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69NT40--541--200 TO 299
Carrier 69NT40--541--200 TO 299 Manuals
Manuals and User Guides for Carrier 69NT40--541--200 TO 299. We have
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Carrier 69NT40--541--200 TO 299 manual available for free PDF download: Operation And Service
Carrier 69NT40--541--200 TO 299 Operation And Service (112 pages)
Container Refrigeration
Brand:
Carrier
| Category:
Refrigerator
| Size: 1.4 MB
Table of Contents
Safety Summary
3
Table of Contents
8
TABLE of CONTENTS - - Continued
11
Introduction
14
Condenser Coil
15
Figure Number
16
Description
16
General Description
16
Refrigeration Unit -- Front Section
16
Fresh Air Makeup Vent
16
Figure 2-1 Refrigeration Unit -- Front Section
16
Evaporator Section
17
Figure 2-2 Evaporator Section
17
Compressor Section
18
Figure 2-3 Compressor Section
18
Air Cooled Condenser Section
19
Figure 2-4 Condenser Section
19
Water-Cooled Condenser Section
20
Figure 2-5 Water-Cooled Condenser Section
20
Control Box Section
21
Communications Interface Module
21
Figure 2-6 Control Box Section
21
Refrigeration System Data
22
Electrical Data
23
Table Number
24
Safety and Protective Devices
24
Table 2-1 Safety and Protective Devices
24
Refrigeration Circuit
25
Figure 2-7 Refrigeration Circuit Schematic
26
Microprocessor
27
Temperature Control Microprocessor System
27
Key Pad
27
Display Module
27
Figure 3- 1 Temperature Control System
27
Figure 3- 3 Display Module
28
Table 3-1 Key Pad Function
28
Controller
29
Controller Software
29
Configuration Software (Configuration Variables)
29
Operational Software (Function Codes)
29
Figure 3- 4 Micro-Link 3 Controller
29
Modes of Operation
30
Temperature Control -- Perishable Mode
30
Evaporator Fan Operation
30
Defrost Interval
30
Failure Action
30
Generator Protection
30
Condenser Pressure Control
30
Arctic Mode
30
Perishable Mode -- Conventional
31
Perishable Mode -- Economy
31
Perishable Mode -- Dehumidification
31
Perishable, Dehumidification -- Bulb Mode
31
Temperature Control -- Frozen Mode
32
Frozen Mode -- Conventional
32
Frozen Mode -- Economy
32
Controller Alarms
32
Unit Pre-Trip Diagnostics
33
Datacorder
33
Description
33
Datacorder Software
33
Sensor Configuration (Dcf02)
34
Table 3-2 Datacorder Configuration Variables
34
Table 3-3 Datacorder Standard Configurations
34
Figure 3- 5 Standard Configuration Report
35
Logging Interval (Dcf03)
36
Thermistor Format (Dcf04)
36
Sampling Type (Dcf05 & Dcf06)
36
Alarm Configuration (Dcf07 -- Dcf10)
36
Datacorder Power-Up
36
Pre-Trip Data Recording
36
Datacorder Communications
36
Figure 3- 6 Data Reader
36
USDA Cold Treatment
37
Figure 3- 7 Databank Card
37
USDA Cold Treatment Procedure
38
Datacorder Alarms
38
Table 3-4 Controller Configuration Variables
39
Table 3-5 Controller Function Codes
40
Table 3-6 Controller Alarm Indications
44
Table 3-7 Controller Pre-Trip Test Codes
47
Table 3-7 Controller Pre-Trip Test Codes
48
Table 3-8 Datacorder Function Code Assignments
51
Table 3-9 Datacorder Pre-Trip Result Records
52
Table 3-10 Datacorder Alarm Indications
53
Operation
54
INSPECTION (before Starting)
54
Connect Power
54
Connection to 380/460 Vac Power
54
Connection To190/230 Vac Power
54
Adjust Fresh Air Makeup Vent
54
Figure 4-1 Autotransformer
54
Fresh Air Position Sensor
55
Lower Fresh Air Makeup Vent
55
Upper Fresh Air Makeup Vent
55
Connect Water-Cooled Condenser
55
Water--Cooled Condenser with Water Pressure Switch
55
Figure 4-2 Make up Air Flow Chart
55
Water-Cooled Condenser with Condenser Fan Switch
57
Connect Remote Monitoring Receptacle
57
Starting and Stopping Instructions
57
Starting the Unit
57
Stopping the Unit
57
Start--Up Inspection
57
Physical Inspection
57
Check Controller Function Codes
57
Start Temperature Recorder
57
Complete Inspection
57
Observe Unit Operation
58
Crankcase Heater
58
Probe Check
59
Sequence of Operation
59
Figure 4-3 Controller Operation -- Perishable Mode
59
Figure 4-5 Perishable Mode Cooling
60
Sequence of Operation -- Perishable Mode Cooling
60
Figure 4-6 Perishable Mode Heating
61
Figure 4-7 Frozen Mode
61
Perishable Mode Heating
61
Sequence of Operation
61
Sequence of Operation -- Defrost
61
Sequence of Operation -- Frozen Mode Cooling
61
Figure 4-8 Defrost
62
Troubleshooting
63
Unit Runs but Has Insufficient Cooling
64
Abnormal Pressures (Cooling)
65
No Evaporator Air Flow or Restricted Air Flow
66
Figure 6-1. Piercing Valve
67
Service
67
Figure 6-2. Manifold Gauge Set
68
Figure 6-3. Manifold Gauge Set Connection
68
Refrigerant Recovery
68
Refrigerant Leak Checking
69
Refrigerant Charge
70
Figure 6-4. Vacuum Pump Connections
71
Figure 6-5 Compressor
72
Compressor Disassembly
73
Figure 6-6 Exploded View of Valve Plate
73
Figure 6-7 Bottom Plate Removed
73
Figure 6-10 Motor End Cover
74
Figure 6-8 Oil Pump and Bearing Head
74
Figure 6-9 Low Profile Oil Pump
74
Compressor Reassembly
75
Figure 6-11 Equalizing Tube and Lock Screw Assembly
75
Figure 6-12 Crankshaft Assembly
75
Figure 6-13 Suction Valve & Positioning Springs
75
Figure 6-14 Piston Ring
75
Compressor Oil Level
76
Figure 6-15 High Pressure Switch Testing
77
Water Cooled Condenser Cleaning
78
Figure 6-17 Water Cooled Condenser Cleaning - Gravity Circulation
79
Filter-Drier
79
Figure 6-18 Thermostatic Expansion Valve Bulb
80
Figure 6-19 Hermetic Thermostatic Expansion Valve Brazing Procedure
80
Hermetic Valve Replacement
81
Figure 6-20. Evaporator Fan Assembly
82
Evaporator Fan and Motor Assembly
82
Figure 6-21 Suction Modulation Valve (SMV)
83
Checking the Stepper Valve
84
Controller Trouble-Shooting
86
Figure 6-22 Controller Section of the Control Box
86
Removing and Installing the Controller
87
Figure 6-23 Sensor Types
88
Sensor Replacement
88
Table 6-1 Sensor Temperature/Resistance Chart
88
Figure 6-24 Sensor and Cable Splice
89
Figure 6-25 Supply Sensor Positioning
89
Figure 6-26 Return Sensor Positioning
89
Sensor Re--Installation
89
Figure 6-27. Electronic Partlow Temperature Recorder
90
Figure Number
89
Maintenance of Painted Surfaces
91
Figure 6-28 Door Hinge Repair
92
Inserts
92
Table 6-2 Crack, Chip & Hole Repair Kit
93
Table 6-3 Insert Repair Kit
93
Table 6-4 Drill Information
93
Figure 6-29. Insert Location
94
Figure 6-30. Communications Interface Installation
95
Table 6-5 Recommended Bolt Torque Values
95
Table 6-6 Wear Limits for Compressors
96
Table 6-7 Required Tools
96
Table 6-8 Compressor Torque Values
97
Table 6-9 R-134A Temperature - Pressure Chart
98
Figure 6-31 R-134A Compressor Pressure and Motor Current Curves Versus Ambient Temperature
99
Figure 6-31 R-134A Compressor Pressure and Motor Current Curves Versus Ambient Temperature
100
Electrical Wiring Schematic
101
Figure 7-1 LEGEND
102
Figure 7-2 SCHEMATIC DIAGRAM
103
Figure 7-3 SCHEMATIC DIAGRAM -- Transfresh and Vent Position Sensors (VPS)
104
Figure 7-4 SCHEMATIC DIAGRAM, WIRING DIAGRAM-- Electronic Partlow Recorder
105
Figure 7-5 UNIT WIRING DIAGRAM
106
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