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Exploded Parts Views and Service Manual for the Stoelting U431 Soft Serve Machine

Service manual, catalog, mechanical drawings of parts, and parts list for the Stoelting U431 soft serve machine. FrozenYogurtParts.com is your source for all your ice cream machine and frozen yogurt or soft serve needs.

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Service Manual

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Parts List and Part Numbers

View all Stoelting U431 soft serve machine parts for sale

Not all part list images are included below. See Service Manual link for more parts images and diagrams.



Item Stoelting P/N Qty. Description
1 2177427 1 Door (Side ID Grooves)
- 2177072 - 38mm (1.5 inch) Spigot Ext.
- 2177073 - 64mm (2.5 inch) Spigot Ext.
- 2177074 - 76mm (3 inch) Spigot Ext.
- 232734 - Rosette Cap
- 624677 - Castle Top O-Ring
1 2177588 1 Door w/Pins - CE
- 624654 - O Ring Spigot Extension
- 2158070 - 38mm (1.5 inch) Spigot Ext.
- 2159688 - 64mm (2.5 inch) Spigot Ext.
- 2157869 - 76mm (3 inch) Spigot Ext.
- 232732 - Rosette Cap
2 1158091 1 Actuator, Door Safety
3 3159696 2 Spigot, Outside
4 3158086 1 Spigot, Center
5 624598 4 O-Ring
6 624664 1 O-Ring (CS)
7 625133 2 O-Ring (Silicone)
8 508135 AsReq Lubricant, Petrogel
9 482019 4 Knob Black
10 624614 2 O-Ring (CS)
11 624520 2 O-Ring
12 694200 2 Spring Comp.
13 482004 2 Knob
14 2110116 2 Valve Stem



Drawing Index No. Part Number Qty. Description
1 2104552 1 Auger Front Support
2 149003 1 Front Bearing
3 381804 6 Plastic Flight
4 694255 6 Spring
5 4151178 1 Auger
6 624678 1 Rear Seal "O" Ring
7 1151859 1 Rear Seal Adaptor
8 667868 1 Rear Seal