Maintenance; Maintenance And Service - Daewoo DAHST Series User Manual

9- 9- Do not stand under hoisted weights. Do not stand under hoisted weights.
10- 10- Before starting the work, make sure that the steel cable is correctly winded around the reel Before starting the work, make sure that the steel cable is correctly winded around the reel
and the pitch is equal to the cable diameter. and the pitch is equal to the cable diameter.
11- 11- Check the maximum load indicated on the hoist. Check the maximum load indicated on the hoist.
12- 12- Leave at least three turns of cable around the reel, so that the cable connection is not under Leave at least three turns of cable around the reel, so that the cable connection is not under
stress. stress.
13- 13- Do not wind more than 15 m of cable around the reel. Do not wind more than 15 m of cable around the reel.
14- 14- Replace the steel cable when it is damaged. Use only a safe, equal cable, purchased in an Replace the steel cable when it is damaged. Use only a safe, equal cable, purchased in an
authorized service shop. authorized service shop.
15- 15- In case the hoist stops during the lowering of a load, it is normal that the load goes down a In case the hoist stops during the lowering of a load, it is normal that the load goes down a
few centimeters because of inertia. few centimeters because of inertia.
16- 16- The hoist The hoist 's engine does not include an overload cut-off, so if you are unable to hoist a load, 's engine does not include an overload cut-off, so if you are unable to hoist a load,
do not insist and let the engine cool down. do not insist and let the engine cool down.
17- 17- Do not lift people. Do not lift people.
18- 18- Inspect the lifting system, all the connections between hook and lifting mechanism, check Inspect the lifting system, all the connections between hook and lifting mechanism, check
the load, if it is seated correctly. Check if the hook and lifting system are capable to lift the the load, if it is seated correctly. Check if the hook and lifting system are capable to lift the
load. load.
19- 19- Regularly oil the steel cable and ensure that it runs freely. Regularly oil the steel cable and ensure that it runs freely.
20- 20- Before each use check the stop function of the hoist. Before each use check the stop function of the hoist.
21- 21- Ensure that the load you are going to lift will move freely and there won't be any obstacles Ensure that the load you are going to lift will move freely and there won't be any obstacles
on its way. on its way.
22- 22- Worn or damaged parts must be replaced by a quali ed service specialist. Worn or damaged parts must be replaced by a qualified service specialist.
23- 23- The parts must be replaced with the originals ones recommended by the producer. The parts must be replaced with the originals ones recommended by the producer.
24- 24- Do not use the hoist to weight the load. Do not use the hoist to weight the load.
25- 25- Be careful when working with the hoist. Be careful when working with the hoist.
26- 26- Do not allow the machine to get in contact with objects or other machines while you are Do not allow the machine to get in contact with objects or other machines while you are
lifting load. lifting load.
27- 27- Do not modify or repair the machine by yourself. Do not modify or repair the machine by yourself.
28- 28- Do not allow bystanders especially pets and children in the working area. Do not allow bystanders especially pets and children in the working area.
29- 29- Do not stay under the lifting load or in the area where the load could fall when the machine Do not stay under the lifting load or in the area where the load could fall when the machine
lift it. lift it.

3. MAINTENANCE AND SERVICE

3. MAINTENANCE AND SERVICE
Periodically CHECK that the steel cable is in good conditions: Periodically CHECK that the steel cable is in good conditions:
1- 1- CHECK that the screws securing the brackets and reduction gears are well tightened. CHECK that the screws securing the brackets and reduction gears are well tightened.
2- 2- CHECK THE CONDITIONS AND TIGHTENING OF THE NUTS securing the steel cable clamps. CHECK THE CONDITIONS AND TIGHTENING OF THE NUTS securing the steel cable clamps.
3- 3- Periodically CHECK that the motor stop switch and the push button switch a Periodically CHECK that the motor stop switch and the push button switch a
rating conditions. rating conditions.
4- 4- Inspect the machine before each use. If there are some damaged or warned parts, have Inspect the machine before each use. If there are some damaged or warned parts, have
them replaced by a quali ed specialist. them replaced by a qualified specialist.
5- 5- Make the detailed technical checking each 6 months. Make the detailed technical checking each 6 months.
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