Carrier 50VQP084-300 specifications Complete C Control LED Code Fault Descriptions

Page 38

Table 20 — Complete C Control Current LED

Status and Alarm Relay Operations

LED STATUS

 

DESCRIPTION OF OPERATION

ALARM RELAY

 

 

 

Normal Mode

Open

 

On

 

Normal Mode with

Cycle

 

 

 

PM Warning

(closed 5 sec.,

 

 

 

Open 25 sec.)

 

 

 

 

 

Off

 

Complete C Control is

Open

 

 

non-functional

 

 

 

 

 

 

 

Fault Retry

Open

Slow Flash

 

Over/Under Voltage Shutdown

Open

 

 

 

(Closed after

 

 

 

 

15 minutes)

 

Fast Flash

 

Lockout

Closed

Flashing Code 1

Test Mode — No fault in memory

Cycling Code 1

Flashing Code 2

Test Mode — HP Fault in memory

Cycling Code 2

Flashing Code 3

Test Mode — LP Fault in memory

Cycling Code 3

Flashing Code 4

Test Mode — FP1 Fault in memory

Cycling Code 4

Flashing Code 5

Test Mode — FP2 Fault in memory

Cycling Code 5

Flashing Code 6

Test Mode — CO Fault in memory

Cycling Code 6

Flashing Code 7

 

Test Mode — Over/Under

Cycling Code 7

 

shutdown in memory

 

 

 

 

Flashing Code 8

 

Test Mode — PM in memory

Cycling Code 8

Flashing Code 9

 

Test Mode — FP1/FP2

Cycling Code 9

 

Swapped fault in memory

 

 

 

 

 

LEGEND

 

 

CO

Condensate Overflow

 

FP

Freeze Protection

 

HP

High Pressure

 

LED — Light-Emitting Diode

 

LP

Low Pressure

 

PM

Performance Monitor

 

NOTES:

1.Slow flash is 1 flash every 2 seconds.

2.Fast flash is 2 flashes every 1 second.

3.EXAMPLE: “Flashing Code 2” is represented by 2 fast flashes followed by a 10-second pause. This sequence will repeat continually until the fault is cleared.

Table 21 — Complete C Control LED Code and

Fault Descriptions

 

LED

FAULT

DESCRIPTION

 

CODE

 

 

 

 

1

No fault in memory

There has been no fault since the

 

 

 

last power-down to power-up

 

 

 

sequence

 

2

High-Pressure

HP Open Instantly

 

 

Switch

 

 

3

Low-Pressure Switch

LP open for 30 continuous seconds

 

 

 

before or during a call (bypassed for

 

 

 

first 60 seconds)

 

4

Freeze Protection

FP1 below Temp limit for 30 continu-

 

 

Coax — FP1

ous seconds (bypassed for first 60

 

 

 

seconds of operation)

 

5

Freeze Protection Air

FP2 below Temp limit for 30 continu-

 

 

Coil — FP2

ous seconds (bypassed for first 60

 

 

 

seconds of operation)

 

6

Condensate overflow

Sense overflow (grounded) for 30

 

 

 

continuous seconds

 

7

Over/Under Voltage

"R" power supply is <19VAC or

(Autoreset)

Shutdown

>30VAC

 

8

PM Warning

Performance Monitor Warning has

 

 

 

occurred.

 

9

FP1 and FP2 Therm-

FP1 temperature is higher than FP2

 

 

istors are swapped

in heating/test mode, or FP2 temper-

 

 

 

ature is higher than FP1 in cooling/

 

 

 

test mode.

 

LEGEND

 

FP

Freeze Protection

 

HP

High Pressure

 

LED — Light-Emitting Diode

 

PM

Performance Monitor

 

Table 22 — Aquazone™ Deluxe D Control Current LED Status and Alarm Relay Operations

DESCRIPTION

STATUS LED

TEST LED

FAULT LED (Red)

ALARM RELAY

(Green)

(Yellow)

 

 

 

Normal Mode

On

Off

Flash Last Fault Code in Memory

Open

Normal Mode with PM

On

Off

Flashing Code 8

Cycle (closed 5 sec,

open 25 sec, …)

 

 

 

 

Deluxe D Control is

Off

Off

Off

Open

non-functional

 

 

 

 

Test Mode

On

Flash Last Fault Code in Memory

Cycling Appropriate Code

Night Setback

Flashing Code 2

Flash Last Fault Code in Memory

ESD

Flashing Code 3

Flash Last Fault Code in Memory

Invalid T-stat Inputs

Flashing Code 4

Flash Last Fault Code in Memory

No Fault in Memory

On

Off

Flashing Code 1

Open

HP Fault

Slow Flash

Off

Flashing Code 2

Open

LP Fault

Slow Flash

Off

Flashing Code 3

Open

FP1 Fault

Slow Flash

Off

Flashing Code 4

Open

FP2 Fault

Slow Flash

Off

Flashing Code 5

Open

CO Fault

Slow Flash

Off

Flashing Code 6

Open

Over/Under Voltage

Slow Flash

Off

Flashing Code 7

Open (closed after 15 minutes)

HP Lockout

Fast Flash

Off

Flashing Code 2

Closed

LP Lockout

Fast Flash

Off

Flashing Code 3

Closed

FP1 Lockout

Fast Flash

Off

Flashing Code 4

Closed

FP2 Lockout

Fast Flash

Off

Flashing Code 5

Closed

CO Lockout

Fast Flash

Off

Flashing Code 6

Closed

LEGEND

CO — Condensate Overflow

ESD — Emergency Shutdown

FP — Freeze Protection

HP — High Pressure

LP — Low Pressure

PM — Performance Monitor

NOTES:

1.If there is no fault in memory, the Fault LED will flash code 1.

2.Codes will be displayed with a 10-second Fault LED pause.

3.Slow flash is 1 flash every 2 seconds.

4.Fast flash is 2 flashes every 1 second.

5.EXAMPLE: “Flashing Code 2” is represented by 2 fast flashes followed by a 10-second pause. This sequence will repeat continually until the fault is cleared.

38

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Contents Contents Safety ConsiderationsInstallation General442 50VQP Unit Physical Data406 78250VQP084-150 Unit Dimensions A50-843650VQP168-300 Unit Dimensions A50-8437A50-8468 A50-8466A50-8467 A50-8471 A50-8469A50-8470 A50-8472A50-8478 A50-8476A50-8477 A50-8479A50-8483 A50-8482A50-8485 A50-8484A50-8486 Trap Condensate DrainField Power Supply Wiring Water Quality Guidelines A50-8438 50VQP084-168 Unit with Complete C Control TypicalA50-8439 50VQP084-168 with Deluxe D Control TypicalJ1 J8 AL1J6J5 50VQP Unit Electrical Data Dual Point Power Unit 50VQP Unit Electrical Data Standard UnitA50- 6268tf.tif Field Control WiringPRE-START-UP A50-8441Page 50VQP084 Blower Performance Data 50VQP096 Blower Performance Data 441 478 513 549 581 614 644 672 703 730 759 412 455 492 526 563 595 628 658 687 718 745421 459 499 533 569 600 633 663 691 722 749 456 495 529 561 595 625 656 685 712 741 76750VQP120 Blower Performance Data 544 575 605 633 661 691 717 742 767 794 818 842 867 890 511 544 578 608 637 668 695 722 748 776 800 825 849 874 897526 561 592 621 649 679 706 732 758 785 809 833 857 882 555 589 618 646 676 702 728 753 779 803 827 850 875 89850VQP150 Blower Performance Data 605 637 666 697 727 755 783 809 835 858 882 905 928 951 973 581 613 646 678 706 735 763 791 817 842 867 889 912 935 958598 623 656 687 715 744 772 799 825 850 872 896 919 942 963 618 647 678 708 738 766 793 819 844 867 891 914 937 959 98050VQP168 Blower Performance Data 50VQP192 Blower Performance Data BkW 3020.8 Sheave/Mtr 50VQP240 Blower Performance Data 605 633 660 689 714 739 763 790 813 836 858 882 904 50VQP300 Blower Performance Data 568 602 633 666 697 726 755 782 806 832 857 881 904 538 574 609 640 673 703 733 761 788 812 838 863 888 912553 588 620 653 685 715 744 771 796 822 847 872 896 581 613 646 678 706 735 763 791 817 842 867 889Field Selectable Inputs Complete C Control Jumper Settings See FigDeluxe D Control Jumper Settings See Fig START-UP DIP Switch Block S2 Accessory 1 Relay OptionsDIP Switch Block S2 Accessory 2 Relay Options Operating LimitsWater Temperature Change Through Heat Exchanger Unit Start-Up Cooling ModeUnit Start-Up Heating Mode 50VQP Unit Operating LimitsOperation Approximate Fluid Volume L Per 30 M of PipeAntifreeze Percentages by Volume Coaxial Water Pressure DropComplete C and Deluxe D Board System Test Units with Aquazone Complete C ControlUnits with Aquazone Deluxe D Control Complete C Control LED Code Fault Descriptions Service Aquazone Deluxe D Control LED IndicaAir Coil Fan Motor Removal TroubleshootingRefrigerant Charging A50-8163 FP1 and FP2 Thermistor LocationTroubleshooting Unit Does Not Operate Page Page Copyright 2010 Carrier Corporation Catalog No Form 50VQP-C1SI 11-10Book Catalog No 50VQP START-UP ChecklistII. START-UP Form 62AQ-1SI Pg CL-1 Replaces New TabHeating Cycle Analysis Cooling Cycle Analysis