GM Series
TM19040 P.17/31
NOTICE
Use the specified number of GM mounting bolts and tighten with the specified tightening torque.
Otherwise, not only GM may not provide its performance but also the customer machine and GM
may be damaged.
Step 10
Tighten the driving part mounting bolts uniformly with the specified tightening torque. (Refer to
Table 4-1 on p.16) Refer to the confirmation notice for the quantity and size of bolts.
4.3. Hydraulic Piping Connection
After installing GM, connect hydraulic pipings.
Step 1
Remove the covers or plugs attached to the port.
Step 2
Fill the motor casing with hydraulic oil. Refer to the confirmation notice for the amount of
hydraulic oil.
NOTICE
Fill the motor casing with hydraulic oil before use. If GM is operated without supplying hydraulic
oil, the product may be damaged.
Step 3
Connect each hydraulic pipe.
NOTICE
•
Confirm GM piping port, rotation direction, and piping size in the confirmation notice.
•
Select the piping size so that the drain port back pressure is below 0.20MPa (peak pressure;
below 0.69MPa).
4.4. Trial Run after Installation
After installing GM on the customer's equipment and piping it, check that the rotating direction is the
intended direction. Also, follow the note below and operate safely after running-in GM.
NOTE
In the running-in operation, use the engine of the equipment in low idling and keep idling for 5
minutes or more to remove the inside air with GM at 1st speed.
