A service gate valve in the supply line shall be provided in the pit near the cylinder. 5.4 Care must be taken in the installation of hydraulic elevators to prevent damage to the hydraulic piston. Scratches, gouges, dents, etc. may not be removed by hand or mechanical honing or any other similar manner. Damaged pistons shall be replaced. Written instructions for the trouble-shooting, adjustment and care of the entire equipment.
Replacement parts list with part numbers.
The identification label for each diagram and manual shall include the subject, building name, and location, and contract number to which the diagrams and manuals apply. Preventive maintenance service shall be done at least one time per month. This work shall be checked off on a standard maintenance form and presented to the Physical Plant representative for his or her signature with one copy retained by Physical Plant. When such adjustments, parts, or repairs are made necessary by abuse or misuse by the Owner or occupants of the building, the repairs should be outlined and quoted to the Physical Plant for authorization to repair and invoice for the work. Emergency minor adjustment call-back service shall be provided 24 hours a day, however, all other work shall be performed during regular working hours and days of the elevator trade.