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PLITSTR312  REV. D     10/28/13 

SIREN

SIREN

SIREN

SIREN    

Installation and Operating Instructions

Installation and Operating Instructions

Installation and Operating Instructions

Installation and Operating Instructions    

ST240

ST240

ST240

ST240    

Street Thunder

Street Thunder

Street Thunder

Street Thunder

    

1340 Russell Cave Road / P.O. Box 54308    Lexington, KY  40505 

Tel: (800) 477-7766       Fax: (800) 944-2557 

www.galls.com 

NOTICE 

Due  to  continuous  product  improvements,  we  must  reserve  the  right  to  change  any 
specifications  and  information  contained  in  this  manual  at  any  time  without  notice.    Galls 
and/or  the  manufacturer  make  no  warranty of any kind with regard  to this  manual, including, 
but not limited to, the implied warranties of merchantability and fitness for a particular purpose.  
Galls and/or the manufacturer shall not be liable for errors contained herein or for incidental or 
consequential damages in connection with the furnishing, performance, or use of this manual. 

Summary of Contents for Street Thunder ST240

Page 1: ...944 2557 www galls com NOTICE Due to continuous product improvements we must reserve the right to change any specifications and information contained in this manual at any time without notice Galls an...

Page 2: ...NECTIONS 2 3 Wiring Guide 2 Wiring Diagram 2 Mandatory Connections 3 Optional Connections 3 INSTALLER SELECTABLE OPTIONS 4 5 DIP Switch Settings AUX P K Polarity 4 Optional Tone Programming 4 5 OPERAT...

Page 3: ...ears of safe reliable operation Please read all instruction before installing the unit Failure to follow these instructions can cause serious damage to the unit or vehicle and may void warranties Qual...

Page 4: ...o the positive terminal of the battery should be fused at the battery for their rated load Review the charts below that indicate the recommended wire gauge based upon the length of the wire run and th...

Page 5: ...n in HF mode see page 6 Air Horn activation or Manual step up function see page 5 If you will be using any of these features cut the wire that connects the horn relay to the horn Connect the side from...

Page 6: ...lectable Options Optional Tone Programming The ST240 will produce 7 different tones sounds by activating its various functions Function Default Tone Thunder Step Up THUNDER MAN Two Tone THUNDER Thunde...

Page 7: ...y default the Wail tones indicated by the above will wind down when they are de activated If you prefer to have them immediately stop i e hard stop hold the Program Button for 3 seconds until the LED...

Page 8: ...ols the primary operating function of the siren THUNDER Ultra fast changing tone used for maximum attention YELP A rapidly changing tone used in congested areas WAIL A slower changing tone used on hig...

Page 9: ...way momentary switch for the Manual function and the Air Horn Radio Volume The radio repeat volume VOL control is recessed in the upper left hand corner of the front face This should be set when the...

Page 10: ...turned on Does microphone button release properly Is the PK jumper option properly configured Does the siren work when Park Kill input is disconnected Check for a short Check for an open No PA PA vol...

Page 11: ...Amps 13 6 VDC dual 100W speakers Standby Current Switch Off Backlighting Off Less than 4 mA Switch On Backlighting Off Less than 7 mA Switch Off Backlighting On Less than 40 mA Switch On Backlighting...

Page 12: ...aser During this warranty period the obligation of Galls is limited to repairing or replacing as Galls may elect any part or parts of such product which after examination by Galls is determined to be...

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