Parallel Straightedge Assembly Instructions
For Models 1101 and 2201
Figure 1
B
A
C C
Rear Wire Connectors
Front Wire Connectors
1. Verify that all parts shown in parts list are included.
2. Check that drawing board has a solid outer frame to hold screws and that it is not warped.
Alvin straightedges will not work properly on warped boards.
3. Position front and rear wire connectors on top of drawing board as shown in Figure 1.
Use chart below to determine proper spacing. Center the straightedge on the board.
For Straightedge Length Dimension A Dimension B Dimension C
30" 27¾" 28¾" ¾"
36" 33¾" 34¾" ¾"
42" 39¾" 40¾" ¾"
48" 45¾" 46¾" ¾"
60" 57¾" 58¾" ¾"
Proceed to step 4 on next page.
Tools Required:
Phillips screwdriver and
1
⁄
16
" drill or awl
Straightedge with Wire and Spring (1)
Front Wire Connectors (2)
Right Rear
Wire Connector
(1)
Left Rear
Wire Connector
(1)
Rear Pulleys
(2)
Rear Brake
Knob
(1)
1/2" Brake
Stud Screw
(1)
3/4"
Screws*
(6)
5/8"
Screws*
(2)
3/8"
Washers
(2)
To assemble, follow step-by-step instructions below:
wire
*NOTE: Only six screws total are required for installation. We have included
two extra screws to accomodate various board thicknesses.
Parts List