Page 6
Lotus Service Notes Section BU
provided only as a 'partial body assembly' which includes jig bonded windscreen frame, body side panels, rear
bulkhead and roof. Also included, are the pipes, hoses and cables routed through the sills.
BU.5 - BODY PANEL BONDING MATERIALS
The materials used for bonding the body panels are manufactured by Dow Chemical, and in order to
main tain the structural integrity of the vehicle, and in the case of the front crash structure, the safety, it is most
important to use only the specified materials. The surface preparation and cleaning and priming operations are
crucial to the performance of the adhesive, and must be followed in detail. The products to be used depend on
the surface (substrate) onto which they are applied, and the following list identifies each application:
Anodised aluminium (e.g. chassis and components)
Cleaner: Betawipe VP 04604 Lotus part no. A082B6150V
Primer: Betapnme 5404 Lotus part no. A082B6337V
Adhesive: Betaseal 1701 Lotus part no. A082B6281F
Unpainted or painted composite
Cleaner: Betaclean 3900 Lotus part no. A100B6008V
Primer: Betaprime 5404 Lotus part no. A082B6337V
Adhesive: Betaseal 1701 Lotus part no. A082B6281F
Zinc plated and passivated steel
Cleaner: Betaclean 3900 Lotus part no. A100B6008V
Primer: Betaprime 1707 (A+B) Lotus part no. A111B6374V
Adhesive: Betaseal 1701 Lotus part no. A082B6281F
Glass
Cleaner: Betabrade F1 Lotus part no. A120B6043V
or Betaclean 3300 Lotus part no. A120B6042V
or Betaclean 3900 Lotus part no. A100B6008V
Primer: Betaprime 5500 Lotus part no. A120B6041V
Adhesive: Betaseal 1701 Lotus part no. A082B6281F
Uncoated Lexan/Perspex
Cleaner: Abrasion & dry wipe
Primer: Betaprime 5404 Lotus part no. A082B6337V
Adhesive: Betaseal 1701 Lotus part no. A082B6281F
Residual adhesive (i.e. rebonding to surface after cutting off old panel)
Cleaner, primer
& re-activator: Betawipe 4000 Lotus part no. A082B6355V
Adhesive: Betaseal 1701 Lotus part no. A082B6281 F
Applicator Bottle
An applicator bottle is available for use with some cleaners and primers, and has a disposable felt pad
which should be changed regularly to minimise surface contamination:
Applicator bottle: A000Z1071F
Cap: A082B6353S
Felt pad: A082B6354S
Product Usage
BETAWIPE VP 04604 (A082B6150V):
Description: Activator and cleaning agent used to promote adhesion to the substrate surface. Supplied in
a 250ml aluminium container with a YELLOW coloured cap.
Application: - Wipe on/wipe off type.
- Pour Betawipe VP 04604 into applicator bottle, and immediately refit the yellow cap onto the
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