* [LIMIT] is shown on the LID as the temperature, pressure, voltage, etc., set point predefined or selected
by the operator as an override, alert, or alarm condition. [VALUE] is the actual temperature, pressure,
voltage, etc., at which the control tripped.
Protective
Limit
CCN Override Stop
CHIL S S CCN Over-
ride Stop while in LOCAL
run mode.
CCN has signaled machine to stop. Reset
and restart when ready. If the signal was
sent by the LID, release the Stop signal
on STATUS01 table.
Protective
Limit
Spare Safety Device
SRP PL Spare Safety
Fault: Check contacts.
Spare safety input has tripped or factory-
installed jumper not present.
Protective
Limit
Excessive Motor
Amps
CA P [VALUE]
exceeded limit of
[LIMIT]*. High Amps;
Check guide vane drive.
Check motor current for proper calibra-
tion. Check guide vane drive and actuator
for proper operation.
Protective
Limit
Excessive Compr
Surge
Compressor Surge:
Check condenser water
temp and flow.
Check condenser flow and temperatures.
Check configuration of surge protection.
Protective
Limit
Starter Fault
STR FLT Starter Fault:
Check starter for fault
source.
Check starter for possible ground fault,
reverse rotation, voltage trip, etc.
Protective
Limit
Starter Overload Trip
STR FLT Starter Over-
load Trip: Check amps
calibration/reset over-
load.
Reset overloads and reset alarm. Check
motor current calibration or overload cali-
bration (do not field-calibrate overloads).
Protective
Limit
Transducer Voltage
Fault
V REF [VALUE]
exceeded limit of
[LIMIT]*. Check trans-
ducer power supply.
Check transformer power (5 vdc) supply
to transducers. Power must be 4.5 to 5.5
vdc.
Protective
Limit
Low Oil Pressure
Low Oil Pressure
[OPEN]: Check oil pres-
sure switch/pump and
2C aux.
Check the oil pressure switch for proper
operation. Check oil pump for proper
pressure. Check for excessive refrigerant
in oil system.
Table 10K — Machine Protect Limit Faults (Continued)
Primary
Message
Secondary
Message
Alarm Message/
Primary Cause
Additional Cause/Remedy
Excessive numbers of the same fault can lead to severe machine damage.
Seek service expertise.
WARNING
!
WARNING
Summary of Contents for PC211
Page 317: ...Figure 1 19XL Identification ...
Page 318: ...Figure 2A Front View Typical 19XL Components Design I See next page for Rear View ...
Page 319: ...Figure 2A Rear View Typical 19XL Components Design I ...
Page 320: ...Figure 2B Front View Typical 19XL Components Design II See next page for Rear View ...
Page 321: ...Figure 2B Rear View Typical 19XL Components Design II ...
Page 322: ...Figure 3 Refrigerant Motor Cooling and Oil Cooling Cycles ...
Page 323: ...Figure 4 Lubrication System ...
Page 324: ...Figure 5 Cutler Hammer Solid State Starter Internal View ...
Page 325: ...Figure 6 Benshaw Inc Solid State Starter Internal View ...
Page 326: ...Figure 7 Typical Starter Front View Solid State Starter Shown ...
Page 327: ...Figure 8 19XL Controls and Sensor Locations ...
Page 328: ...Figure 9 Control Sensors Temperature ...
Page 329: ...Figure 10 Control Sensors Pressure Transducer Typical ...
Page 330: ...Figure 11 Control Panel Front View with Options Module ...
Page 331: ...Figure 12 Power Panel with Options ...
Page 332: ...Figure 13 LID Default Screen ...
Page 333: ...Figure 14 LID Service Screen ...
Page 334: ...Figure 15 Example of Point Status Screen Status01 ...
Page 335: ...Figure 16 19XL Menu Structure ...
Page 336: ...Figure 17 19XL Service Menu Structure ...
Page 337: ...Figure 18 Example of Time Schedule Operation Screen ...
Page 338: ...Figure 19 Example of Set Point Screen ...
Page 339: ...Figure 20 19XL Hot Gas Bypass Surge Prevention ...
Page 340: ...Figure 21 19XL with Default Metric Settings ...
Page 341: ...Figure 22 Example of Attach to Network Device Screen ...
Page 342: ...Figure 23 Example of Holiday Period Screen ...
Page 344: ...Figure 25 Typical Wet Bulb Type Vacuum Indicator ...
Page 345: ...Figure 26 19XL Leak Test Procedures ...
Page 346: ...Figure 27 Typical Optional Pumpout System Piping Schematic with Storage Tank ...
Page 347: ...Figure 28 Typical Optional Pumpout System Piping Schematic without Storage Tank ...
Page 348: ...Figure 29 Dehydration Cold Trap ...
Page 349: ...Figure 30 Benshaw Inc Solid State Starter Power Stack ...
Page 350: ...Figure 31 Ramp Up and Starting Torque Potentiometers ...
Page 351: ...Figure 32 Typical Potentiometer Adjustment ...
Page 352: ...Figure 33 Typical Cutler Hammer Solid State Starter ...
Page 353: ...Figure 34 Correct Motor Rotation ...
Page 356: ...Figure 37 Optional Pumpout System ...
Page 357: ...Figure 38 Guide Vane Actuator Linkage ...
Page 358: ...Figure 39 19XL Float Valve Designs ...
Page 359: ...Figure 40 Optional Pumpout System Controls ...
Page 360: ...Figure 41 PSIO Module Address Selector Switch Locations and LED Locations ...
Page 361: ...Figure 42 LID Module Rear View and LED Locations ...
Page 362: ...Figure 43 Processor PSIO Module ...
Page 363: ...Figure 44 Starter Management Module SSM ...
Page 364: ...Switch Setting Option Module 1 Option Module 2 S1 S2 6 4 7 2 Figure 45 Options Module ...
Page 365: ...Figure 46 Typical Benshaw Inc Solid State Starter Internal View ...
Page 366: ...Figure 47 Resistance Check ...
Page 367: ...Figure 48 SCR and Power Poles ...
Page 368: ...Figure 49 Typical Cutler Hammer Solid State Starter Internal View ...
Page 369: ...Figure 50 Cutler Hammer Terminal Functions ...
Page 370: ...Figure 51 Solid State Starter General Operation Troubleshooting Guide Typical ...
Page 373: ...Figure 54 Compressor Fits and Clearances Continued ...
Page 374: ...Figure 55 Compressor Fits and Clearances Continued ...