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PAT 611   July 16, 1992
RESTRICTED

          Caution:

When you reconnect the first positive battery cable, (in
step 18), there will be an arc at the battery terminal.

18.

Now, remove the tape from the red (positive) cables and use the needle nose pliers
to connect these cables to the red (positive) terminals. (See Figure 2.)

Section 4: Replacing the Patriot's Cover

19.

As you put the cover back on the Patriot, make sure the vent holes are on the side
opposite the circuit boards. To secure the cover, carefully turn the Patriot on its side
and put the four cover screws back in the bottom of the unit.

20.

Stand the Patriot on its feet again.

21.

Plug the Patriot's power cord back into the unit and the input receptacle.

22.

Turn the Patriot's On/Off switch on (to 1). To make sure the Patriot's battery is fully
charged, let the unit charge the battery for at least 12 hours. (The battery charges
automatically whenever the front panel light is on but not blinking.)

23.

To finish the procedure, follow these three steps:

!

Turn the Patriot's On/Off switch off (to 0).

!

Turn off the loads (the equipment the Patriot protects) and plug them into the
Patriot's receptacles.

!

Turn the Patriot's On/Off switch on (to 1), and switch on the equipment
plugged into the unit.

Summary of Contents for SPS 850

Page 1: ...da call your local BEST office To replace the batteries you will need the following Needle Nose Pliers Black Electrical Tape Phillips Screwdriver 6 long below handle Note The screwdriver should be six inches long below the handle so you can replace the inside screws easily Using a magnetic screwdriver makes removing and replacing the screws easier Before you go on to Section 1 read the important s...

Page 2: ...6 1992 RESTRICTED Copyright 1992 Best Power Technology Inc RESTRICTED IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This publication contains important instructions that should be followed during battery replacement ...

Page 3: ...caustic acids and toxic materials and can rupture or leak if mistreated Remove rings and metal wristwatches or other jewelry Don t carry metal objects in pockets where they can fall into the Patriot 2 Tools must be insulated so that they will not short battery terminals At no time can a tool be allowed to short a battery terminal to another battery terminal or to the Patriot s cabinet Do not lay t...

Page 4: ...ve the power cord from the back of the unit 3 Carefully turn the Patriot on its side and look at the bottom of the unit Remove the four screws and washers in the corners shown in Figure 1 below Figure 1 4 Stand the Patriot on its feet again 5 Make sure the On Off 1 0 switch on the back of the Patriot is off 6 Slide the unit s cover back until it comes off Section 2 Removing the Batteries Figure 2 ...

Page 5: ...down away from the battery terminals See Figure 2 for terminal locations Put a piece of black electrical tape over the end of both positive red cables so they cannot accidentally touch another metal part 8 Now turn the On Off switch on the back of the Patriot on to 1 for about four seconds to discharge the capacitor The capacitor is discharged when the front panel light is no longer lit Then turn ...

Page 6: ...bracket remove the insulation and save it to use again The tabs in the front of the L shaped bracket fit into the slots in the bottom of the Patriot See Figure 2 Slide the bracket and batteries toward the back of the unit until the tabs come out of the slots Now remove the top L shaped bracket 12 Before you remove the old batteries note the arrangement of the batteries and their terminals When you...

Page 7: ...crews and washers back in make sure you read the following two tips Put the top two screws in first The two shortest screws are meant to attach the side bracket to the bottom of the Patriot Now put in the Phillips screws to attach the side bracket to the L shaped bracket the bottom of the Patriot and the side of the unit 16 Before you connect any battery cables make sure the On Off switch on the b...

Page 8: ... its side and put the four cover screws back in the bottom of the unit 20 Stand the Patriot on its feet again 21 Plug the Patriot s power cord back into the unit and the input receptacle 22 Turn the Patriot s On Off switch on to 1 To make sure the Patriot s battery is fully charged let the unit charge the battery for at least 12 hours The battery charges automatically whenever the front panel ligh...

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