Danfoss EV210B How To Use Manual page 33

Manual opening unit
© Danfoss A/S (IA-MC/mhe) 05-2007 / 520B2809
Spare parts high performance (blue) range
The manual opening unit for EV220B 15-50 can be
used to open and close the valve in the event of
power failure or when applying test pressure.
Code no. 02U050