Service manual

2-8T-294-01
2.2 REFRIGERATION SYSTEM DATA
Number of Cylinders 6
Model 06DR
CFM 41
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Weight (Dry) 118kg(260lb)
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(
CP
)
Approved Oil Castrol Icematic -- SW20
(
C
P
)
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 capacity of the sight glass.
b. Expansion Valve Superheat
Verify at --18 _ C
(0
_ F) container box
temperature
4.48 to 6.67 _ C(8to12 _ F)
c. Heater Termination Thermostat
Opens
54 (¦ 3) _ C = 130 (¦ 5) _ F
c
.
H
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T
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t
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(HTT)
Closes
38 (¦ 4) _ C = 100 (¦ 7) _ F
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H
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S
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h
(
H
P
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)
Cutout 25 (¦ 1.0) kg/cm@ = 350 (¦ 10) psig
d
.
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P
ressure
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(
H
P
S
)
Cut-In 18 (¦ 0.7) kg/cm@ = 250 (¦ 10) psig
Charge Requirements -- R-134a
e. Refrigerant Charge
Unit Configuration
2* row
condenser
3* row
condenser
4* row
condenser
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R
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W ater-Cooled
Condenser
4.5 kg
(9.0 lbs)
4.88 kg
(10.75 lbs)
5.22 kg
(11.5 lbs)
* RefertoTable1-1.
NOTE
When replacing components (f.) in section 2.2, refer to the installation instructions included with the
ordered new part for additional i nformation.
Bursts at 35 ¦ 5% kg/cm@ = (500 ¦ 5% psig)
f. Rupture Disc
Torque
(P/N 14-00215-03)
1.4to2 mkg(10to15ft-lbs)
f
.
R
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D
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c
Torque
(P/N 14-00215-04)
6.2 to 6.9 mkg (45 to 50 ft-lbs)
g
. 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.
g
.
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P
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Transducer (CPT)
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.
h. Unit Weight Refer to unit model number plate, see Figure 2-1 for location of plate.
i
W
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S
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(
W
P
)
Cut-In 0.5 ¦ 0.2 kg/cm@ (7 ¦ 3psig)
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.
W
ater
P
ressure
S
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h
(
W
P
)
Cutout 1.6 ¦ 0.4 kg/cm@ (22 ¦ 5psig)