief valve
100 5a93
1 -
Hose line, min. length 1m
2 -
T-piece
3 -
Pressure gauge
4 -
Relief cock
1st option
Connect the press ure gauge (0-600 bar; 0-8708 psi) to the
pressure relief valve (see fig. 2-1).
6001a02
IMPORTANT
Do not connect the press ure gauge di-
rectly to the pump element. Use a hose
line of min. 1 m length. High pressure may
exceed the abov e-mentioned range,
causing the motor to stall The motor is
designed in such a way that it can stall for
about 30 minutes without being damaged.
Trigger an additional operating cycle.
2nd option
Connect the manual pum p of the pressure and c hecking
set 604-36879-1 to the pressure relief valve and check the
opening pressure by means of the manual pump.
The pressure relief valve should open at a pressure of 200,
270 or 350 bar depending on its design.
Tests
Operational Test /
Triggering an Additional Operating Cycle
To check the pum p operation it is possible to perform an
additional test (see fig. “PCB 8“).
Maintenance, Repair and Tests, continuation
Functional Check of the control p.c.b.s
6001a02
NOTE
See chapter „Control p.c.b. V10-V13“,
paragraph „Operational Test …”
(fig. “PCB 8“).
