Operation Instructions for ZLP250
Temporarily Installed Suspended Access Equipment
18
a.
Cleaning the surface;
b.
Cleaning the surface of the electromagnetic brake and the end cover of the
motor by removing the cover of the motor;
c.
Cleaning the surface of the steel rope and clear out the rust;
d.
Prevent the water and dirty matter from entering the hoist and motor.
7.2 Daily Check
a.
Reliability of the safety lock;
b.
Emergency stop and limit switch;
c.
Reliability of the electromagnetic brake;
d.
Sensitive of the manual descending device;
e.
Steel rope, rope clamp and connections;
f.
Making the suspended platform move upward and downward 3-5 times with
the travel of about 3-5 meters;
g.
Following the “Daily Check Items” (see attached table 2), check two times
every day (morning and afternoon). It is not allowed to use the suspended
platform with any troubles.
7.3 Check Periodically
The safety lock must be re-calibrated in six month from the date of the delivery
by the manufacturer; and the hoist must be checked by the qualified person.
Generally, the equipment should be checked at an interval of 2 months depending on
the application condition and the working period. After the end of use of entire
machine, a thorough keeping and examination should be done.
7.3.1
Hoist:
a.
Replace the oil in the gear reducer: No. 30 machine oil, quantity: 0.6 kg; first
replace in 20-30 days, then replace in one or two months intervals. Check the
wear-out condition of the worm and gear.
b.
Clearing out the dirty matter by removing the cover of the hoist; cleaning the
gear and replace the grease; check the wear-out condition of the bearing
assembly, guide roller, steel ring and press pan.
c.
Cleaning the electromagnetic by removing it; check the wear-out condition of
the armature and the brake disk. Replace if the armature is deformed or the
thickness of the brake disk is less than 10 mm.
7.3.2
Safety lock: check if the arm action of the lock and the rotation of the roller are
sensitive.
7.3.3
Electric control box: the isolated resistance should be less than 2M
Ω
; check the
electric elements and the connecting wire; replace the elements, if necessary, based on
the diagram; check the system condition with power on.
7.3.4
Check if the working steel rope and safety steel rope are in good condition.
7.3.5
Check if the suspended platform and the suspension mechanism are deformed or
damaged; if there is any crack and fracture in welding of the structure. Repair or reject
if necessary.