wc_tx001297gb.fm
25
PS2/PSA2 1503L/2203L
Maintenance
3
Maintenance
3.1
Periodic Maintenance Table
The table below lists basic machine maintenance. Tasks designated with check
marks may be performed by the operator. Tasks designated with square bullet
points require special training and equipment.
(1)
If the insulation resistance has become noticeably lower than the previous inspection, an
inspection of the motor will be necessary.
(2)
See “Inspecting and Replacing Lubricant” in this chapter.
(3)
Specialized know-how is required for inspecting and replacing the mechanical seal. Consult
your nearest dealer or Wacker Neuson representative.
(4)
Consult your nearest dealer or Wacker Neuson representative regarding overhauls.
Pump
Daily
Monthly
Every 6
months
or 3000
hours
Every
2
years
Measure operating current.
Compare with rated current.
Measure supply voltage.
Compare with allowable range (within ±5% of rated voltage).
Measure insulation resistance.
Reference insulation resistance =
1M
Ω
or greater.
(1)
Inspect the pump.
A noticeable drop in performance may indicate wear in the
impeller, etc., or else clogging of the impeller, etc. Remove
the clogged debris and replace any worn parts.
Inspect lubricant.
Inspect lifting chain or rope.
Change lubricant.
Designated lubricant: SAE 10W/20W.
(2)
Change mechanical seal.
(3)
Overhaul the pump.
This should be carried out even if there are no problems with
the pump. The frequency depends on how continuously the
pump is in use.
(4)
Summary of Contents for PS2 1503L
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