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69NT40-561-399
Carrier 69NT40-561-399 Manuals
Manuals and User Guides for Carrier 69NT40-561-399. We have
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Carrier 69NT40-561-399 manual available for free PDF download: Operation And Service Manual
Carrier 69NT40-561-399 Operation And Service Manual (174 pages)
Container Refrigeration Units
Brand:
Carrier
| Category:
Refrigerator
| Size: 12 MB
Table of Contents
Table of Contents
6
Paragraph Number
15
Safety Summary
15
Introduction
19
Plate Set
20
Back Panels
21
Fresh Air Makeup Vent
23
Figure 3.1 Refrigeration Unit - Front Section
23
Description
23
Evaporator Section
24
Figure 3.2 Evaporator Section
24
Compressor Section
25
Figure 3.3 Compressor Section
25
Air-Cooled Condenser Section
26
Figure 3.4 Air-Cooled Condenser Section
26
Control Box Section
27
Communications Interface Module
27
Figure 3.5 Control Box Section
27
Figure Number
23
Table Number
28
Refrigeration System Data
28
Table 3-1 Refrigeration System Data
28
Electrical System Data
29
Safety and Protective Devices
30
Table 3-2 Safety and Protective Devices
30
Refrigeration Circuit
31
Standard Operation
31
Economized Operation
31
Economizer Expansion Valve
31
Figure 3.6 Refrigeration Circuit Schematic - Standard Operation
32
Figure 3.7 Refrigeration Circuit Schematic - Economized Operation
33
Microprocessor
35
Temperature Control Microprocessor System
35
Figure 4.1 Temperature Control System
35
Figure 4.2 Key Pad
36
Key Pad
36
Table 4-1 Key Pad Description
36
Controller
37
Display Module
37
Figure 4.3 Display Module
37
Controller Software
38
Configuration Software (Cnf Variables)
38
Operational Software (CD Function Codes)
38
Figure 4.4 Control Module
38
Controller Sequence and Modes of Operation
39
Start up - Compressor Phase Sequence
39
Start up - Compressor Bump Start
39
Perishable Mode Temperature Control
39
Perishable Steady State
39
Perishable Idle, Air Circulation
39
Perishable Heating
40
Perishable Pulldown
40
Perishable Dehumidification
40
Figure 4.5 Controller Operation - Perishable Mode
40
Perishable Dehumidification - Bulb Mode
41
Perishable Economy
41
Perishable Mode Cooling - Sequence of Operation
42
Figure 4.6 Perishable Mode Cooling
42
Perishable Mode Heating - Sequence of Operation
43
Perishable Mode - Trim Heat
43
Frozen Mode - Temperature Control
43
Figure 4.7 Perishable Mode Heating
43
Frozen Steady State
44
Frozen Idle Mode
44
Frozen "Heat" Mode
44
Figure 4.8 Controller Operation - Frozen Mode
44
Frozen Economy Mode
45
Frozen Mode Cooling - Sequence of Operation
45
Figure 4.9 Frozen Mode
45
Defrost
46
Defrost Operation
46
Defrost Related Parameters
47
Figure 4.10 Defrost
47
Protection Modes of Operation
48
Evaporator Fan Operation
48
Failure Action
48
Generator Protection
48
Compressor High Temperature Protection
48
Compressor Low Pressure Protection
48
Perishable Mode - System Pressure Regulation
49
Condenser Fan Override
49
Quest - Ccpc
49
Controller Alarms
49
Pre-Trip Diagnostics
50
Datacorder
50
Description
50
Datacorder Software
52
Sensor Configuration (Dcf02)
52
Logging Interval (Dcf03)
53
Thermistor Format (Dcf04)
53
Figure 4.11 Standard Configuration Download Report
54
Sampling Type (Dcf05 & Dcf06)
55
Alarm Configuration (Dcf07 - Dcf10)
55
Datacorder Power up
55
Pre-Trip Data Recording
56
Datacorder Communications
56
USDA Cold Treatment
56
USDA Cold Treatment Procedure
57
Datacorder Alarms
57
ISO Trip Header
58
Controller Configuration Variables
58
Table 4-2 Controller Configuration Variables
59
4.10 Controller Function Codes
60
Table 4-3 Controller Function Codes
60
Figure 4.12 Alarm Troubleshooting Sequence
72
4.11 Controller Alarm Indications
73
4.12 Controller Pre-Trip Test Codes
87
Table 4-4 Controller Pre-Trip Test Codes
87
Table 4-5 Datacorder Function Code Assignments
95
Table 4-6 Datacorder Pre-Trip Result Records
96
Table 4-7 Datacorder Alarms
97
Operation
99
Inspection (before Loading)
99
Connect Power
99
Connection to 380/460 VAC Power
99
Connection to 190/230 VAC Power
99
Adjust Fresh Air Makeup Vent
100
Upper Fresh Air Makeup Vent
100
Figure 5.1 Autotransformer
100
Lower Fresh Air Makeup Vent
101
Figure 5.2 Upper Fresh Air Make up Flow Chart
101
Vent Position Sensor
102
Eautofresh Operation
102
Eautofresh Pre−Trip Inspection
102
Eautofresh Start−Up Procedure
102
Eautofresh Modes of Operation
103
Connect Remote Monitoring Receptacle
104
Starting and Stopping Instructions
104
Starting the Unit
105
Stopping the Unit
105
Start−Up Inspection
105
Check Controller Function Codes
105
Start Temperature Recorder Datacorder
105
Complete Inspection
105
Pre−Trip Diagnosis
105
Probe Diagnostics
107
Troubleshooting
109
Unit Operates Long or Continuously in Cooling
109
Unit will Not Heat or Has Insufficient Heating
110
Unit Runs but Has Insufficient Cooling
110
Unit will Not Terminate Heating
111
Unit will Not Defrost Properly
111
Abnormal Pressures
111
Abnormal Noise or Vibrations
112
Microprocessor Malfunction
112
6.10 no Evaporator Air Flow or Restricted Air Flow
113
6.11 Eautofresh Not Operating
113
6.12 Electronic Expansion Valve Malfunction
114
6.13 Autotransformer Malfunction
114
6.14 Compressor Operating in Reverse
115
6.15 Abnormal Temperatures
115
6.16 Abnormal Currents
115
Service
117
Section Layout
117
Manifold Gauge Set
117
Figure 7.1 Manifold Gauge Set
117
Service Connections
118
Figure 7.2 Manifold Gauge/Hose Set
118
Pump down the Unit
119
Figure 7.3 Service Valve
119
Refrigerant Leak Checking
120
Evacuation and Dehydration
121
General
121
Preparation
121
Figure 7.4 Refrigeration System Service Connections
121
Complete System
122
Partial System
122
Refrigerant Charge
123
Checking the Refrigerant Charge
123
Adding Refrigerant to System (Full Charge)
123
Adding Refrigerant to System (Partial Charge)
123
Compressor
124
Removal and Replacement of Compressor
124
Figure 7.5 Compressor Kit
125
Figure 7.6 Compressor Ports/Connections
126
Figure 7.7 Lubricating Orange Gasket
126
Figure 7.8 Installing Orange Gasket
127
Figure 7.9 Power Plug Connection
127
Figure 7.10 Power Plug Secured
127
High Pressure Switch
128
Checking High Pressure Switch
128
Replacing High Pressure Switch
128
Figure 7.11 High Pressure Switch Testing
128
7.10 Condenser Coil
129
Condenser Coil Cleaning
129
Condenser Coil Removal
129
Condenser Coil Preparation
130
Condenser Coil Installation
130
7.11 Condenser Fan and Fan Motor
131
Condenser Fan Motor Remove/Replace
131
Figure 7.12 Condenser Fan Position
131
7.12 Filter Drier
132
7.13 Evaporator Coil & Heater Assembly
132
Evaporator Coil Replacement
132
Evaporator Heater Replacement
133
7.14 Evaporator Fan and Motor Assembly
133
Figure 7.13 Heater Arrangement
133
Assemble the Evaporator Fan Assembly
134
Disassemble the Evaporator Fan Assembly
134
Figure 7.14 Evaporator Fan Assembly
134
Replacing the Evaporator Fan Assembly
134
7.15 Evaporator Section Cleaning
135
7.16 Electronic Expansion Valve
136
Figure 7.15 Electronic Expansion Valve
136
7.17 Economizer Solenoid Valve
137
Figure 7.16 Coil View of Economizer Solenoid Valve (ESV)
137
7.18 Economizer Expansion Valve
138
Economizer Expansion Replacement
138
Figure 7.17 Economizer Expansion Valve
138
Troubleshooting P6-7 (Dlv/Duv)
139
Digital Unloader Valve (DUV)
139
Digital Loader Valve and Unloader Valve (DLV/DUV)
139
7.20 Digital Loader Valve
140
Digital Loader Valve Replacement
140
Digital Loader Installation
141
Figure 7.18 DLV Installation
141
7.21 Digital Unloader Valve
142
Digital Unloader Replacement
142
Figure 7.19 DUV Installation
142
7.22 Valve Override Controls
143
7.23 Autotransformer
144
Table 7-1 Valve Override Control Displays
144
7.24 Controller
145
Handling Modules
145
Controller Troubleshooting
145
Figure 7.20 Autotransformer
145
Controller Programming Procedure
146
Figure 7.21 Controller Section of the Control Box
146
Programming Procedure for Software Versions 5354 & Greater with Updated Menu Option (Menu0115.Ml)
147
Removing and Installing a Controller
148
Battery Replacement
149
7.25 Temperature Sensor Service
149
Sensor Checkout Procedure
150
Table 7-2 Sensor Resistance
151
Table 7-3 Sensor Resistance (CPDS)
152
Sensor Replacement
153
Figure 7.22 Sensor Types
153
Figure 7.23 Sensor and Cable Splice
153
Sensors STS and SRS Re-Installation
154
Figure 7.24 Supply Sensor Positioning
154
Figure 7.25 Return Sensor Positioning
154
Sensors RRS and RTS Re-Installation
155
Sensor DTS Re-Installation
155
Sensors ETS1 and ETS2 Re-Installation
155
Sensor, CPDS Re-Installation
155
Figure 7.26 Evaporator Temperature Sensor Positioning
155
Vent Position Sensor (Vps)
156
Figure 7.27 Compressor Discharge Temperature Sensor
156
7.27 Eautofresh Service
157
Servicing the Eautofresh Air Filter
157
Checking Eautofresh Drive System
157
Figure 7.28 Stepper Components
157
Checking the Controller
158
Figure 7.29 Jumper Assembly
158
Servicing the Eautofresh Drive System
159
Figure 7.30 Motor Cup Replacement
159
7.28 Maintenance of Painted Surfaces
160
7.29 Communications Interface Module Installation
160
Figure 7.31 Communications Interface Installation
160
Table 7-4 R-134A Temperature - Pressure Chart
161
Table 7-5 Recommended Bolt Torque Values (Dry, Non-Lubricated for 18-8 Stainless Steel)
162
Electrical Wiring Schematic and Diagrams
163
Introduction
163
Figure 8.1 Legend
163
Figure 8.2 Unit Wiring Diagram
164
Figure 8.3 Wiring Diagram
165
Figure 8.4 Wiring Diagram
166
Index
169
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