CHARGING THE ACCUMULATOR
ACCUMULATOR TESTING
PROCEDURE
To check or charge the accumulator the following equip- ment is required:
•31254 Charge Kit: which includes the following.
5.If pressure is OK unscrew the
6.Install the plug.
Accumulator Tester (Part Number 02835). | ACCUMULATOR CHARGING | |
Charging Assembly (P/N 15304: includes a liq- | ||
| uid filled gauge with snub valve, hose and fit- | 1. Perform Steps 1 through 4 of the Accumulator Test- |
| tings). | ing procedure. |
•NITROGEN bottle with an 800 psi/55 bar minimum charge. (Not included in 31254 kit)
CAUTION
The breaker contains nitrogen under pressure.
1.Remove the plug from the handle or handle pivot.
2.Holding the chuck end of Accumulator Tester (P/N 02835) turn the gauge fully counterclockwise to ensure that the stem inside the chuck is completely retracted.
3.Thread the tester onto the accumulator charg- ing valve. Do not advance the
4.Advance the valve stem of the tester by turning the
48 bar).
2.Connect the chuck of the charging assembly to the charging valve on the accumulator tester or, if pre- ferred, remove the tester from the charging valve and connect the charging assembly chuck directly to the charging valve.
3.Adjust the snub valve to a charging pressure of
600 psi/42 bar. Note: While watching the pressure gauge, open snub valve slowly until it reaches the proper charge pressure
NOTE:
It may be necessary to set the gauge at
4.When the accumulator is fully charged close the snub valve on the charging assembly hose and re- move the charging assembly chuck from the accu- mulator tester or tool charging valve.
5.If the accumulator tester has been used, be sure to turn the
Liquid Filled Gauge w/Snub valve |
|
Nitrogen Tank |
|
(Not Included in kit) | Charge Fitting |
|
HoseGauge
Chuck
31254 Accumulator Charge Kit: Includes all of the above except the Nitrogen tank
Location of charge valve on
Figure 2. Charging the Accumulator
14 ► BR50 User Manual