Operating Pressures - Scotsman AF Series Service Manual

Page 24
REFRIGERANT METERING DEVICE:
capillary tube
REFRIGERANT CHARGE (R 134 A)
air cooled
AF 80 310 gr
AF 100 420 gr
AF 200 420 gr
AF 20 420 gr
REFRIGERANT CHARGE (R 404 A)
air cooled
AF 30 660 gr
NOTE. Before charging the refrigerant system
always check the type of refrigerant and
quantity as specified on the individual ice
machine dataplate.
The refrigerant charges indicated are relatives
to averages operating conditions.
Discharge pressure:
water cooled
310 gr Air cooled version
xxxxx
420 gr
Water cooled version
xxxxx
Suction pressure:
water cooled
520 gr
Discharge pressure:
Air cooled version
Water cooled version
Suction pressure:

OPERATING PRESSURES

°
(With 21 C ambient temperature)
AF 80 - 100 - 200 - 20
Page 24
8.5 ÷ 10 bar
123 ÷ 145 psig
9.5 bar
140 psig
0.4 ÷ 0.8 bar
6 ÷ 12 psig
AF 30
17 ÷ 18 bar
245 ÷ 260 psig
17 bar
245 psig
2.5 bar
36 psig