Hitachi RX - 7 Maintenance Service

7-1 ●Maintenance service
7. MAINTENANCE SERVICE
● For the IJ printer to operate smoothly, the following maintenance work is necessary.
(1)Replacement of consumables
Replace the following filters according to the “Replacement guideline”.
No. Consumable Replacement guideline Replacement procedure description
1 Ink filter 2,400 hr (RX-S, RX-B) "6.7 Replacing the ink filter"
2 Recovery filter 1,200 hr (RX-S, RX-B)
"6.8 Replacing the recovery filter and
makeup ink filter"
3 Makeup filter 4,800hr (RX-S, RX-B)
4 Air filter 2,400hr Refer to the description below.
● In the case of standard operation (8 hrs/day, 25 days/month operation), 2400 hours corresponds to
1 year.
● The minimum retention period of IJ printer repair parts, including consumables, is 7 years after
discontinuation of manufacture.
● When ordering consumables, please specify the following order name and part code No.
No. Consumable Order name Part code No. Remarks
1 Ink filter Filter capsule parts 451867
2 Recovery filter
Mini filter parts 451857 2 pcs/pack
3 Makeup filter
4 Air filter Air filter part 451947 2 pcs/pack
(2) Other maintenance
a. About once a week, check whether or not the pump makes an abnormal sound (metal sound, etc.).
b. Before performing print state check at the start of operation, check whether or not the pressure is
suitable.
(See par. “6.9 Adjusting the pressure” for a description of the check procedure.)
c. For a description of ink drops and excitation voltage checks, see pars. “6.10 Excitation V adjust-
ment” and “6.11 Ink drops state check method”.
(3) About periodic replacement parts
a. To use the IJ printer stably, clock battery, circulation system parts (pump, solenoid valve, etc) and
heating unit must be periodically replaced. Please consult your nearest local distributor.