10
Eco
Gun
651
MAINTENANCE AND CLEANING
1.
Pressure air free of water, oil and mechanical impurities must be
used for the gun control.
2.
Do not let the NH dry-up in the gun and/or surface. Removal of
the dry-up HN is difficult and it can result in damage of smooth
surface of the part and thus more difficult next cleaning (NH is
easy collected on the damaged surface). Cleaning must be done
by washing with proper solvent, not by immersion into the gun,
as it can adversely affect function and operation life of the gun.
3.
When the high-pressure nozzle hole is clogged, do not clean it
by any metal objects, such as wires, pins, use instead special
cleaning wires, or clean the device acc. to instructions specified
in section „Operation“, point 4.
4.
When the NH with rough pigments is sprayed, it is necessary to
check the sealing of the closing needle at least once in the shift;
the leak results in discharge of the NH from the hole between
front and back section of the gun body. When the NH leaks
from the hole, the gun must be disassembled and the sealing
module, resp. worn needle must be replaced.
»
The replacing is performed as follows: Unscrew the body with
carbide seat (15). Unscrew the stop nut (10) from the back
section and remove the spring (7). With the supplied key
unscrew the closing needle (14), secure the opening needle (6)
by the key in the back section. Remove the opening needle
with the piston backward. Disassemble the 4 screws (11) and
separate the front section from the back one. Press the sealing
module (12) out by means of the supplied key. Upon cleaning of
the sealing module area the disassembly is completed. Visually
check the needle for damage in the contact area with the sealing
elements of the sealing modules, resp. replace the needle for
the new one. Assembly of the new sealing modules requires
skills and care to prevent cutting of both sealing O-rings of
the modules. Apply the machine oil to the module and press it
carefully completely into the gun body. Apply the machine oil
onto the needle with piston, insert it carefully from the back
side to both sealing modules - do not apply force. Assemble the
other parts in reverse order specified in the previous section.
5.
Disassembly of the individual gun parts, even if it is easy, shall
not be performed often and needlessly. The assembly works can
be done with common maintenance tools and supplied special
key. Replacing of spare parts of the gun must be assigned
exclusively to the qualified maintenance staff.
6.
Keep the gun and other accessory in perfect cleanness, as it is
crucial for fault-free operation.
Summary of Contents for EcoGun 651
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