Instruction Manual for F1300/1600 Mud Pump
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4.5
Matters need attention in Maintenance
1)
Before tightening the mid extension rod and piston rod, the matched taper face should be
cleaned.
2)
When changing the liner, the liner seal ring should be changed as well.
3)
In winter after stopping the pump, the mud in the valve compartment and liner should be
discharged and cleaned completely.
4)
Cover well each inspection hole to avoid the sand dropping into the lubricating oil.
5)
The discharge pulsation dampener is only allowed to charge nitrogen or air. No inflammable and
explosive gases are allowed such as oxygen, hydrogen etc.
Table 7 Daily Maintenance List
Interval No Maintenance
Daily 1
Check the oil level after stopping the pump, if it is too low, it should be
added to required level.
Daily 2
Check if the readings of pressure gauge of lubricating oil pump are normal.
When the pressure is too low, the cause should be found at once.
Daily
3
Check if the suction dampener works normally
Daily 4
Fill the cooling lubricant up to the spray pump water tank when it’s not
enough. Change it when it deteriorates.
Daily 5
Check the front compartment of the frame. Clean it if there are a plenty of
mud and dirty oil settling.
Daily 6
Check if the cylinder cover is loose every four hours. Coat the grease on the
threads when installing.
Daily
7
Check the piston and liner for leakage, change them when necessary.
Daily 8
Loose the clamp of piston rod one time daily, rotate the piston rod a quarter
turn and then tighten the clamp back again.
Daily 9
Check if the valve bonnets are loose every four hours. Coat lubricant on the
thread when tightening.
Daily
10
Check if the safety valves are reliable.
Daily 11
When stopping the pump check if the pre-charging pressure of discharge
pulsation dampener meets the operational requirements.
Daily 12
Observe the alarm bore, if the mud is discharged, the related seal ring
should be changed.
Weekly 13
Disassemble cylinder cover and valve cover, clean and coat with extreme
pressure lithium base grease.
Weekly 14
Check the inner sleeve of valve guide, if it’s heavy worn, it should be
changed.
Weekly 15
Check the suction and discharge valve body, valve seat, valve rubber and
