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22 

Chapter 6:  Obtaining Service

 

 

IF THE UPS REQUIRES SERVICE

 

 
1. 

Use the Troubleshooting section to eliminate obvious causes. 

2. 

Verify there are no tripped circuit breakers and that the batteries are good. 
A tripped circuit breaker and defective batteries are the most common 
issues. 

3. 

Call your dealer for assistance. If you cannot reach your dealer or if they 
cannot resolve the issue, call our Technical Support department at: (972) 
446-7363 or send an email to [email protected] or visit our 
Web site at www.minutemanups.com the "Discussion Board". Before 
calling the Technical Support, Department have the following information 
available:  
a) 

Contact name and address. 

b) 

Where and when the unit was purchased. 

c) 

All of the model information about your unit. 

d) 

The serial number of your unit. 

e) 

Any information on the failure, including LEDs that may be illuminated 
or error messages displayed. 

f) 

A description of the protected equipment including model numbers, if 
possible. 

g)  A technician will ask you for the above information and if possible, 

help solve the issue over the phone. If unit requires factory service, 
the Technical Support Representative will issue you a Return Material 
Authorization Number (RMA #).  

NOTE:

 

We must have the model 

number and the serial number of the product to issue an RMA #.

 

h) 

If the unit is under warranty, the repairs will be done at no charge.    If 
the unit is not under warranty, there will be a charge for the repair. 

4. 

Pack the unit in its original packaging. If the original packaging is no longer 
available, ask the Technical Support Representative about obtaining a new 
set. It is important to pack the unit properly to avoid damage in transit. 
Never use Styrofoam beads for a packing material. 
a)  Include a letter with your name, address, daytime phone number, 

RMA number, a copy of your original sales receipt, and a brief 
description of the problem. 

5. 

Mark the RMA # on the outside of all packages. The factory cannot accept 
any package without the RMA # marked on the outside of the package. 

6. 

Return the unit by insured prepaid carrier to: 

 

Para Systems Inc. 

MINUTEMAN UPS 

1809 W. Frankford Road, Suite 150 

Carrollton, TX 75007 

ATTN: RMA # _______ 

23 

Chapter 7:  Troubleshooting

 

 

Symptom / Error Message 

Cause / What to do 

UPS will not turn on. 

Press the On/Off button and release after one 
beep. 

UPS operates in battery 
mode only, even though 
there is AC present. 

Reset the input circuit breaker. If it trips after the 
UPS restarts, reduce the load on the UPS. 

Bad Battery - 
PLS replace battery 

Check the battery connections, charge the 
batteries for 8-hours and retest, or replace the 
batteries. 

Battery Depleted - 
UPS has shutdown 

The UPS's batteries have been depleted. The 
UPS has shutdown due to battery exhaustion. 
Charge the batteries for 24-hours. 

Charger Failure - 
UPS has shutdown 

The charger has failed, call for service. 

Fan Failure - 
PLS replace fan 

The fan has either failed or has stopped due to 
excessive dirt. If the fan has failed, call for 
service. If the fan is dirty, use a can of "Canned 
Air" to clean the fan. 

High Input Current - 
PLS Reduce Load 

The input voltage is very low, and the UPS is 
heavily loaded. Reduce the load. 

High Internal Temperature - 
UPS has shutdown 

The internal or ambient temperature has 
exceeded the temperature ratings. Check the 
specifications. 

Internal Bus Fault - 
UPS has shutdown 

The UPS has an internal problem, call for 
service. 

Inverter / Output Failure - 
UPS has shutdown 

The UPS has an internal problem, call for 
service. 

Low Battery - 
Shutdown imminent 

The UPS's battery reserve is low.    This condition 
will continue until AC returns or the UPS shuts 
down from battery exhaustion. 

Low Internal Temperature - 
UPS has shutdown 

The internal or ambient temperature has 
exceeded the temperature ratings. Check the 
specifications. 

Output Short Circuit - 
UPS has shutdown 

Disconnect the attached equipment. If, the error 
does not clear the UPS has an internal problem.   
Call for service. 

Site Wiring Fault - 
PLS check input connection 

Have a qualified electrician correct the service 
wiring. 

UPS is overloaded - 
UPS will shutdown 

Check the specifications and remove part of the 
load. If, the UPS shuts down because of an 
Overload, the UPS must perform an Inverter 
function or a Self-Test to clear the Overload 
Alarm. 

 
 

Summary of Contents for MinuteMan EXR Series

Page 1: ...Para Systems Inc 1455 LeMay Dr Carrollton TX 75007 Phone 1 972 446 7363 Fax 1 972 446 9011 Internet minutemanups com UPS Sizing sizemyups com PN 34000537 R2 User s Manual...

Page 2: ...ls and Indicators 6 3 Installation 11 4 Operation 17 5 Configurable Parameters Settings 21 6 Obtaining Service 22 7 Troubleshooting 23 8 Replacing the Battery 24 9 Specifications 27 10 Limited product...

Page 3: ...0 C 25 C or 68 F 77 F for at least one hour to avoid moisture condensing inside the UPS 3 CAUTION This UPS series is ONLY intended to be installed in an indoor temperature controlled environment that...

Page 4: ...authority to operate the equipment NOTE These UPSs are shipped with the batteries disconnected The batteries must be connected before putting these UPSs into service Refer to Section 3 Installation f...

Page 5: ...ing in the AC normal Boost and Buck modes 6 The Multi function On Off Test button is used to turn the UPS on or off or to perform a self test 7 The Fault icon illuminates when the UPS detects an inter...

Page 6: ...ts the changes to the Configuration back to the factory default settings Must be in the Standby mode 7 Service Mode The UPS must be in the Standby mode to enter the Service mode Enter the password def...

Page 7: ...be installed in an indoor temperature controlled environment that is free of conductive contaminants DO NOT operate the UPS in extremely dusty and or unclean areas locations near heating devices water...

Page 8: ...FIG 1 FIG 2 13 RACKMOUNT CONFIGURATION This UPS series comes with mounting brackets for the standard 19 46 5cm rack pre installed on the UPS The mounting brackets to fit a 23 59 2cm rack and Rail Kit...

Page 9: ...n of the UPS has been determined place the UPS on a flat surface and remove the rackmount brackets from the UPS 15 2 The LCD panel can be rotated to read in the upright position Use a small flat blade...

Page 10: ...PTIONAL The Power Monitoring Software and interface cables can be used with the UPS Use only the interface cables that come with these UPSs Connect the interface cable Serial or USB to the appropriate...

Page 11: ...ilenced during a general fault alarm SERVICE MODE The UPS has a Service mode function activated through the LCD screen The Service mode items are Output Voltage Adjustment Load Shedding Function Passw...

Page 12: ...overloaded UPS will shutdown This alarm and error message will remain on until the excess load is removed or the UPS s self protection circuit shuts the UPS down If the UPS shuts down because of an O...

Page 13: ...6 Return the unit by insured prepaid carrier to Para Systems Inc MINUTEMAN UPS 1809 W Frankford Road Suite 150 Carrollton TX 75007 ATTN RMA _______ 23 Chapter 7 Troubleshooting Symptom Error Message C...

Page 14: ...the battery terminals 6 Determine if the battery is inadvertently grounded If the battery is remove the source of the grounding Contact with any part of a grounded battery can result in an electrical...

Page 15: ...Acceptable Input voltage 0 165VAC 0 300VAC Voltage Range 80 164VAC 150 271VAC Frequency Limits 50 or 60 Hz 6Hz autosensing Low Voltage Transfer Point 80V 150V resets to Utility Power at 85V 157V or h...

Page 16: ...overs faulty parts Para Systems products that are depot repaired or replaced pursuant to this warranty shall only be warranted for the unexpired portion of the warranty applying to the original produc...

Page 17: ...Manufacturer s Name Para Systems Inc MINUTEMAN UPS Manufacturer s Address 1455 LeMay Drive Carrollton Texas 75007 USA Type of Equipment Uninterruptible Power Supplies UPS Model No EXR750RT2U Y EXR1000...

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