SECTION 1

INTRODUCTION

1.1 DESCRIPTION

The Stoelting U421 and U444 floor model freezers are pressure fed. The freezers are equipped with fully automatic controls to provide a uniform product. The U421 freezer is designed to operate with almost any type of commercial soft serve or non-dairy mixes available, including ice milk, ice cream, yogurt, and frozen dietary desserts. The U444 freezer is designed to dispense soft serve product from the right side and shake product from the left side.

This manual is designed to assist qualified personnel and operators in the installation, operation and maintenance of the Stoelting Model U421 and U444 pressure freezer.

Figure 1. Model U421/U444 Series Freezer

1.2 SPECIFICATIONS

 

 

MODEL U421/U444

 

 

 

DIMENSIONS

Width: 26-3/4" (68cm)

Depth: 39-3/4" (101cm) Height: 65-3/4" (167cm)

 

 

 

WEIGHT

925lbs. (419,5 kg)

975lbs. w/Crate (442 kg)

 

 

 

ELECTRICAL

208/230 volt, 1 Ph or 3

Ph, Two 2 H.P. drive motors

 

 

and Two 11860

BTUH Compressors

 

 

COOLING

Water or air cooled. req's 3" (7,6cm) all around clearance and 10" (25cm) top

 

clearance. Water cooled req's 1/2" (1,3cm) NPT water and drain fittings.

 

 

 

 

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