Snorkel PAM26-sn0001+ - Manual (Page 23)

Page17
Instruction Manual December 2008
Chapter 7 Maintenance Guide
7.1 Control check
For the initial use or use after long periods of storage or changes in environmental
conditions. Check should be made on power supply; hydraulic oils and lubricants to
confirm that are all in well condition.
Caution! Special attention should be paid to check all safety devices of this machine
before using it:
1. Emergency stop switches
There are two emergency stop switches on the machine. Please check the function
of these two emergency stop switches. Stop to use this machine and inform the
manufacturer/agent immediately if they cannot work normally.
2. Emergency release valve
There is an emergency release valve on this machine to lower the platform in the
event of power cut-off or other reasons and the platform fails to descend using both
the upper and lower controls.
Please check the function of the emergency release valve. Stop to use this machine
and inform the manufacturer/agent immediately if it cannot work normally.
7.2 Check before operation
Before you begin your workday, you must inspect your machine and report all
deficiencies. Do not operate the machine until deficiencies are corrected and all
systems are in good operational condition.
Check for missing, damaged or unreadable safety signs. 1.
Check for broken, missing, damaged or loose parts, especially the screws and 2.
nuts on both sides of the masts.
Check pivot pins for damaged or missing retaining devices. 3.
Check oil level in the tank. 4.
Check hydraulic system for leakage and damage. 5.
Check for cracked welds and other evidence of structural damage. 6.
Check if the supporting foundations rotate freely around the supporting bolts, 7.
lubricate if necessary.
Lubricate positions as mentioned in 7.5 if necessary. 8.
Check if there is an abnormal noise or tremble when starting the machine. 9.
10. Secure connection of power or battery plug.
Perform necessary maintenance procedure outlined by the manufacture.
7.3 Periodical examinations and tests
This MEWP should be examined and tested according to the following items every 3
months.
1. Lubricate the lifting chain. Check the chain for wear.
2. Check and tighten possible loose screws and nuts.
3. Check brush wear in the pump motor, and replace those worn so that a good contact
is maintained.
4. Visual examination of the structure with special attention to corrosion and other
damage of load-bearing parts and welds.
5. Examination of the mechanical, hydraulic, and electrical systems with special
attention to safety devices as mentioned in clause 7.1.
Note: The frequency and extent of periodical examinations and tests may also depend
on national regulations.