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FA,kT*N <br /> Powering BusinessWoddwide <br /> Eaton Valve Regulated (Sealed) Battery System <br /> Preventive Maintenance Scope of Work <br /> Attachment R-5 , l <br /> Battery Maintenance of Battery Equipment includes, and is expressly limited to,those tasks set forth <br /> below. 'Due to the size and type of battery,testing and work procedures vary between battery jars above <br /> and below 100 watts per battery;work procedures may vary by UPS or related device and battery type <br /> and may be limited by safety requirements. All additional work will be billable at the applicable rates per <br /> Attachment X-1. <br /> Below <br /> Performed During Each Preventive Maintenance Visit': 100W/Jar 100W+/Jar <br /> A. Measure and Record the following: <br /> 1. Individual cell/battery float voltages and overall float voltage Yes Yes <br /> 2. Charger output current and voltage Yes Yes <br /> 3. AC ripple current and voltage imposed on the battery Yes Yes <br /> 4. Internal ohmic values of each cell/battery or perform a continuity No Yes <br /> test of each cell/battery <br /> 5. Connection Resistance of 10%of the inter cell/battery connection No Yes <br /> 6. Ambient temperature Yes Yes <br /> 7. Negative terminal temperature of one cell/battery per battery Yes Yes <br /> cabinet shelf or rack tier <br /> B. Visually inspect conditions and appearance of the following: <br /> 1. Connection terminals inter cell/battery connectors, cables and Yes Yes <br /> associated hardware <br /> 2. Cell/battery covers, containers, and post seals Yes Yes <br /> 3. Battery racks or cabinets and associated components and Yes Yes <br /> hardware <br /> 4 Cell/battery jar or cover, noting any excessive distortion Yes Yes <br /> C. Perform cleaning of all accessible surfaces as required Yes Yes <br /> Performed Once Per Calendar Year: <br /> The yearly maintenance procedure should include all of the above with the <br /> addition of the following: <br /> 1. Measure and record the connection resistance of 100%of the inter No Yes <br /> cell/battery connections. <br /> 2. Re-torque any connection where the resistance is above 20%of the No Yes <br /> average <br /> E. Reporting Each Preventive Maintenance Visit: <br /> 1. The technician(s)will issue the customer a verbal report summarizing <br /> the condition of the battery and identifying any critical issues before Yes Yes <br /> leaving the customer's site. <br /> 2. A detailed report containing all readings and observations will be sent No Yes <br /> to the customer within five business days <br /> Eaton is a trademark of Eaton Corporation <br /> Scope of Work Attachment R-5 <br /> Rev.4/10 <br /> Page 1 of 1 <br />