User Guide

76
Service Manual NeoTherm 80 - NeoTherm 285
Reacting to Lockouts
on the Current User Interface
Thesystemrespondstothreekindsoftroubleindica-
tions:
• A”lockout”iscausedbyaseriousproblemthatmight
involveasafetyissue.Oncethecontrollerenters
alockout,theburnerwillshutdown,andwillnotbe
allowedtorunagainuntilthecauseoftheproblemis
corrected,andyouresetthecontrolsystem.
• Thesystemmayentera“hold”foraperiodoftime
beforelockingout.Thisallowsthecontrollertosee
iftheerrorbecomesresolvedpriortothehardlock-
out.
• An“alert”indicatesthatsomefeatureofthecontrol
system’soperationwasnotcorrect,delayed,or
waitingforaresponse.Thisdoesnotnecessarily
indicateaproblem.
Ifaproblemoccurswhilethesystemisstartingup,the
systemwilldeclareaHold.Abriefexplanationofthe
causeoftheHoldwillappearinalineacrossthebottom
ofthescreen.
Ifaseriousproblemcontinues,thesystemwilldeclarea
Lockout.AbriefexplanationofthecauseoftheLockout
willappearinalineacrossthebottomofthescreen.
CorrectthisbypressingtheOKbutton.Youcanalso
presstheResetbuttonontheSOLAcontroller.SeeFig.
D6-1.
IfanAlertoccurswhilethesystemisrunning,thesystem
willpresentanoteinalineacrossthebottomofthe
screen.
Eacherrormessageincludesanumber.Foramore
detaileddescriptionofeachmessage,seetheAppendix
attheendofthismanual.
Fig. D6-1 – Resetting the SOLA controller
D6