7
Maintenance
Simple Repairs
Exchanging the Plungers
When
When scratched
Tools required
• Wrench 1/4 inch
• 4-mm hexagonal key
Parts required
#
1
Preparations
• Switch off pump at the main power switch
• Remove the front cover
•
1
Disassemble the Pumphead assembly.
92
Part number
Description
5063-6586
Plunger
"Removing the Pump Head Assembly"
on page 88
2
Check the plunger surface and remove any deposits or
layers. Cleaning can be done with alcohol or tooth paste.
Replace plunger if scratched.
1200 Series Quarternary Pump User Manual