Redi Controls Redi-Purge PRG-113-C3, Installation, Operation & Maintenance Manual, Page: 6 / 68

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2. Chiller mounted condenser temperature sensor TS3 (option) ................................................................................ 21
3. Chiller evaporator pressure Pre-Alarm PS1 (option) ............................................................................................. 21
System Components .................................................................................................................................................... 21
Purge Control Panel ................................................................................................................................................. 21
Microprocessor Circuit Board ................................................................................................................................... 22
Compressor unit (C1) ............................................................................................................................................... 22
Pumpout Compressor (C2)........................................................................................................................................ 22
Temperature Sensor (TS1)........................................................................................................................................ 22
Temperature Sensor (TS2)........................................................................................................................................ 22
Pumpout Solenoid Valves (L4 & L5) ........................................................................................................................ 22
Drain solenoid (L3) .................................................................................................................................................. 22
Liquid Level Switch (LS1) - (see Figure 5 on page 18 for location)........................................................................... 22
Remote “Purge Fault” Alarm Relay (RY7)................................................................................................................ 23
Auxiliary Relay (RY8).............................................................................................................................................. 23
Terminal Block (TB1) .............................................................................................................................................. 23
Control Transformer (T1)......................................................................................................................................... 23
Constant pressure expansion valve............................................................................................................................ 23
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QUICK START
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- OPERATION .......................................................................................... 24
Quick Start Introduction ............................................................................................................................................ 24
1. Press “SET CLOCK” Keypad Switch .............................................................................................................. 24
2. Select Desired Operating Mode ....................................................................................................................... 25
Security-Lock ................................ ................................ ................................ ................................ .............................. 25
Setting Operational Parameters ................................ ................................ ................................ ................................ . 26
Purge Fault setting.................................................................................................................................................... 26
Fault BYPASS setting .............................................................................................................................................. 26
Drain Cycle setting (sets LS1 liquid level switch make/break hysterisis) ................................................................... 27
Dip Switch S1 Settings ................................................................................................................................................ 28
Dip switch S1 Security Lock..................................................................................................................................... 28
Dip switch S1 Canister Alarm .................................................................................................................................. 28
Dip switch S1 Canister Alarm (Purge Lock-Out Option) .......................................................................................... 28
Dip switch S1 Evaporator Pressure Pre-Alarm.......................................................................................................... 28
Dip switch S1 Condensing Temperature Option ....................................................................................................... 28
Microprocessor Overview ................................ ................................ ................................ ................................ ........... 28
Introduction.............................................................................................................................................................. 28
Safety Features ......................................................................................................................................................... 29
Maximum Allowable Pumpout Time Exceeded (PURGE FAULT) ................................ ................................ ....... 29
Drain Operation (DRAIN FAULT) ................................ ................................ ................................ ...................... 29
Sensor Operation (SENSOR ERROR) .................................................................................................................. 29
Operating Modes (“ Manual” - “Auto” & “Adaptive” ) ................................ ................................ ............................. 29
Figure 7. -
Purge Control Panel ................................ ................................ ................................ .............................. 30
LCD Display ................................................................................................................................................................ 30
Keypad Switches ................................ ................................ ................................ ................................ ......................... 30
“SET CLOCK” Keypad Switch ................................................................................................................................ 31
“STOP” Keypad switch ............................................................................................................................................ 31
“MANUAL” Keypad switch (for additional information see “Operating Modes” page 29) ........................................ 31
“AUTO” Keypad Switch........................................................................................................................................... 32
“ADAPTIVE” Keypad Switch (for additional information see “Operating Modes” page 29)..................................... 32
“SENSORS” Keypad Switch..................................................................................................................................... 33
“SETTINGS” Keypad Switch ................................................................................................................................... 33