Table 9 Ð LID Primary and Secondary Messages and Custom Alarm/Alert Messages

with Troubleshooting Guides

A. SHUTDOWN WITH ON/OFF/RESET-OFF

PRIMARY MESSAGE

SECONDARY MESSAGE

PROBABLE CAUSE/REMEDY

MANUALLY STOPPED Ð PRESS

CCN OR LOCAL TO START

PIC in OFF mode, press the CCN or local softkey

to start unit.

 

 

TERMINATE PUMPDOWN MODE

TO SELECT CCN OR LOCAL

Enter the Control Test table and select Terminate

Lockout to unlock compressor.

 

 

SHUTDOWN IN PROGRESS

COMPRESSOR UNLOADING

Chiller unloading before shutdown due to Soft

Stop feature.

 

 

SHUTDOWN IN PROGRESS

COMPRESSOR DEENERGIZED

Chiller compressor is being commanded to stop.

Water pumps are deenergized within one minute.

 

 

ICE BUILD

OPERATION COMPLETE

Chiller shutdown from Ice Build operation.

 

 

 

B. TIMING OUT OR TIMED OUT

PRIMARY MESSAGE

SECONDARY MESSAGE

PROBABLE CAUSE/REMEDY

READY TO START IN XX MIN

UNOCCUPIED MODE

Time schedule for PIC is unoccupied. Chillers will

start only when occupied.

 

 

READY TO START IN XX MIN

REMOTE CONTACTS OPEN

Remote contacts have stopped chiller. Close con-

tacts to start.

 

 

READY TO START IN XX MIN

STOP COMMAND IN EFFECT

Chiller START/STOP on Status01 manually forced

to stop. Release value to start.

 

 

READY TO START IN XX MIN

RECYCLE RESTART PENDING

Chiller in recycle mode.

READY TO START

 

Time schedule for PIC is UNOCCUPIED. Chiller

UNOCCUPIED MODE

will start when occupied. Make sure the time and

 

 

date have been set on the Service menu.

READY TO START

REMOTE CONTACTS OPEN

Remote contacts have stopped chiller. Close con-

tacts to start.

 

 

READY TO START

STOP COMMAND IN EFFECT

Chiller START/STOP on Status01 manually forced

to stop. Release value to start.

 

 

READY TO START IN XX MIN

REMOTE CONTACTS CLOSED

Chiller timer counting down unit. Ready for start.

READY TO START IN XX MIN

OCCUPIED MODE

Chiller timer counting down unit. Ready for start.

READY TO START

REMOTE CONTACTS CLOSED

Chiller timers complete, unit start will commence.

READY TO START

OCCUPIED MODE

Chiller timers complete, unit start will commence.

STARTUP INHIBITED

LOADSHED IN EFFECT

CCN loadshed module commanding chiller to

stop.

 

 

READY TO START IN XX MIN

 

Chiller START/STOP on Status01 has been

START COMMAND IN EFFECT

manually forced to start. Chiller will start regard-

 

 

less of time schedule or remote contact status.

LEGEND

1CR

 

 

 

AUX

Ð Compressor Start Contact

ECW

Ð Entering Chilled Water

PSIO

 

 

Ð Processor Sensor

CA

 

 

P

Ð Compressor Current

ERT

Ð Evaporator Refrigerant

 

 

 

 

 

 

 

 

Input/Output Module

CCN

 

 

 

 

 

Ð Carrier Comfort Network

 

 

 

Temperature

RLA

 

 

Ð Rated Load Amps

CDFL

Ð Condenser Water Flow

EVFL

Ð Chilled Water Flow

RUN

 

 

AUX

Ð Compressor Run Contact

 

 

CHIL

 

 

 

S

 

 

S Ð Chiller Start/Stop

GV

 

TRG

Ð Target Guide Vane Position

SPR

 

 

PL

Ð Spare Protective Limit Input

 

 

 

 

 

 

 

 

CHW

 

 

 

 

 

Ð Chilled Water

LID

Ð Local Interface Device

SMM

 

 

Ð Starter Management

 

 

 

 

 

 

 

 

 

 

 

 

 

Module

CHWS

Ð Chilled Water Supply

MTRB

Ð Bearing Temperature

STR

 

 

 

FLT

 

Ð Starter Fault

CHWR

Ð Chiller Water Return

MTRW

Ð Motor Winding Temperature

TXV

 

 

Ð Thermostatic Expansion

CMPD

Ð Discharge Temperature

OILPD

Ð Oil Pressure

 

 

 

 

 

 

 

 

Valve

CRP

 

 

 

 

 

Ð Condenser Pressure

OILT

Ð Oil Sump Temperature

V

 

P

 

 

Ð Line Voltage: Percent

CRT

 

 

 

 

 

Ð Condenser Refrigerant

PIC

Ð Product Integrated Control

V

 

REF

Ð Voltage Reference

 

 

 

 

 

 

Temperature

68

Page 68
Image 68
Carrier 19XL specifications Shutdown with ON/OFF/RESET-OFF, Timing OUT or Timed OUT

19XL specifications

The Carrier 19XL is a highly regarded commercial heating and cooling solution, designed to provide optimum performance and energy efficiency in various applications. This rooftop unit is engineered to meet the diverse needs of businesses, making it an ideal choice for those requiring reliable climate control in their facilities.

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