Acer Supra 818PD Operation Manual page 50

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6.2.1 ADJUSTING HYDRAULIC SYSTEM
1. VAIRIOUS ADJUSTMENT SCREWS:
A：Pressure regulation handle
B1，B2：Right / left moving direction change impact force adjustment screw (buffering)
C1，C2：Right / left moving speed adjustment screw (speed)
D：Right / left direction change impact force adjustment screw
2. Pressures have been properly set before shipment. If not required, do not adjust them.
※Maximum table speed limit is 25M/min. (60 HZ area), and 20M/min. (50HZ area).
3. B1，B2：
Used for adjusting buffering forces if they are different in right / left direction change or in
case impact force is excessive. Use B1 and B2 for adjusting impact force to achieve an
consistency. If impact force is still too much, you may directly adjust the screw (D).
4. C1，C2：
except a high / low speed function in a single direction is required.
6.2.2 NOTICES:
1.
Use only the correct hydraulic oil, and make sure oil is clean enough to ensure normal operation
performance of the machine.
2.
For a new machine, replace hydraulic oil after the initial use of 3 months. Afterwards, replace oil
every 3 months or half a year.
3.
Frequently check if oil hose connectors are tightened securely or oil leaked or not.
4.
Frequently check oil amount in the oil tank. Check if oil level reaches to 1/3~2/3 position of the oil
sight window. If not, fill oil.
5.
Always keep the hydraulic power unit and hydraulic motor clean, and preventing any dusts
entering.
6.
Frequently check if any part of the hydraulic system is loosened or damaged.
These have been properly tested and adjusted before shipment. Do not adjust them
6-2
818~2040 PD