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Model:  K-3864 

2 ¼" Load Alarm Kit 

 

06/2004 

 Rev. OR 

- 4 - 

FIGURE 5 

 
7.0 

OPERATION 

7.1 

OPERATING PARAMETERS 

1.  The user shall work in accordance with the Operator and/or Technical Manuals 
2.  The employer of the operator shall provide all necessary training 
3.  Operate b4

°

 C and 38

°

 C/+40

°

 F and 100

°

 F 

 

7.2 

NUMERICAL VALUES 

 

Weight: 

4 lbs (1.8 kg) 

 

Width: 

5 ½ in (13.97 cm) 

 

Length: 

7 ½ in (19.05 cm) 

 

Height: 

5 3/16 in (13.18 cm) 

 

Alarm (Battery Powered):  9 vdc 

 

Alarm Horn: 

85 db 

 

7.3 

OPERATOR CONTROLS 

None 

 

7.4 

OPERATING INSTRUCTIONS 

The user should be familiar with the following statements prior to using the load alarm kit: 

CAUTION! 

1.  DO NOT place hands near the die springs on the load alarm kit while the stabilization stand is in use. 

Pinch point exists on the die springs and between the top plate and the base of the load alarm kit. 

2.  ALWAYS be sure the load alarm extension pin is fully locked and inserted through the tube. 
3.  DO NOT allow prolonged exposure to the sounding of the alarm. The alarm sound may cause 

permanent hearing loss. 

4.  DO NOT place objects in the path of the alarm’s horn opening that may limit the audible range and 

reduce the effectiveness of the alarm. 

5.  DO NOT turn setscrew located under the plunger switch. The distance between the setscrew and 

plunger switch is pre-set by the factory. 

 

7.4.1 

Rules For Operating 

1.  The user shall work in accordance with the Operator and/or Technical Manuals. 
2.  The employer of the operator shall provide all necessary training. 
3.  Operate b4

°

 C and 38

°

 C/+40

°

 F and 100

°

 F 

4.  Load alarm is designed as an add-on kit for Tronair stabilizing stands only. 
5.  Extension pin included with the load alarm kit replaces the use of the existing extension pin on the 

stabilizing stand. 

 

WARNING! 

Extension pin shall not be used in the center tube section of the 
welded tripod stand. The load alarm kit will not operate if the 
adjustable extension tube is pinned in this area of the stand.  (see 
Figure 5)

 

 

7.4.2 

Alarm Operation and Test 

1.  When a force of 100 to 150 lbs (45.36 to 68.04 kg) is 

applied to the top of the cradle, the alarm unit sounds a 
loud 85 db pulsating alarm until the force is reduced. 

2.  Press test button on the alarm and hold for a minimum of 

five 5 seconds. This will sound alarm if the electronic 
circuitry, horn and battery are operating correctly. 

3.  Depress plunger switch under the load alarm’s top plate 

and hold for a minimum of 2 seconds.  This will sound the 
alarm if the switch is operating correctly. 

 
8.0 

TRAINING 

Training of operating personnel is the responsibility of the employer. 
This load alarm must be used in accordance with aircraft manufacturer’s 
instructions. 

 

Summary of Contents for K-3864

Page 1: ... Inc Phone 419 866 6301 Holland OH 43528 9794 www tronair com 800 426 6301 USA Email sales tronair com Fax 419 867 0634 Operation Service Manual Model K 3864 2 Load Alarm Kit 06 2004 Rev OR Includes Illustrated Parts Lists ...

Page 2: ......

Page 3: ...2 3 3 Strapping 2 3 4 Packaging Protection 2 3 5 Labeling Of Packaging 2 3 6 Storage Compatibility 2 3 7 Storage Environment 2 3 8 Storage Space And Handling Facilities 2 4 0 Transporting Requirements 2 5 0 Assembly 3 5 1 General Instructions 3 5 2 Pre Use Checks 3 5 3 Personnel Requirements 3 5 4 Assembly Steps 3 5 5 Inspection And Test Procedures 3 6 0 Installation 3 7 0 Operation 4 7 1 Operatin...

Page 4: ......

Page 5: ...s reduced 2 2 WARNING and DANGER SIGNS None 2 3 COMPONENT SAFETY FEATURES Extension Pin provides a visual check that the pin is fully inserted to meet the rated load capacity of the tailstand 2 4 FUNCTIONAL SAFETY FEATURES None 2 5 FEATURES FOR OPERATOR SAFETY None 2 6 ENVIRONMENTAL SAFETY FEATURES Load Alarm is non polluting 2 7 PROTECTION SYSTEMS None 2 8 CLOSED CIRCUITS Reference Illustration 2...

Page 6: ...chnical manual and in accordance with the aircraft manufacturer s jacking and stabilizing procedures 3 0 PACKAGING AND STORAGE 3 1 PACKAGING REQUIREMENTS Load alarm is to be packaged as required to prevent damage to the electronic circuits Battery must be removed from unit and shipped separately 3 2 HANDLING Load alarm can be carried by hand 3 3 STRAPPING None 3 4 PACKAGING PROTECTION No special p...

Page 7: ...intenance systems 5 4 ASSEMBLY STEPS 1 Assemble the load alarm kit over the outer extension tube The base of the load alarm kit will rest on the stabilizing stand s top plate see Figure 1 2 Assemble the center extension through the center of the load alarm kit Pin the center extension to the desired height with the extension pin see figure 1 3 Install a 9 volt battery in the alarm by removing two ...

Page 8: ...h The distance between the setscrew and plunger switch is pre set by the factory 7 4 1 Rules For Operating 1 The user shall work in accordance with the Operator and or Technical Manuals 2 The employer of the operator shall provide all necessary training 3 Operate between 4 C and 38 C 40 F and 100 F 4 Load alarm is designed as an add on kit for Tronair stabilizing stands only 5 Extension pin includ...

Page 9: ...surface of the alarm unit may be wiped with a damp cloth 10 0 TROUBLESHOOTING Alarm will not sound Load was on the cradle for a short period of time Limit switch has to be engaged for a minimum of 2 seconds Defective Alarm Replace Alarm Battery power depleted Replace Battery Defective Limit Switch Replace Limit Switch Broken wire connection Check wire connection between limit switch and alarm Crad...

Page 10: ...ter x 3 LG 1 2 H 1026 07 0 Assembly Cable 1 3 EC 1796 Switch Limit 1 K 3887 Kit Alarm Replacement consists of 4 Alarm 1 Terminal Ring 2 WARNING Use only the batteries specified Use of different batteries may have a detrimental effect on the alarm Use only the following 9 volt replacement batteries for alarm BATTERY SPECIFICATIONS Alkaline Type EVEREADY 522 DURACELL MN1604 MX1604 GOLD PEAK 1604A AL...

Page 11: ...f the product is to be returned a Return Material Authorization RMA number will be issued for reference purposes on any shipping documents Failure to obtain a RMA in advance of returning an item will result in a service fee A decision on the extent of warranty coverage on returned products is reserved pending inspection at Tronair Any shipments to Tronair must be shipped freight prepaid Freight co...

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