V-Trak Backrest, User Manual, Page: 9 / 32

Installing Mounting Blocks MB-UN for Netti and Etac wheelchairs
Mounting Block Contents:
2 x Clamp Bands for NETTI Mark I wheelchair uprights
2 x Clamp Bands for NETTI Mini wheelchair uprights
2 x Pin blocks
2 x Plain wedges
2 x Threaded wedges
4 x Screws
2 x Tube inserts (sleeves) for ETAC wheelchair uprights
2 x 25mm x 4mm high tensile socket countersunk screws
1 x 3mm Allen key
Instructions - NETTI Mini (and new models):
1. Remove the canvas backrest from the wheelchair according to the manufacturer’s recommended
procedures.
2. Remove the mounting blocks from their packing and dismantle
3. Install as for standard mounting blocks but for NETTI Mini mount the blocks in a parallel
configuration to the front or rear of the uprights as shown in Figures 8 & 9
4. If V-Trak Thoracic Supports are to be fitted in the NETTI Mini, the forward position will normally be
required.
Note: The Mounting Blocks may be installed to the front (Figure 8) or rear (Figure 9) of the uprights as shown.
In either case always ensure the Clamping Screws are on the outside and therefore accessible for final
adjustment and tightening.
Instructions – ETAC Figure 10
1. Remove the plug from the top of the upright
2.
Insert the Sleeve and ensure the top rim meets fully
with the top of the upright
3.
Insert and locate the screw as shown
4.
Hold the flange firmly in place; continue turning the
screw until it is fully home in its recess.
Screws accessible
Screws Accessible
Etac Insert
Etac Upright
Figure 8
Figure 9
Screw