Secondary Fluid Pump Filter Replacement M33 Model Only
                    
 
- Remove the secondary fluid pump assembly (108). Refer to 
Secondary Fluid Pump Assembly Removal
 .
- Remove the filter retainer (111) from the secondary fluid pump assembly (108).
- Rotate filter (112) upward and separate from the pump.
- Install a new filter (112) and rotate filter downward.
- Install a new filter retainer (111).
- Install the secondary fluid pump assembly (108). Refer to 
Secondary Fluid Pump Assembly Installation
 .