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4.3.2 

24” to 44” Offset Davit Arm 

 

The 24” to 44” Offset Davit Arm is shipped partially disassembled, see Figure 11. Remove the detent pin as shown and insert the 

 

extension tube into the arm sleeve, see Figure 12. Insert the detent pin into the desired Pin Position as shown in Figure 13.

Figure 11

Figure 13

Figure 12

PP1

PP2

PP3

PP4

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

1800 lbs

(8 kN)

5000 lbs*

(22.2 kN)

5000 lbs*

(22.2 kN)

5000 lbs*

(22.2 kN)

5000 lbs*

(22.2 kN)

AP

TP

BP

RP

Anchor P

oin

t

Mast Pin Position

PP1

PP2

PP3

PP4

27” 

(685.8 mm)

29.3”

(744.2 mm)

32.3”

(820.4 mm)

35”

(889 mm)

35”

(889.0 mm)

38”

(965.2 mm)

41.5”

(1054.1)

45”

(1143.0 mm)

MIN

MAX

Davit Arm Offset Range

Mast Pin Position

Acceptable Load Ratings

** Davit configuration suitable for two-man rescue with a 4 to 1 safety factor

.

Figure 14 - 24” to 44” Offset Davit Arm Load Ratings

 

The Davit Arm is a dynamic anchorage system that will vary in its performance depending upon the configured offset.  Care should  

 

 

be taken to understand the capacity of the system and anchorage strength requirements; see Figure 14 for the load ratings for the 

 

24” to 44” Offset Davit Arm. 

021519

MCS30 Rev B

8

Summary of Contents for Confined Space Davit System

Page 1: ...used as part of an employee training program as required by the Occupational Safety and Health Administration OSHA 12 to 29 Offset Davit Arm 24 to 44 Offset Davit Arm 3pc Portable Base for 12 to 29 Of...

Page 2: ...e and Storage 6 0 Inspection 7 0 Labels 8 0 Definitions Appendix A For the purposes of this manual the Confined Space Davit System may be referred to as the Davit the system or the unit Throughout thi...

Page 3: ...city limits Heavy users experience more risk of serious injury or death due to falls because of increased fall arrest forces placed on the user s body In addition the onset of suspension trauma after...

Page 4: ...onnectors Connectors are considered to be compatible with connecting elements when they have been designed to work together in such a way that their sizes and shapes do not cause their gate mechanisms...

Page 5: ...anical devices for non entry rescue consideration must be given to the means of entry egress the mitigation of fall hazards and the method of emergency retrieval 4 2 1 Single Line Winch Only Entry Egr...

Page 6: ...2 4 Dual Line Winch and 3 Way Entry Egress Using a Winch When no alternate method of entry egress such as a ladder exists the confined space entrant will be suspended raised and lowered with the winch...

Page 7: ...gth requirements see Figure 10 for the load ratings for the 12 to 29 Offset Davit Arm PP1 PP2 PP3 PP4 3600 lbs 16 kN 3600 lbs 16 kN 3100 lbs 13 8 kN 2500 lbs 11 1 kN 1800 lbs 8 kN 1800 lbs 8 kN 1800 l...

Page 8: ...5000 lbs 22 2 kN 5000 lbs 22 2 kN 5000 lbs 22 2 kN AP TP BP RP Anchor Point Mast Pin Position PP1 PP2 PP3 PP4 27 685 8 mm 29 3 744 2 mm 32 3 820 4 mm 35 889 mm 35 889 0 mm 38 965 2 mm 41 5 1054 1 45 1...

Page 9: ...17 Figure 18 Before inserting the legs into the base center section refer to the table in Figure 19 to match the Base Position with the Pin Position of the Davit Arm To install the Davit Base Legs ens...

Page 10: ...wer Mast Extension see Figure 22 into the Portable Base sleeve with the position limiting bolt toward the front of the base as shown in Figure 23 Lift the Davit Arm and place if onto the Lower Mast Ex...

Page 11: ...ure the anchor point is centered over the entry egress location To adjust turn the fine adjustment screw to raise and lower the arm to the desired position see Figure 27 Figure 26 Figure 27 4 8 Winch...

Page 12: ...able Routing If using a rear mounted device use the Top Pulley TP Run the line of the device over the rear pulley of the Davit Arm remove the detent pin and run the line over the top pulley and reinse...

Page 13: ...thoroughly for damage Inspection should include checking the structure for dents cracks deformed or bent tubing 6 1 3 Inspect all hardware for damage wear or missing parts 6 1 4 Check all rollers and...

Page 14: ...the Inspection Record provided below or on a similar document Inspection Record Model _________________________ Serial _________________________ Date of Manufacture _________________________ INSPECTI...

Page 15: ...20 120 ANGLES APPROVED MFG CHECKED SURFACE ROUGHNESS SURFACE FINISH 9 11 17 MATERIAL DRAWN N A N A N A 0 1 0 2 0 3 0 5 0 5 114 5mm 89mm DO NOT REMOVE LABEL 412 01651 Rev A OFFSET LENGTH AND LOAD RATIN...

Page 16: ...l Before Use DO NOT REMOVE LABEL www falltech com 63 5mm 95mm 40mm x 10 mm cut out window pantone solid coated colors pantone black C pantone 152C 1 2 3 4 A B C D THE INFORMATION EMBODIED IN THIS DOCU...

Page 17: ...o 30 30 to 120 120 ANGLES APPROVED MFG CHECKED SURFACE ROUGHNESS SURFACE FINISH 9 11 17 MATERIAL DRAWN N A N A N A 0 1 0 2 0 3 0 5 0 5 63 5mm 95mm 412 01650 Rev A DO NOT REMOVE LABEL This base is to b...

Page 18: ...TION EMBODIED IN THIS DOCUMENT IS STRICTLY CONFIDENTIAL AND ARE SUPPLIED WITH THE UNDERSTANDING THAT THEY WILL NOT BE DISCLOSED TO THIRD PARTIES 1 1 1 1 A A WEIGHT FOR REFERENCE ONLY N A N A N A Samue...

Page 19: ...he employer s managed fall protection program who through training and knowledge is capable of identifying evaluating and addressing existing and potential fall hazards and who has the employer s auth...

Page 20: ...automatically locks at the onset of a fall to arrest the user but that pays out from and automatically retracts onto the drum during normal movement of the person to whom the line is attached After on...

Page 21: ...Maximum Two Workers at up to 310 lbs Each 620 lbs Total for Rescue Configurations Maximum One Worker up to 310 lbs for Normal Confined Space Entry Egress Operations OSHA 1926 502 3pc Portable Base for...

Page 22: ...ible Lower Mast Extension 6500128 12 to 29 Offset Davit Arm 6500244 24 to 44 Offset Davit Arm 6500321 6500433 6500545 6500657 Lower Mast Extensions 6500728 3pc Portable Base for 12 to 29 Offset Davit...

Page 23: ...e mount Fixed Base SST for Confined Space Davit Yes Yes 65060FMZ Floor mount Fixed Base Zinc for Confined Space Davit Yes Yes 65060FMS Floor mount Fixed Base SST for Confined Space Davit Yes Yes 65070...

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