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11

B

ACK

R

AIL

A

SSEMBLY

CONTINUED

11. Locate the three Horizontal Tubes. 

Remove and discard the protective rubber 

caps from the threaded studs.

12. Insert the threaded studs of the Horizontal Tubes 

through the pre-drilled holes in the front side of 

the Upright Tubes. 

Secure them with six 3/8” Jam Lock Nuts and 

tighten securely.

A

SSEMBLY

CONTINUED

Jam

Lock

Nuts

Horizontal

Tubes

Completed Back Rail

and Chassis

Assembly

The Back Rail Assembly must

remain attached at all times.

Removal can cause riser

instability and could result in

injury.

!

WARNING

Summary of Contents for Signature Choral Riser 4-Step

Page 1: ...3 General 3 Manufacturer 3 Intended Use 3 Parts List 4 Hardware Pack 4 Step Assembly 5 Chassis Assembly 5 Stringer Assembly 6 Back Rail Assembly 6 Before Assembly 7 Assembly 8 Chassis Assembly 8 Back...

Page 2: ...o property or serious injury CAUTION Throughout this manual you will find cautions and warnings which are defined as follows WARNING means that failure to follow the instruction may result in serious...

Page 3: ...or consequential damages resulting from the use or defect of this manual The information in this document is not intended to cover all possible conditions and situations that might occur The end user...

Page 4: ...Socket Screw B HD 3 8 16 x 2 3 4 HARDWARE PACK 4 Carriage Sleeve SIG ZP Fasteners are shown actual size 6 Nut Jam Lock NY IN ZP 3 8 16 For Use On Back Rail Only A 9 16 Socket or Combination Wrench is...

Page 5: ...5 16 18 x 5 8 4 2 4th Step 8 16 Wing Nut 3 8 16 1 2 3 5 7 5 PARTS LIST CONTINUED STEP ASSEMBLY CHASSIS ASSEMBLY 5 Item Qty Description Item Qty Description 1 1 4 Step Carriage 5 8 Carriage Bolt ZP 5...

Page 6: ...mbly 4 6 Socket Screw B HD 3 8 16 x 3 4 7 8 Nylon Spacer 0 913 x 0 635 x 0 641 2 2 Plug 1 1 4 5 4 Bushing 3 8 16 3 2 Back Rail Plate 6 4 Bearing Sleeve 1 2 Dia 1 BACK RAIL ASSEMBLY 2 1 Item Qty Descri...

Page 7: ...Choose an area close to the performance space Make sure risers will fit through doors between the assembly area and the performance space One person can assemble a riser but two people will make the...

Page 8: ...rough both of the aligned holes from the underside of the Chassis Assembly the Truss Support Secure both Carriage Bolts with a 3 8 Locking Nut 5 Place both Stringer Assemblies on the threaded studs of...

Page 9: ...Link Bar and slide it onto the non bronze Sleeve With the End Cap side facing down slide the two slots of one Upright Tube onto the two pins fitted with the bronze Sleeves until it contacts the Nylon...

Page 10: ...h 8 Repeat this procedure to attach the other Upright Tube to the second Back Rail Plate 9 Install the X Brace onto the Upright Tubes by sliding one 3 8 x 2 3 4 Screw through the hole in each of the f...

Page 11: ...the Horizontal Tubes through the pre drilled holes in the front side of the Upright Tubes Secure them with six 3 8 Jam Lock Nuts and tighten securely ASSEMBLY CONTINUED Jam Lock Nuts Horizontal Tubes...

Page 12: ...the threaded studs in the proper holes in the Stringer Assembly 3 Secure the Steps using the Wing Nuts Turn the Wing Nuts as tight as possible by hand or gently using a pliers SAFETY CHECK With the ri...

Page 13: ...age Position 1 Lift up on the First Step and fold it up to the Back Rail 2 The Riser can now be moved and stored 3 To place the Riser in the Set Up Position lower the First Step to the ground MOVING A...

Page 14: ...nto the Rear Bracket of the already placed riser 3 Lift the Front Step of the already placed riser over the Front Bracket of the additional riser 4 If necessary shift the positioning of the connected...

Page 15: ...otate 180 degrees Reattach the rotated Steps in reverse order with the longest Step at the front and the shortest Step at the rear Reattach the Wing Nuts to the underside of each Step 3 Remove the Bac...

Page 16: ...16 This page is intentionally blank...

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