Xylem HYDROVAR HV 4.150 / 4.185 / 4.220 - Manual (Page 24)

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To remove the HYDROVAR – cover, the 4 fastening screws must be opened.
• Ensure that there is no liquid on the unit before you open the cover.
• Centre the HYDROVAR on the motor fan cover using the rubber centre bit.
• If the HYDROVAR is mounted on a motor with plastic fan cover, a stainless
steel mounting ring must be used.
• The HYDROVAR is installed on the motor fan cover by using the mounting brackets, the
four screws and the relevant washers*.
• The HYDROVAR has to be centred and then the four screws must be tightened.
• Tighten each fastening screw until the two bottom teeth in the brackets start to grip the
fan cover.
• After the electrical components are connected, the top cover of the HYDROVAR can be
mounted and tightened by the four fastening screws.
•
Make sure of a good connection of the ground wire.
• Ensure HYDROVAR cover gasket is in place before tightening the fastening screws.
• Ensure that the mounting of the cable glands is done properly and use closing plugs
for cable entries which are not in use.
*For HV4.150-4.220:
Measure the right distance with the acceptance, the clamp and
the screw together
Adjust the length for smaller motor sizes
P
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se t
ake car
e ab
out
sh
ar
p edge
s and
rem
ove t
hem
p
roper
ly
Max. Length Adjust the length for smaller motor
sizes