Inova SV 125 Operating Manual page 366

Insert the pump piston carefully into the pump cylinder.
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Connect dosing hose and filling needle.
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CAUTION!
Do not use force!
NOTE
Pump cylinder and piston must bear the same number (they are
paired). Do not mix up the pump bases.
CAUTION!
When using pumps with small piston diameters (5 + 7mm), connect the
intake and filling hoses only when the pump is dismounted. Risk of
damage to the piston!
Mount the dosing pump, see chapter 9.2.4, page 9--8.
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Version 1.0
9--6
Cleaning and maintenance
SV 125
4016589
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