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Carrier SUPRA 750Mt Manuals
Manuals and User Guides for Carrier SUPRA 750Mt. We have
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Carrier SUPRA 750Mt manual available for free PDF download: Operation And Service Manual
Carrier SUPRA 750Mt Operation And Service Manual (92 pages)
TRUCK REFRIGERATION UNIT
Brand:
Carrier
| Category:
Refrigerator
| Size: 4.53 MB
Table of Contents
Table of Contents
5
Table 2-1 Condensers Model Chart
14
Table 2-2 Evaporators Model Chart
14
Table 2-3 Evaporators Designation
14
Figure 2-1 Supra 750Mt _ / 850Mt
15
Figure 2-2 Supra 950Mt
17
Figure 2-3 Evaporator MTS Model
19
Figure 2-4 Evaporator MTD Model
20
Figure 2-5 Electrical Box
21
Figure 2-6 Control Relay Board View
22
Table 2-4 Safety Devices
26
Figure 2-7 Cab Command
27
Table 2-5 Function Parameters
30
Table 2-7 Unit Data Codes
32
Table 2-8 Alarm Display
33
Figure 2-8 Auto Start Sequence
37
Table 2-10 Battery Voltages
38
Figure 2-9 Main Heat Valves - - no and NC
38
Figure 2-10 Hot Gas & Liquid Suction Valves - - NC
39
Figure 2-11 Accumulator
39
Figure 2-13 Compressor Cylinder Heat Unloader Hot Gas Bypass
40
Figure 2-14 Compressor Cylinder Head Loader Hot Gas Bypass
41
Figure 2-15 50 Amp Alternator and Regulator
42
Figure 2-16 Generator and Connection in Control Box
42
Use of Diagnosis Connection of Control Box (See Figure 2-16)
42
Refrigerant Circuit
44
Heat and Defrost Mode
45
Figure 2-17 Cooling Cycle
46
Operation
48
Operation with Auxiliary Control Panel
50
Control Circuit Operation
52
Table 3-11 Relay Operation - - Microprocessor Controller
53
Relay Operation
55
Figure 3-1 Temperature Controller Operating Sequence (Perishable Range)
56
Figure 3-2 Temperature Controller Operating Sequence "Lead" Evaporator
56
Figure 3-3 Temperature Controller Operating Sequence (Frozen Range)
57
Figure 3-4 Temperature Controller Operating Sequence "Lead" Evaporator
57
Service
58
Description of Service Requirements
59
Servicing Engine Related Components
60
Figure 4-1 Cooling Circuit
60
Figure 4-2 Fuel Filter and Fuel Circuit
61
Changing Lube Oil and Lube Oil Filters
61
Figure 4-3 Speed and Run Control Solenoids
62
Replacing Solenoids (Figure 4-3)
62
Engine Air Cleaner
63
Figure 4-4 Electric Fuel Pump
63
Servicing Glow Plugs
64
Figure 4-6 V-Belt Arrangement
65
Belt Tension Gauge
65
Table 4-1 Belt Tension
65
Figure 4-5 Electronic Belt Tension Meter (Part No. 07-60098--00)
65
Alternator V-Belt
66
Evacuation and Dehydration
67
Figure 4-7 Dual Vacuum Pump Connections
68
Charging the Refrigerant System
68
Figure 4-8 Compressors
69
Replacing the Compressor
69
Figure 4-9 Unloader Solenoid Valve
71
Checking and Replacing Filter-Drier
71
Evaporator Coil
73
Microprocessor
75
Table 4-2 Connection Point Voltage
75
Table 4-3 Microprocessor Configuration
76
Table 4-4 Sensor Resistance (ATS, DTS, CDT, RAS, SAS & WTS)
77
Controller Sensor Checkout
77
Table 4-5 R-404A Temperature-Pressure Chart
78
Suction Pressure Transducer
78
Troubleshooting
79
Engine Starts then Stops
80
Alternator (Automotive Type)
81
Unit Operates Long or Continuously in Cooling
82
Abnormal Noise
83
Figure 4-11 Compressor Pressure Regulating Valve
83
No Evaporator Air Flow Restricted Air Flow
84
Standby Motor Malfunction
85
Extract from Material Safety Data Bulletin
86
Forane R404A
88
Electrical Schematic Wiring Diagram
91
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