Schumacher Power Inverter PI-1000 - Manual (Page 10)

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MAINTENANCE INSTRUCTIONS 11.
After use and before performing maintenance, unplug the device and disconnect the 11.1
inverter from the 12 volt power supply.
Use a dry cloth to wipe all battery corrosion and other dirt or oil from the battery terminals,
11.2
cords, and the inverter case.
Ensure that all of the inverter components are in place and in good working condition.
11.3
Servicing does not require opening the unit, as there are no user-serviceable parts. 11.4
All other servicing should be performed by qualified service personnel. 11.5
TROUBLESHOOTING 12.
PROBLEM REASON SOLUTION
Red LED is on, audible alarm
is on, and/or inverter does not
function.
Poor contact at terminals.
Fuse blown.
Inverter shutdown.
Inverter may not be working
properly.
Check connections at power
supply.
See “IF THE INVERTER
FUSE BLOWS” section.
See “LED INDICATOR AND
SHUTDOWN PROTECTION”
section.
See Warranty and call
Customer Service 1-800-621-
5485 (Hours: 7 am – 5 pm
CST).
BEFORE RETURNING FOR REPAIRS 13.
When an inverter problem arises, make certain that the power supply is operating 13.1
properly (fully charged). Double check all connections for correct polarity and the quality
of the connections from the cables to the connectors and from the connectors to the
inverter. The connectors must be clean.
When an UNKNOWN OPERATING PROBLEM arises, please read the complete manual
13.2
and call the customer service number for information that will usually eliminate the need
for return.
If the above solutions do not eliminate the problem or for information about troubleshooting,
call toll-free from anywhere in the U.S.A.
1-800-621-5485
7:00 am to 5:00 pm Central Time Monday through Friday
SPECIFICATIONS 14.
Model: PI-1000
Maximum Continuous Power 1000 Watts
Surge Capability (Peak Power) 2000 Watts
No Load Current Draw <0.6A
Wave Form Modified Sine Wave
Input Voltage Range 10.5V – 15.5V DC
Output Voltage Range 110V – 125V AC
Low Battery Alarm Audible, 10.3V – 10.6V DC
Low Battery Shutdown 9.7V – 10.3V DC
High Battery Shutdown 15.0V – 16.0V DC
Optimum Efficiency >85%