NOTE
If the mix lines or air line is difficult to remove, soften with a rag soaked in hot water. Hose connections may be sprayed with Haynes Sanitary Lubricant for ease of removal. Do not loosen or remove the mix pump cover wingnuts. Maintain the mix pump hose in its operational condition.
1.Loosen clamp and remove air hose from pump compressor.
2.Loosen clamp and disconnect mix pump hose. Remove the pickup hose, mix check valve and pickup hose adapter (and bag adapter if applicable) as an assembly from mix container.
3.Completely disassemble both hose assemblies and check valve. Place hoses, tee, check valve assem- bly, and pickup hose adapter in 90° to 110°F (32°C to 43°C), mild detergent water and wash thoroughly. Use soft bristle brushes to clean inside of fittings. Rinse all parts in clean 90° to 110°F (32°C to 43°C) water (see Figure 23).
4.Carefully inspect each part for wear or damage. Replace worn or damaged parts.
5.Wash feed tube and air tube with 90° to 110°F deter- gent water and brushes provided. Rinse with clean, 90° to 110°F water (See Figure 24 and 25).
6.Prepare two gallons (7.5 liters) of sanitizing solution using a USDA certified grade sanitizing solution. Sanitize all removed parts, then air dry.
7.Check Hose Service Record decal to determine if hose reposition or replacement is required at this time.
8.Reassemble both hose assemblies per the diagram located on the inside of the cab door. Reconnect assemblies to the pump and discharge hose, using the clamps. (See Figure 26 or refer to Section 2.5 Mix Pump).
Figure 23. Removable Parts
9.Sanitize assembled freezer as per instructions outlined in Section 3.9).
Figure 24. Cleaning Air Tube
Figure 25. Cleaning Feed Tube
Pump
Compressor 
Figure 26. Mix Pump Tube Routing
19