BLIZZARD 500-900 C
16
532103 - Rev.B
24
5.5
10
25
1
2
17
0 1
2
3
4 5
6
40
Nm
27
1.5
1
2
26
Tr
ansla
tion of the original instruc
tions
ENGLISH
Tr
ansla
tion of the original instruc
tions
ENGLISH
7. If necessary, use another section of rack; rest it on the pinion and
connect it to the previous one and use a spirit level to check it is
level (
24
).
8. Install the section, repeating the operations in points 4, 5, 6 and 7.
9. Add other rack sections until the entire length of the sliding gate
section is covered.
10. If the final section is too long, cut it with an angle grinder near
one of the three slots (
25
).
5.7 ADJUSTMENTS AND CHECKS
RISKS
PERSONAL PROTECTIVE EQUIPMENT
The operations described in this section are fundamentally important
to the integrity and operation of the gear motor.
1. When you have installed the rack, lower the gear mo-
tor by 1.5mm (
2 6
-1), using the four suppor t nuts
(
27
-1).
2. Check that the gear motor is level using a spirit level (
27
).
3. Tighten the four upper locknuts to a minimum torque of 40Nm
(
27
-2), using a hex spanner and a torque wrench.
4. Move the gate by hand and check that:
-
There is 1.5 mm between the teeth of the rack and pinion along
the travel
-
The rack remains engaged with the pinion along its travel
(
26
-2)
-
The sliding gate section and gear motor do not touch at any point
-
There is no friction.
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