1. Press the wrench key on the keyboard to enter the password and press OK to enter the service menu. Then press and hold the green key on the keyboard, press the wrench key again to enter the password and confirm, enter the advanced service menu, and press Manual to enter the manual mode (if the ink line is adjusted in the manual mode, there will be no recovery pipe failure, high voltage failure, etc.). Then turn on the ink supply solenoid valve and pump in turn, and then turn on the nozzle solenoid valve when the current value of ink pressure is almost the same as the set value, and then select the rule to the pressure. Then it can be adjusted.
2. loosen the locking screw with a 1.5mm hex screwdriver. If the ink line deviates to the left, use the hexagon screwdriver to fine-tune the cam mechanism to the right; If the ink line deviates to the right, fine-tune the cam mechanism to the left.
3. If the ink line deviates forward, loosen the locking screw as well, and fine-tune the adjusting screw to the left with the hexagon socket screwdriver; If the ink line is backward, fine-tune the adjusting screw to the right with the hexagon socket screwdriver.
4. after the above two steps are adjusted, observe whether the position of the ink line in the charging tank is right in the middle and parallel through the magnifying glass of the print head housing. If yes, the ink line adjustment is completed, if not. The position of the charging slot is adjusted. First, loosen the charging tank bracket screws (2 screws) slightly, and then gently move the charging tank according to the position of the ink line in the charging tank just observed. Be careful to be gentle, or the ink will make a mess. Tighten the screw of the charging slot bracket after adjustment.