OnLine Power PBC I - Manual (Page 36)

4-3 Removal of Electronic Tray for Servicing:
• Check each wire has an identification tag before removing.
• Remove the DB-9 plug by unscrewing 2 screws and remove each wire from TB 1 and TB 2 terminals checking
tag is correct and readable.
• With electrical tape wrap the ends of all wires.
• Remove the hold down bolt at each side of the electronic tray (see Illustration 4-1).
• Carefully slide the tray out of the cabinet; the electronic tray weights approximately 60 lbs.
4-4 Replacing of Electronic Tray:
• Carefully slide the tray into the cabinet use care to guide it in straight.
• Install the hold down bolt at each side of the electronic tray, torque to 76 in/lbs (see illustration 4-1).
• Check the identification tag of each wire before reconnecting.
• Test the PBC operation in the normal mode by following section 3-13 through 3-16.
4-5 Battery Tray Removal and Servicing:
DANGER
CAUTION !
CAUTION !
• CAUTION! ! For HOT SWAPPING use extreme care as main AC line is not turned “ OFF ”or LOCK and
tag out of service. Use a digital meter check all terminals of TB 1 and TB 2 for any voltage.
• Turn CB 2 to “OFF”, unplug the Red and Black connector from the battery jack and on the model 1300 unplug
the white connectors for battery heaters.
• Remove the hold down bolts at each side of the battery tray (see Illustration 4-1).
• ALL BATTERY WORK SHOULD BE PERFORMED ON THE GROUND AS BATTERY TRAY WITH
BATTERIES CAN WEIGH OVER 300 LBS, HANDLE CAREFULLY.
• Carefully slide the Battery tray out of the cabinet.
4-6 Replacement of Battery Tray:
• Carefully slide the tray into the cabinet use care to guide it in straight.
• Install the hold down bolts at each side of the battery tray and torque to 76 in/lbs (see Illustration 4-1).
• Install plug the Red and Black connector into the battery jack and on the Model 1300 plug in the white
connectors for battery heaters.
• Retest the PBC unit for normal operation following section 3-3 through 3-16.
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