Youngman BoSS User Manual Download Page 3

BoSS Ladderspan 

User Guide 

SECTION HEADING IS ALL IN CAPITOLS 

youngmangroup.com 

 

youngmangroup.com 

 

6

Safety First  

Horizontal 

Brace

4 Rung 

Frame

Side 

Toeboard

Platform 

(Fixed and 

Trapdoor Decks)

Diagonal 

Brace

4 Rung Ladder Frame

End Toeboard

Stabiliser

2 Rung 

Frame

Castor

Adjustable Leg

2 Rung Ladder Frame

BoSS 1450 Ladderspan to EN 1004: 

Available in 2 lengths - 1.8m and 2.5m

Internal/External Use - 

Towers under 2.5m are outside of the scope of EN1004 

 

 

 

 

Internal Use

COMPONENT         WORKING HEIGHT (m) 

PLA

TFORM HEIGHT (m) 

3.2 

1.2 

3.7 

1.7 

4.2 

2.2 

4.7 

2.7 

5.2 

3.2 

5.7 

3.7 

6.2

4.2 

6.7 

4.7 

7.2 

5.2 

7.7 

5.7 

8.2 

6.2 

8.7 

6.7 

9.2 

7.2 

9.7 

7.7 

10.2

8.2 

10.7 

8.7 

11.2

9.2

11.7 

9.7

12.2

10.2 

12.7

10.7

13.2 

11.2 

13.7 

11.7 

14.2

12.2

125/150/200mm Castor 

4

Adjustab

le leg assemb

ly 

4

 4 

4

1450 2 R

ung Ladder F

rame 

1

 

 

1

 

 

1

1450 2 R

ung Span F

rame 

 

1

 

1

 

1450 3 R

ung Ladder F

rame 

 

 

 

1

1

1

1

1

1

1450 3 R

ung Span F

rame 

 

 

 

1

1

1

1

1

1

1450 4 R

ung Ladder F

rame 

6

1450 4 R

ung Span F

rame 

6

1.8m and 2.5m Fix

ed Dec

1* 

1

1.8m and 2.5m T

rap Door Dec

6

1.8m and 2.5m Horiz

ontal Brace (red) 

10 

10 

10 

10 

14 

14 

14 

14 

18 

18 

18 

18 

22 

22 

22

 22 

26 

26 

26

2.1m and 2.7m Diagonal Brace (b

lue) 

10 

11 

12 

13 

14 

15 

16 

17 

18 

19

 20 

21 

22 

23

IMPOR

TANT

: Please ensure you also read the Quantity Schedule on page 8.

If

 y

ou

 a

re

 u

na

b

le

 to

 p

os

iti

on

 th

w

ork

in

g

 p

la

tfo

rm

 e

as

ily

 fr

om

 th

g

ro

un

d

, y

ou

 m

ay

 r

eq

ui

re

 a

ad

d

iti

on

al

 fi

xe

d

 p

la

tfo

rm

 fo

th

is

 to

w

er 

height.

Quantity Schedule

1450 Width Towers

7  

8

Quantity Schedule

1450 Width Towers

BoSS 1450 Ladderspan to EN 1004: 

Available in 2 lengths - 1.8m and 2.5m

Internal/External Use 

 

 

 

 

 

 

 

 

 

Internal Use

COMPONENT       WORKING HEIGHT (m) 

PLA

TFORM HEIGHT (m) 

3.2 

1.2 

3.7 

1.7 

4.2 

2.2 

4.7 

2.7 

5.2 

3.2 

5.7 

3.7 

6.2 

4.2 

6.7 

4.7 

7.2 

5.2 

7.7 

5.7 

8.2 

6.2 

8.7 

6.7 

9.2 

7.2 

9.7 

7.7 

10.2 

8.2 

10.7 

8.7 

11.2 

9.2 

11.7 

9.7 

12.2 

10.2 

12.7 

10.7 

13.2 

11.2 

13.7 

11.7 

14.2

12.2

1.8m and 2.5m Side T

oe

board 

2

1.2m End T

oe

board 

2

 2 

2

Toe

board Holder 

4

SP7 Fix

ed Stabiliser 

4

SP10 T

elescopic Stabiliser 

4

4

4

4

4

4

4

4

SP15 T

elescopic Stabiliser 

4

1.8m 

TOWER 

Total Self-weight (kgs) 

91 

99 

10

14

161 

169 

175 

195 

210 

231 

237 

257 

272 

279 

300 

306 

320 

328 

334 

354 

369 

377 

383

2.5m 

TOWER

 T

otal Self-weight (kgs) 

108 

116 

143 

169 

185 

194 

201 

226 

243 

264 

271 

296 

313 

321 

343 

354 

370 

378 

385

411

427

436

443

 

  

  

  

  

See

 pages 10 and 30 

for stabiliser positions

.

Summary of Contents for BoSS

Page 1: ...t please contact Youngman on 44 0 1621 745900 or email sales youngmangroup com COMPLIANCES The BoSS Ladderspan aluminium system has been tested and certified to EN 1004 2004 Class 3 Instruction Manual...

Page 2: ...cult 8 39 46 17 21 Beware of open ended buildings which can cause funnelling effect Do not abuse equipment Damaged or incorrect components shall not be used Raising and lowering components tools and o...

Page 3: ...2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 1 8m and 2 5m Horizontal Brace red 6 6 6 6 10 10 10 10 14 14 14 14 18 18 18 18 22 22 22 22 26 26 26 2 1m and 2 7m Diagonal Brace blue 2 3 3 4 5 6 7 8 9 10 11 12 1...

Page 4: ...kg This must be evenly distributed over either one deck or two decks placed side by side The quantities on pages 7 and 8 will enable BoSS towers to be built safely and therefore comply with the requir...

Page 5: ...platform length of 2 5m has a self weight of 408kg 950kg 410kg 540kg maximum safe working load total weight self weight users tools and materials For greater heights and loads consult Youngman for gu...

Page 6: ...sure all brace claws operate and lock correctly prior to erection Inspect components prior to erection Inspect tower prior to use Tower upright and level Castors locked and legs correctly adjusted Dia...

Page 7: ...e 3rd rungs Ensure the frames are vertical and level by checking with a spirit level and setting the adjustable legs as required Fit stabilisers see noteson page 30 IMPORTANT Only use the adjustable l...

Page 8: ...oor decks as shown in the previous steps Add guardrails at 0 5m and 1 0m in that order above the platform from the protected trapdoor position Do not climb onto the platform until it is fully guardrai...

Page 9: ...ontal braces to the 850 end frames as shown in steps 2 and 3 for the 1450 tower procedure page 18 2 Fit a trapdoor deck on the 2nd rung Fix the horizontal braces red as guardrails on the 3rd and 4th r...

Page 10: ...wn Fit the toeboards see instruction on page 29 The tower is now complete Assembly Procedure 27 Assembly Procedure 28 7 To take down the tower reverse the building sequence When removing guardrail bra...

Page 11: ...oving the tower adjust the top clamps to lift the four stabiliser feet a maximum of 25mm off the ground and then unlock the castor brakes After moving ensure all four stabiliser feet are repositioned...

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