PR120H
MECHANICAL MAINTENANCE
Version: 5
Page: 12 of 24
Date: 2022.12.13
6.
PROCEDURE FOR CHANGING DANFOSS EV3 AND EV15 VALVES + SOLENOIDS ON PR120H
During this operation it’s important to activate the emergency stop button!
Disassembling and replace a Danfoss EV15 valve and solenoid
Remove the pipe by loosening the 2 flare nuts [1] dismount the plug on the solenoid and pull of the solenoid
[2], loosen the flare nut on this pipe [3], remove the EV15 valve [4]. Replace the EV15 valve and solenoid if
needed. The flare nuts [1, 3] are to be tightened firmly check that there are no leaks by the connections.
Notice! It is very important to be careful and not get any dust or dirt into the valve or pipes under
this operation; this could block the Danfoss solenoid valves.
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