Maytag MWF4100AWS Operation And Maintenance Manual page 21

Disassemble
External Prefilter
Housing
Install new
cartridge and
restart System
MAYTAG Whole Home Water Filtration System Owners Manual MA1-5
November 2003
5. Using the optional External Prefilter Housing Wrench (available from
MAYTAG), turn the housing to the left (counter clockwise) to
disassemble (Photo 6).
Photo 6. Disassembling the External Prefilter Housing
6. Remove the External Prefilter Cartridge from the External Prefilter
Housing.
7. The surface of the External Prefilter Housing may be cleaned with a
brush and rinsed with water to remove grit and debris. Discard used
External Prefilter Cartridge.
8. Inspect O-Ring and the External Prefilter Housing for damage or
wear, as shown in Photo 7. Replace if required.
Photo 7. Inspecting o-ring.
9. Insert the new External Prefilter Cartridge into the External Prefilter
Housing. Ensure that the spigot on the bottom of the housing lines
up with the hollow core of the External Prefilter Cartridge. Be careful
not to damage the External Prefilter Housing when reinstalling
External Prefilter Cartridge.
10. Tighten using the optional External Prefilter Housing Wrench.
21