Honeywell Work Light DR4300 Benutzerhandbuch

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DR4300 Circular Chart Recorder 
164 
DR4300 Circular Chart Recorder Product Manual 
12/03 
7.3 Troubleshooting Procedures 
7.3.1 Overview 
Introduction 
The troubleshooting procedures for the observable symptoms of failure are presented in the same order as 
they appear in Table 7-1. Each procedure includes what to do if you have that particular problem, as well 
as instructions for accomplishing the task, or a cross-reference to instructions elsewhere in the manual. 
 
Equipment needed 
You will need a voltmeter to troubleshoot the symptoms listed in the tables that follow. 
 
Safety precautions 
Exercise appropriate safety precautions when troubleshooting the recorder operation. 
 
  WARNING—SHOCK HAZARD   !
 
TROUBLESHOOTING MAY REQUIRE ACCESS TO HAZARDOUS LIVE 
CIRCUITS, AND SHOULD ONLY BE PERFORMED BY QUALIFIED 
SERVICE PERSONNEL. MORE THAN ONE SWITCH MAY BE REQUIRED 
TO DE-ENERGIZE UNIT BEFORE SERVICING.