HD-F753 Zigzag Spring Tester
For reference only
It used to assess the durability test for snake spring, spring framework, and package. And it complies to the following requirements:
1. Durability Test
The durability test can repeat according to the pre-set strength, also the frequency can be set, and the machine will stop automatically when times up.
2. Relationship between compression stroke and pressure range
Under pressure by pre-set schedule, in place to stop. Read the spring force of the stroke on the pressure gauge, the display shows the stroke value
3. Spring pressure testing under the specific amount of compression
The machine will stop when the platen press to the set pressure, the length of the compression stroke of the pressure will display on the screen.
Pressure sensor accuracy
LCD digital, 0～999,999 times.
(L×W×H) about 1100×1100×1200mm
A) Quality assurance items
The guarantee period with FOC within one year (not including nonexpendable & transport and travel fees)
1. During the guarantee period, Haida shall supply free maintenance or replacement for the damaged part(just for nonexpendable part) induced by non-human damage;
2. If any quality problems occurs within the guarantee period, and Haida must provide on-site service, the transport and travel expense shall be borne by customer;
3. If any big quality problems occurs out of the guarantee period, Haida will provide a maintain service, the transport and travel expense shall be borne by customer, also charge for a favorable price;
4. Haida will provide a lifetime favorable price to the buyer with the materials and spare parts used in system operation, equipment maintenance;
B) The main quality warranty maintenance certificate
If there is any dispute please refer to our guarantee letter, so:
① please keep the guarantee letter, if you lost it, please connect with us in a month.
② If the guarantee letter has been altered or it has no our stamp, it is useless.
C) The following conditions need to be paid reasonably even in the assurance period:
① Natural reasons
② Operating mistakes
③ Voltage is not fit for our operation instruction
④ Repack it without our guides
⑤ Damaged for borrowing to others
⑥ Damaged for authorized machine modification
⑦ Damaged for authorized calibration
⑧ Authorized transshipment mistake
⑨ Serve for long distance area
① Any service outside Guangdong, China, transport and travel fees shall be paid by customer.
② The apparatus try not to be used in the following situations:
a. Vibration, rocking the occasion.
b. Direct sunlight.
c. Hot, dusty, damp places.
d. To ensure safe, AC supply of the machine should be well grounded.
e. Do not use strong solvents (such as: benzene, nitro oil) washing machine.
f. Do not inject water and debris into the machine; prevent damage to electrical components and electrical shock.
g. Instrument displays the disassembly and debugging can only be measured by the State Department approved the units and the company, other people not allowed to overhaul.