Refrigeration System Data - Carrier 69NT40-541-505 Operation And Service Manual

3.2

REFRIGERATION SYSTEM DATA

a. Compressor/Motor
Assembly
b. Expansion Valve Super-
heat
c. Heater Termination
Thermostat
d. High Pressure Switch
EXPLOSION HAZARD: Failure to follow this WARNING can result in death, serious personal
injury and / or property damage.
Never use air or gas mixtures containing oxygen (O2) for leak testing or operating the product.
Charge Only With R−134a: Refrigerant must conform to AHRI Standard 700 specification.
e. Refrigerant
f. Refrigerant Charge
When replacing components (g.) and (h.), refer to installation instructions included with replacement
part.
g. Fusible Plug, Receiver*
h. Sight Glass/Moisture In-
dicator
i. Condenser Pressure
Transducer
j. Unit Weight
* Rupture Disc, part number 14 -00215 -04 may be installed as an alternate for the receiver mounted fusible plug.
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Number of Cylinders
Model
CFM
Weight (Dry)
Approved Oil
Oil Charge degrees
Oil Sight Glass
Verify at -18C (0°F) container
box temperature
Opens
Closes
Cutout
Cut-In
!
R−134a
Unit Configuration
Receiver
Melting point
Torque*
Torque
Condenser Fan Starts
Condenser Fan Stops
search engine
3.6 liters (7.6 U.S. pints)
The oil level range, with the compressor off, should
be between the bottom and one-eighth level of the
4.4 to 6.7°C (8 to 12°F)
54° (+/− 3) C = 130° (+/− 5) F
38° (+/− 4) C = 100° (+/− 7) F
25 (+/− 1.0) kg/cm2 = 350 (+/− 10) psig
18 (+/− 0.7) kg/cm2 = 250 (+/− 10) psig
WARNING
Conforming to AHRI standard 700 specifications.
Charge Requirements − R-134a
NOTE
6.2 to 6.9mkg (45 to 50ft-lbs)
8.9 to 9.7mkg (65 to 70ft-lbs)
Condenser fan will start if condenser pressure is
greater than 14.06kg/cm2 (200psig) OR the con-
denser fan is OFF for more than 60 seconds.
Condenser fan will stop if condenser pressure is less
than 9.14kg/cm2 (130psig) AND the condenser fan
remains ON for at least 30 seconds.
Refer to unit model number plate.
3–6
6
06DR
41
118kg (260 lb)
Castrol Icematic
sight glass.
3.3 kg (7.3 lbs)
99°C = (210°F)