CODE

DESCRIPTION

527

Mix circulator sensor was invalid

528

Mix flow control was invalid

529

Mix temperature was invalid

530

Mix sensor was invalid

531

Mix PID setpoint was invalid

532

STAT may not be a Mix demand source when

 

Remote Stat is enabled

533-539

RESERVED

540

Delta T inlet/outlet enable was invalid

541

Delta T exchanger/outlet enable was invalid

542

Delta T inlet/exchanger enable was invalid

543

Delta T inlet/outlet degrees was out of range

544

Delta T exchanger/outlet degrees was out of range

545

Delta T inlet/exchanger degrees was out of range

546

Delta T response was invalid

547

Delta T inversion limit response was invalid

548

Delta T rate limit enable was invalid

549

Delta T exchanger/outlet wasn't allowed due to

 

stack limit setting

550

Delta T inlet/outlet limit was exceeded

551

Delta T exchanger/outlet limit was exceeded

552

Delta T inlet/exchanger limit was exceeded

553

Inlet/outlet inversion occurred

554

Exchanger/outlet inversion occurred

555

Inlet/exchanger inversion occurred

556

Delta T exchanger/outlet wasn't allowed due to

 

stack connector setting

557

Delta T inlet/exchanger wasn't allowed due to

 

stack limit setting

558

Delta T inlet/exchanger wasn't allowed due to

 

stack connector setting

559

Delta T delay was not configured for recycle

 

response

 

T Rise Errors

560

Outlet T-rise enable was invalid

561

Heat exchanger T-rise enable was invalid

562

T-rise degrees was out of range

563

T-rise response was invalid

564

Outlet T-rise limit was exceeded

565

Heat exchanger T-rise limit was exceeded

566

Heat exchanger T-rise wasn't allowed due to stack

 

limit setting

567

Heat exchanger T-rise wasn't allowed due to stack

 

connector setting

568

Outlet T-rise wasn't allowed due to outlet

 

connector setting

569

T-rise delay was not configured for recycle

 

response

 

Heat Exchanger High Limit Errors

570

Heat exchanger high limit setpoint was out of

 

range

CODE

DESCRIPTION

571

Heat exchanger high limit response was invalid

572

Heat exchanger high limit was exceeded

573

Heat exchanger high limit wasn't allowed due to

 

stack limit setting

574

Heat exchanger high limit wasn't allowed due to

 

stack connector setting

575

Heat exchanger high limit delay was not

 

configured for recycle response

 

Pump Errors

576

CH pump output was invalid

577

DHW pump output was invalid

578

Boiler pump output was invalid

579

Auxiliary pump output was invalid

580

System pump output was invalid

581

Mix pump output was invalid

582-589

RESERVED

 

DHW Plate Heat Exchanger Errors

590

DHW plate preheat setpoint was invalid

591

DHW plate preheat ON hysteresis was invalid

592

DHW plate preheat OFF hysteresis was invalid

593

Tap detect degrees was out of range

594

Tap detect ON hysteresis was invalid

595

Inlet - DHW tap stop degrees was out of range

596

Outlet - Inlet tap stop degrees was out of range

597

DHW tap detect on threshold was invalid

598

DHW plate preheat detect on threshold was invalid

599

DHW plate preheat detect off threshold was invalid

75

Page 75
Image 75
A.O. Smith 2000, 3400, 2600, 1700 instruction manual DHW Plate Heat Exchanger Errors

3400, 1700, 2000, 2600 specifications

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