Figure 1-2 Lifting A Weight - Huawei BTS3900 GSM Commissioning Manual

1 Safety Information

Figure 1-2 Lifting a weight

Safety Guide on Ladder Use
Checking the Ladder
l
l
Placing the Ladder
l
When climbing the ladder, ensure the following:
l
l
l
If you tend to climb to the roof, the length of the ladder should be at least one meter higher than
the eave, as shown in
1-10
Check the ladder before using it. Check the maximum weight that the ladder can support.
Never overload the ladder.
The slant angle is preferred to be 75
with arms, as shown in
on the ground and take protective measures on the base of the ladder against slippage. Place
the ladder on a stable ground.
The gravity of the body does not shift from the edge of the ladder.
Keep balance on the ladder before performing any operation.
Do not climb higher than the fourth highest step of the ladder.
Figure
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o
. The slant can be measured with the angle square or
Figure 1-3. When using a ladder, place the wider end of the ladder
1-4.
BTS3900 GSM
Commissioning Guide
Issue 03 (2008-07-15)