Maintenance2722−1/A2
RT-flex58T-E
Winterthur Gas & Diesel Ltd.
8/ 12
6. Adjusting the opening pressure
⇒ Install the injection valve in the test bench as described in section 2.
⇒ The opening pressure of the injection valve can be set by adjusting spring
tensioner 7.
⇒ For readjusting the opening pressure, compression spring 12 must first be
completely released by means of spring tensioner 7.
⇒ Then operate the valve test bench and tighten the spring tensioner simulta-
neously until the required opening pressure is reached.
⇒ Check the injection valve as described in section 2.
⇒ After adjusting the opening pressure, tighten collar nut 6.
Remark: An opening pressure of 460 bar corresponds with the reference
dimension ’x
1
’ = 33.30 mm .
2013 / ER-3
Injection Valve: Checking, Dismantling, Assembling and Adjusting Injection Valve with FAST
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