Contents
Service
Model
Safety Summary
309 Safety-2
Safety-3 309
Table of Contents
Table of Contents
Check Controller Function Codes
Connect Remote Monitoring
Evaporator Coil Replacement Evaporator Heater Replacement
Valve Replacement
Replacing The Evaporator Fan Assembly
Precheck Procedure Checking The Stepper valve
Electrical Wiring Schematic
Refrigeration Circuit Schematic Economized Operation
Refrigeration Circuit Schematic Standard Operation
List of Tables
DataCORDER Configuration Variables
Unit is fitted with a scroll compressor
Section Introduction
Manual, T-300
Section Description
Evaporator Section
Compressor Section
Condenser Section
Communications interface module For further information
Module which allow communication with a master
Temperature
Model RSH105 Weight Dry 46.5 kg 103 lb
Approved Oil Mobil ST32 Oil Charge 2957 ml 100 ounces
Oil level range, with the compressor off
Electrical Data
Safety and Protective Devices
Refrigeration Circuit 2.5.1 Standard Operation
Standard Operation with Receiver
Refrigeration Circuit Schematic -- Economized Operation
Section Microprocessor
Temperature Control System
KEY Function
Controller Software
Modes of Operation
Perishable Mode -- Economy
Controller Alarms
Unit PRE-TRIP Diagnostics
DCF02=2
Thermistor inputssupply & return
DCF02=5 Usda thermistor inputs
DCF02=6
Raw Data Report for ABC1234567
Standard Configuration Download Report
Logging Interval dCF03
DataCORDER may be powered up in any one of four ways
DataView
DataCORDER Alarms
Std, Full
CnF11 Defrost Off Selection NoOFF
CnF33 Snap Freeze Option
SnAP
Display Only Functions
Possibly delaying a needed defrost cycle
Defrost temperature sensor reading is displayed
Sensor Reading
Plicable with frozen set points
Controller Function Codes Sheet 3
Controller Alarm Indications Sheet 1
Controller Alarm Indications Sheet 2
Controller Alarm Indications Sheet 3
Memory failure
Error Description
P1-1
Draw test is done after 15 seconds
Draw test is done after 10 seconds
Onds
Test fails
Supply is compared
P6-2
Crease, the test fails
Timer is started
Pressure switch is open or the condenser fan switch is open
Denser fan is started and a 60 second timer is started
Requirements Control temperature must be at least 15.6C 60F
Set point, the test proceeds to test
Requirements Control temperature must be at least 7.2C 45F
By starting P10-0 over
Inapplicable Functions Display
Title Data
10 DataCORDER Alarm Indications
69NT Fresh AIR Makeup
Operation
To start a pre-trip test, do the following
Will be displayed
Will be displayed
Pull Down Falling Rising
Controller Operation -- Perishable Mode
Controller Operation -- Frozen Mode
Frozen Mode
Defrost
Section Troubleshooting
Unit will not heat or has insuffi
Bent motor shaft
Will not initiate defrost
Superheat
Unit reads abnormal currents Current sensor wiring Check
Valve Frontseated Backseated
Section Service
Compressor in a deep vacuum, internal dam- age will result
Refrigerant Leak Checking
Remove all refrigerant using a refrigerant recovery system
Refrigerant Charge
Compressor Upper Mounting
Compressor OIL Level
Condenser FAN and Motor Assembly
Wrapped with Insulating compound. See
Two expansion valves are used, the evaporator
Removing the Expansion Valve
If applicable, braze the equalizer connection to
Cleaned regularly. The preferred cleaning fluid is fresh
Equalizer line
Check superheat refer to step
14. Unloader Solenoid Valve
Start unit and check operation
Evaporator FAN Motor Capacitors
Valve Override Controls
Precheck Procedure
TP1
Mounting Stud Type
Cut one wire of existing cable 40 mm 1-1/2 inch
Cut wires 5 cm 2 inches from shoulder of defec
Shorter than the other wire
Cut one replacement sensor wire opposite color
Maintenance of Painted Surfaces
23 Door Hinge Repair
Crack, Chip & Hole Repair Kit
24. Insert Location
In-lbs Ft-lbs 13.99 18.86
In-lbs #10 Ft-lbs 12.72 17.14
14.6 49.4 37.08 12.3 41.6 31.25 32.8 24.64 22.7 17.00 11.9
Section Electrical Wiring Schematic
Schematic Diagram
Wiring Diagram Sheet 1
Wiring Diagram Sheet 2
Index
309 Index-2