513713 REV.0
U421-I2A & U431-I2A OPERATOR’S MANUAL
7
Section 1: Introduction
MAINTENANCE
PA
R
TS
TROUBLESHOO
TING
OPERA
TION
INTRODUCTION
U431-I2 A/C
U431-I2 A/C Remote
U431-I2 W/C
Dimensions
Machine
with crate
Machine
with crate
Machine
with crate
width
26-3/4''
(67,9 cm)
34''
(86,4 cm)
26-3/4''
(67,9 cm)
34''
(86,4 cm)
26-3/4''
(67,9 cm)
34''
(86,4 cm)
height
68-3/4''
(174,6 cm)
78''
(198,1 cm)
67-3/4''
(172,1 cm)
78''
(198,1 cm)
67-1/2''
(171,5 cm)
78''
(198,1 cm)
depth
39-1/2''
(100,3 cm)
48''
(121,9 cm)
39-3/4''
(101,0 cm)
48''
(121,9 cm)
39-1/2''
(100,3 cm)
48''
(121,9 cm)
Weight
785 lbs
(356,0 kg)
935 lbs
(424,1 kg)
760 lbs
(344,7 kg)
908 lbs
(411,8 kg)
760 lbs
(344,7 kg)
908 lbs
(411,8 kg)
Electrical
1 PH
3 PH
1 PH
3 PH
1 PH
3 PH
circuit ampacity
(per barrel)
32A
20A
36A Left /
31A Right
20A
32A
20A
overcurrent protection
device (per barrel)
50A
30A
50A Left /
45A Right
30A
50A
30A
The machine requires one dedicated electrical circuit per barrel.
Compressor
Two - 19,000 Btu/hr
Cabinet - 1,300 Btu/hr Compressor (R-134a)
Drive Motor
Two - 2 hp
Cooling
Air cooled units require 6" (15,2 cm) air
space on all sides and open at the top.
Remote air cooled requires two remote
condensers and two precharged line
sets.
Water cooled units require 1/2" N.P.T.
water and drain
fi
ttings. Maximum water
pressure of 130 psi. Minimum water
fl
ow
rate of 3 GPM per barrel. Ideal EWT of
50°-70°F. The machine requires 6" (15,2
cm) air space on all sides for the cabinet
refrigeration system.
Hopper Volume
Two - 8 gallon (30,28 liters)
Freezing Cylinder
Volume
Two - 1.33 gallon (5,03 liters)
D. U431-I2A Speci
fi
cations
