180R9264 | AQ115586503043en-000903 | 77
© Danfoss | 2023.03
Operating guide
Installation, Operation and Maintenance APP 11-13
Installation
Impurities
8.
Prior to installation, burrs and chips and
other impurities must be removed from
pipes and hoses, eg with a felt plug
Chips or other impurities in the system
may cause damage
Sealing
9.
Fittings in screwed components to be
sealed with O-rings or bonded seals
Using teflon tape or packing yarn in
joints may cause damage
Grease
10.
Correctly limited quantities of grease
prevent seizing
Too much grease may develop
biofilm causing operational failures
Water supply
13.
Fill system with water before starting
to ensure lubrication and cooling
Starting without water will cause
damage
Coupling
12.
Ensure always to have 3 mm distance
between coupling flanges
Insufficient distance and/or misalign-
ment between the coupling flanges
will damage the pump
= min. 3 mm
0 mm
Assembly of coupling
11.
The coupling must be easy and simple
to assemble (see product instruction)
Never use force when assembling the
coupling parts, as this will damage the
motor/pump
