Hitachi HYDRAMAX 309379 - Manual (Page 9)

9
309379
Pressure Control
Display and Control Board
Removal
1.
Relieve pressure; page 4.
2. Fig. 4. Remove four screws (100) and pressure
control cover (99). Disconnect display connector
from control board and remove display.
3. Disconnect wiring from switch (93).
4. Remove two screws (74) and switch panel (97).
5. Remove six screws (72).
6. Disconnect leads and remove control board (315).
Installation
1. Install control board (315) (Manual 309452) and
connect leads.
2. Install six screws (72).
3. Install switch panel (97) with two screws (74).
4. Connect wiring to switch (93).
5. Install display and connect display connector to
control board. Install pressure control cover (99)
with four screws (100).
100
Fig. 4
99
97
74
72
93
ti1430a
315