CHAPTER 3 MAINTENANCE PROCEDURES
MB23 and MB25 Service Manual
3-3
Ohaus Corporation www.ohaus.com
3.2 OPENING THE MB23 AND MB25
(continued)
7. Gently lift the Top Housing so the
rear stays in place and the front
rises. (See Figure 3-6.)
Figure 3-6. Lifting the Housing.
8. Remove the three cables
connected to the Power PCB.
(Figure 3-7.)
9. On the MB23, disconnect the
ground wire. (Not necessary on
the MB25.)
10. Lift the Top Housing off and set it
aside.
Figure 3-7. Fan, Temperature Sensor, Heater
cable connectors on Power PCB.
