T-296
2-7
2.2 REFRIGERATION SYSTEM DATA
Number of Cylinders
6
Model
06DR
CFM
41
a Compressor/Motor
Weight (Dry)
118 kg (260 lb)
a. Compressor/Motor
Assembly
Approved Oil
Mobil ST32
Assembly
Oil Charge
3.6 liters (7.6 U.S. pints)
Oil Sight Glass
The oil level range, with the compressor off,
should be between the bottom and one-eighth
level of the sight glass.
b. Expansion Valve Superheat
Verify at --18
_
C
(0
_
F) container box
temperature
4.5 to 6.7
_
C (8 to 12
_
F)
c Heater Termination Thermostat
Opens
54 (
¦
3)
_
C = 130 (
¦
5)
_
F
c. Heater Termination Thermostat
Closes
38 (
¦
4)
_
C = 100 (
¦
7)
_
F
d Hose Heater Thermostat (HHT)
Opens
10 (
¦
3)
_
C = 50 (
¦
3)
_
F
d. Hose Heater Thermostat (HHT)
Closes
1.67 (
¦
4)
_
C = 35 (
¦
5)
_
F
e. Hose Heater Safety Thermostat
Opens
54 (
¦
3)
_
C = 130 (
¦
5)
_
F
e. Hose Heater Safety Thermostat
(HST)
Closes
38 (
¦
4)
_
C = 100 (
¦
7)
_
F
f High Pressure Switch (HPS)
Cutout
25 (
¦
1.0) kg/cm
@
= 350 (
¦
10) psig
f. High Pressure Switch (HPS)
Cut-In
18 (
¦
0.7) kg/cm
@
= 250 (
¦
10) psig
Unit Configuration
Charge Requirements -- R-134a
g. Refrigerant Charge
Unit Configuration
2 row
condenser
3 row
condenser
4 row
condenser
Water-Cooled
Condenser
4.5 kg
(9.0 lbs)
4.9 kg
(10.75 lbs)
5.2 kg
(11.5 lbs)
Receiver
3.7 kg
(8.3 lbs)
4.0 kg
(8.8 lbs)
4.9 kg
(10.8 lbs)
NOTE
When replacing the following components (h ) (i ) and (j ) refer to the installation instructions included with the
When replacing the following components (h.), (i.) and (j.) , refer to the installation instructions included with the
replacement part for additional information.
h Fusible Plug*
Melting point
99
_
C = (210
_
F)
h. Fusible Plug*
Torque*
6.2 to 6.9 mkg (45 to 50 ft-lbs)
i. Sight Glass/Moisture Indicator
Torque
8.9 to 9.7 mkg (65 to 70 ft-lbs)
Bursts at
35
¦
5% kg/cm
@
= (500
¦
5% psig)
j. Rupture Disc
Torque
(P/N 14-00215-03)
1.4 to 2 mkg (10 to 15 ft-lbs)
k. Condenser Pressure
Condenser Fan Starts
The condenser fan will start if the condenser
pressure is greater than 14.06 kg/cm
@
(200
psig) OR the condenser fan is OFF for more
than 60 seconds.
k. Condenser Pressure
Transducer
Condenser Fan Stops
The condenser fan will stop if the condenser
pressure is less than 9.14 kg/cm
@
(130 psig)
AND the condenser fan remains ON for at least
30 seconds.
l. Unit Weight
Refer to unit model number plate.
m Water Pressure Switch
Cut-In
0.5
¦
0.2 kg/cm
@
(7
¦
3 psig)
m. Water Pressure Switch
Cutout
1.6
¦
0.4 kg/cm
@
(22
¦
5 psig)
n. Discharge Pressure Regulator
Factory Setting
32.7
¦
2.5 kg/cm
@
(72
¦
5.5 psig)
* Rupture Disc, part number 14--00215--04 may be installed as an alternate for the receiver mounted fusible plug.
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