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2150EX Area Velocity Flow Module
Section 5 Maintenance
5-6
Figure 5-4 Inserting an SLA2191EX Battery Pack into the
Charger
It will typically take two days for the green LED to go out, and it
is recommended that you continue charging for another 24 to 48
hours after the green LED light goes out. The battery packs may
remain in the powered charger indefinitely without damage. If
stored for a long time, the SLA2191EX battery packs may self
discharge to a point where they should be recharged.
Battery Replacement Batteries should be replaced according to the instructions below.
The batteries should be replaced with:
• two new 8 volt lead-acid battery packs
(P/N 68-2000-023).
Fuse Replacement The fuses should be replaced only with:
• Littel fuse #216.315
(P/N 411-0922-30)
WARNING
Substitution of components may impair intrinsic safety.