6.
Assembling the tank dome and telescopic dome shaft
6.5
Truck telescopic dome shaft
On installation under areas used by trucks with a maximum
weight of 12 t, the telescope
point 6.4. The concrete rings
frame
with star-shaped load distribution for mounting the
cast cover are then installed (observe earth coverage of at
least 800 mm, max. 1500 mm). The cast frame must have a
supporting area of approx. 1 m².
Attention: It is essential to use the truck telescope dome
shaft (class D cover to be provided by customer).
6.6
Assembling the adapter
For lager coverage heights a adapter is needed. To insert the
adapter into the tank dome, soft soap is needed. Into the highest
groove of the adapter the profile seal is inserted an greased
generously. Afterwards push the telescopic dome shaft into the
adapter and adapt it to the planned area surface.
max. earth-cover 1500 mm
(in each case in connection with the Maxi telescopic dome shaft)
Telescopic dome shaft (can be inclined by 5°)
Adapter
Tank dome (can be rotated by 360°)
The entire system must be checked for leaks, cleanliness and stability at least every three months.
The entire system should be serviced at intervals of approx. 5 years. In this case, all parts of the system
must be cleaned and their function checked. Servicing should be carried out as follows:
Drain the tank completely
Clean surfaces and internal parts with water
Remove all dirt from the tank
Check that all internal parts are firmly seated.
Otto Graf GmbH – Carl-Zeiss-Str. 2-6 – D-79331 Teningen – Tel.: 0049/(0)7641/589-0 – Fax: 0049/(0)7641/589-50
GRAF SARL – 45, Route d´Ernolsheim – F-67120 Dachstein Gare – Tel.: 0033/388497310 – Fax: 0033/388493280
GRAF Iberica – C/Marquès Caldes de Montbui, 114 baixos – ES-17003 Girona – Tel.: +34/972 913 767 – Fax: +34/972 913 766
GRAF Ltd – Maidstone, Kent – UK-ME16 8Ry – Phone: +44 (0) 16 22 68 65 50
www.graf.info
is supported as described in
(Ø 600 mm) and a cast
7.
Inspection and servicing
18 / 36
08.03.2012