Cable Set Replacement; Replacing The Battery - OHAUS Valor 2000 Service Manual

3.7 Removing/Replacing the Power Supply PCB
The Valor 2000's power supply is located in
the Power PCB Housing. To replace it:
1. Remove the four screws in its cover.
2. Lift the cover as much as possible to
access and remove the white tabs
holding the two cable sets to the PCB.
3. Remove the screw holding a metal stop
tab that secures the PCB; lift them out.
4. Slide the Power PCB up and out.
5. Slide in the replacement PCB.
6. Insert the two cable plugs.
7. Position the Power PCB cover and
install the screws
3.8

Cable Set Replacement

Note: All the cables – connecting the Main and Rear Display PCBs, connecting the Main PCB
to the Power PCB, and the Power PCB to the Battery – are sold together with their plugs as a
single set. Replace them singly or together, as follows:
Disconnect the cables from the connectors and remove the quick-connect tabs.
1.
2. Note that the new cable set does NOT come with quick-connect tabs – insert the
replacement wire in the new quick-connect tabs acquired separately.
3. Reconnect the wires, using the original plastic tabs.
3.9

Replacing the Battery

– Charge the battery only with the scale's charger. Charging it under any other
conditions may cause it to overheat, emit hydrogen gas, leak, ignite or burst.
–
Operate the battery at normal temperature range as specified for the scale.
–
Do NOT short the battery terminals under any conditions.
–
Do NOT dispose of the battery in incinerators, or crush or try to open it.
Dispose of the defective battery in accordance with local regulations.
–
Check the battery for any irregularities in appearance. If there is any damage to the
case such as cracks, deformation or leakage, replace it.
–
Do NOT charge the battery with the charger terminals reversed: ONLY connect red
cables to red (positive) terminals and black to black (negative).
Remove the two screws from the battery bracket, and lift out the bracket.
1.
2. Carefully lift out the battery – avoid straining the cables.
3. Pull the quick-connect tabs free of the battery, and reinstall them in the new battery.
4. Set the replacement battery and a bracket on top of it, and install the two screws.
Valor™ 2000 Series Service Manual
CHAPTER 3 MAINTENANCE PROCEDURES
Figure 3-5. Power PCB housing, next to
the rechargeable battery.
3-5 Ohaus Corporation www.ohaus.com