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Section 2 – SR-2 Hardware Description
BLOCK DIAGRAM
REMOTE CONTROL
OPTION
SR2 HMI Control Panel
HMI Software
Keypad
Display
Cargo Watch Logger
Setpoint Buzzer
SR2
INTERFACE BOARD
Fuses
F1 HPCO
F2 Unit Enable Switch
F3 Fuel Pull-In and Starter
Sol
F5 Intake Heater/Glow Plugs
F6 High Speed and Damper
F7 CAN Bus
F8 CAN J12
F9 CAN J14
F10 HMI Bypass
F11 Electric Clutch
F12 CAN J13
F13 Remote Lights/Options
F15 On/Off Relay
F20 Alternator Sense
Cold Start Jumper
Board Mount Relays
LED Indicators
Preheat Buzzer
Smart FETs
SR2
MICROPROCESSOR
Microprocessor Software
Inputs
Outputs
Service Watch Logger
SENSORS
Control Return AIr Sensor
Display Return Air Sensor
Control Discharge Air Sensor
Display Discharge Air Sensor
Evaporator Coil Temp Sensor
Ambient Air Sensor
Spare Sensor 1
Coolant Temp Sensor
Suction Pressure Sensor
Discharge Pressure Sensor
Fuel Level Sensor
Compressor Temp Sensor
ELECTRIC STANDBY
OPTION
Phase Select Module
Motor Contactor "A"
Motor Contactor "B"
Overload Relay
Electric Motor
Heater Contactor
Electric Heater
CONTROL DEVICES
Intake Heater/Glow Plugs
High Speed Solenoid
Fuel Solenoid Pull-In
Fuel Solenoid Hold
Starter Solenoid
Starter
Alternator
High Pressure Cutout Switch
Pilot Solenoid
Hot Gas Solenoid
Damper Solenoid
Damper Gear Motor/Heater
Loader #1
Loader #2
Liquid Line Solenoid
Liquid Injection Valve
Water Valve
uP ON/OFF SWITCH
ServiceWatch
CONNECTOR
ETV
SWITCHES
Coolant Level Switch
Oil Level Switch
Oil Pressure Switch
Door Switch (Option)
Fuel Pressure Switch (Rail)
Fuel Level Switch (Rail)
HPCI Switch
REMOTE LIGHT
OPTION
CargoWatch
CONNECTOR
PRINTER CONNECTOR
02 January 2005
Not all devices
shown here are
used on all
applications
2-3
31 January 2005
Summary of Contents for SR-2 SmartReefer2
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Page 7: ...Tab goes here and the next page should be GREEN Section 1 Safety...
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Page 10: ...Section 1 SR 2 Safety Information 1 2 18 January 2005...
Page 14: ...Section 1 SR 2 Safety Information 1 6 18 January 2005...
Page 15: ...Tab goes here and the next page should be GREEN Section 2 Hardware Description...
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Page 48: ...Section 2 SR 2 Hardware Description 2 32 31 January 2005...
Page 49: ...Tab goes here and the next 2 pages should be GREEN Section 3 Software Description...
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Page 96: ...Section 3 SR 2 Software Description 3 46 31 January 2005...
Page 97: ...Tab goes here and the next page should be GREEN Section 4 Operation...
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Page 181: ...Tab goes here and the next 2 pages should be GREEN Section 5 Diagnostics...
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Page 266: ...Section 5 SR 2 Diagnostics 5 84 02 February 2005...
Page 267: ...Tab goes here and the next page should be GREEN Section 6 Service Procedures...
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Page 270: ...Section 6 SR 2 Service Procedure Index Page 2 01 February 2005...
Page 282: ...Section 6 SR 2 Service Procedure A01B Page 6 P41RA01B 31 January 2005...
Page 298: ...Section 6 SR 2 Service Procedure A02A Page 12 P41RA02A 02 February 2005...
Page 318: ...Section 6 SR 2 Service Procedure A03B Page 4 P41RA03B 30 January 2005...
Page 338: ...Section 6 SR 2 Service Procedure A15A Page 4 P41RA15A 30 January 2005...
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Page 366: ...Section 6 SR 2 Service Procedure A48A Page 6 P41RA48A 30 January 2005...
Page 376: ...Section 6 SR 2 Service Procedure A50A Page 6 P41RA50A 31 January 2005...
Page 394: ...Section 6 SR 2 Service Procedure F08A Page 4 P41RF08A 30 January 2005...
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Page 402: ...Section 6 SR 2 Service Procedure G03A Page 4 P41RG03A 31 January 2005...
Page 406: ...Section 6 SR 2 Service Procedure H04A Page 4 P41RH04A 30 January 2005...
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Page 410: ...Section 7 SR 2 Information 7 2 02 February 2005...
Page 419: ...Tab goes here and the next page should be GREEN Section 8 Schematics and Wiring Diagrams...
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Page 422: ...Section 8 SR 2 Drawings 8 2 01 February 2005...
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