MAHA MPJ Series, Original Operating Instructions

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BA550001-en
13 Servicing
Regular maintenance ensures the function and operational safety of the lift and
contributes to its value retention.
To ensure the safe operation and function of the lift, maintenance must be
carried out at the latest after the intervals specified in the maintenance
schedule.
Maintenance work may only be carried out by specially trained and authorized
personnel. Such specialist staff include authorised, trained specialists
employed by the manufacturer, the authorised dealers and the relevant service
partners.
13.1 Safety regulations
WARNING
•
All maintenance work must be carried out in an unloaded state
•
Personal protective equipment, in particular safety goggles, safety shoes
and gloves, must be worn.
•
Pit jack is fully retracted, freely accessible without load and cleaned.
•
The pit jack must be disconnected from the compressed air supply or the
power supply.
13.2 Washing / cleaning / oiling
Residues of underbody coating and other uncleanliness can destroy the seals.
Remove dirt from the piston rod regularly. Also pay attention to the area of the
seal.
Do not use harsh cleaning agents for cleaning.
Do not use abrasive cleaning agents to clean the piston rod and seal.
After washing, oil all bare and moving parts to prevent corrosion and flash rust.
13.3 Empty stroke
The pit jack must be extended to full lifting height at least once a week and
pumped through several times (3-4 pump strokes) with the drain spindle closed.
As a result, it is automatically vented.
13.4 Maintenance unit
The water separator of the maintenance unit must be emptied and cleaned
once a week to prevent water from entering the oil circuit.
In the course of this, the air oiler of the maintenance unit must be checked and
the oil topped up if necessary.
For the air lubricator, we recommend hydraulic oil in the viscosity range
according to ISO 3448 - ISO class VG 32.