Delta-T RZ-01A Series Dokumentacja Pobierz pdf (Strona 20)

4421 Tradition Trail ● Plano, Texas 75093 ● 972 -964-2700 ● 800-836-7472

URL: www.iscenclosurecooling.com ● Email: iscinfo@iscsales.com

SP-ENG-210-100-09 Rev 1.6 20 | P a g e

*3Note: Refer to Electrical Schematics for further diagnostics.

Flashing Error

Codes

Single or

Multiple

Codes?

2 +

Refer to Alarm Signals

in Digital Temperature

Controller

Programming Section

P1 / P2

combination

flashing?

YES

Potential bad

connection. Check

green connector

behind controller.

YES

Check Low Pressure

Switch Connections

and Verify Pressure

switch is closed. Use

meter.

P1 or

YES

Check probe

connections, potential

faulty probe.

LA, LA2, HA,

HA2

YES

Refer to Alarm Signals

in Digital Temperature

Controller

Programming Section

Fuse / Circuit

Protection

Nuisance Trip

Is fuse opening as

soon as unit turns

on?

YES

Check incoming power

supply and connections

for potential short circuit

Does fuse open

when compressor

starts?

YES

Check electrical specification.

Verify proper recommended fuse

has been selected.

Check compressor, if excess heat present compressor may

be faulty. Contact Technical Support.

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Delta-T RZ-01A Series Dokumentacja Strona 20

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