background image

 
 
 

  

Problem Trailer 

Car 

(by pressing yellow button) 

Some LEDs  
do not light up 

Wire damaged or bulb defective. 
Bad contact. 

See left. 

None of the  
LEDs light up 

Mass wire damaged or all bulbs 
defective.

 

Check the battery of 

the tester 

See left. 

One or more LEDs 
are weak or twinkle 

Wire damaged or contacts dirty 
in 

Wire damaged or the plug. 
contacts dirty in the socket. 

All the LEDs are  
weak or twinkle. 

Mass wire damaged. Check 
battery of the tester 

See left. 

The lights of the trailer do 
not light up but the LEDs 
do 

Shortcircuit in the trailer wiring.

 

The fuses will break. 

 

 
If the vehicle is equipped with an electrical foglight interruption relay, this one has to be tested with a 
21 Watt bulb. 

 

Battery replacement 

To change the battery remove the rear cover and replaced battery. (see Fig.1) 
WARNING: When changing, make sure that the battery has the correct polarity. 
 
 
 
 
 
 
 
 
 
 

 
 

 

  
 
 

 

Fig. 1 

9V 

6LR61

 

EC DECLARATION OF CONFORMITY

 

 

 

 

 

We, CANNON TOOLS LTD

 

 

of the EC Directive based on its design and type, as brought into circulation by us.

 

 

 

CANNON TOOLS LTD

 

20 Station Road, Rowley Regis, West Midlands, B65 0JU.U.K.

 

Managing Director

 

 

Sign   
 
 
 

Mr. Gurcharan Tony Singh Sanghera 

 

2016.12.09 

 

In case of alteration of the machine, not agreed upon by us, this declaration will lose its validity.

Declare that the following machine complies with the appropriate basic safety and health requirements 

20 Station Road, Rowley Regis, West Midlands, B65 0JU.U.K

Product description:  TRAILER / VEHICLE TESTER
Model:               CT4691   

Appropriate EC directives: 

EC-EMC Directive 2014/30/EU

Applicable Harmonized Standards:
EN 61000-6-1, EN 61000-6-3, EN 61000-3-2, EN 61000-3-3

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