BDS RD-3151 User manual

Service Manual

RD-3151

Rear Delivery Dr. Assistant with

Swivel Bar

Rev 3 - 6-17-19 900-105

800.237.2303 ◆503.538.8756 ◆503.538.2845 Fax ◆www.beaverstatedental.com 1

RD-3151

Installation Under Cabinet Mount

1. Place the shipping carton in the desired location. Remove the unit from the shipping

carton.

2. Remove the full sized mounting template from the service manual. Place in desired

location and mark four places to be drilled. We recommend the faceplate to be offset

inward 1/8" from the front of the counters edge.

3. Pre-drill a hole 1/2" deep using a 5/32" drill bit. Do not drill through the counter top

4. Slidetheunitapartbyseperatingthefaceplateassemblyfromthexedbodyas-

sembly.Withtheunitfullyextended,lineuptheouterchassisaligningtheholeswith

thepre-drilledholes.Placea1/4"HexScrewinonecornertolightlyfastenitusinga

3/8"HexDrive.Repeattheprocessuntilallfourscrewsareinstalled.Tightensecurly

making sure the face plate slides in and out freely.

5. Inserttheumbilicaltubinginrstandfollowwiththeunit.

6. Mount the holder bar with holders in desired location under counter top.

7. Installoptionalmastervalveassemblies,withlterandregulator,ontothemanual

shut-offvalves.(Pressuresarepresetatthefactory:80psiair,40psiwater).

8. Connect the supply tubings to the appropriate air and water supply lines.

Checkairpressure,adjustto80psiifnecessary.

Checkwaterpressure,adjustto40psiifnecessary.

Testhandpiecesforproperfunction.

Testsyringeforproperpressureandfunction.

Final

Adjustments

NOTE

This unit requires a regulated air and water supply.

Filters are highly recommended.

800.237.2303 ◆503.538.8756 ◆503.538.2845 Fax ◆www.beaverstatedental.com

RD-3151

Operation 1. Turnonthemasterswitchlocatedontherightsideofthefaceplate.

2. Thehandpieceisautomaticallyactivatedwhenliftedfromtheholder.

3. Depress the foot control to activate each handpiece. Pressure is shown on the gauge for

the handpiece being used.

4. Individual handpiece pressure adjustments are located on the autoblock inside the

unit.Toadjustthepressuretoeachhandpiece:

  a. Turnadjustmentscrewclockwise to decrease the handpiece pressure.

  b. Turnadjustmentscrewcounter-clockwise to increase the handpiece pressure.

5. Handpiece coolant water can be turned on or off with the toggle switch located in the

lower center of the faceplate.

6. Watercoolantowadjustmentislocatedtotherightofthewatercoolanttoggleswitch.

Thepurgeswitchushesfreshwaterthroughthewatercoolantsystem.Guidelinesfromthe

CenterforDiseaseControl(CDC)recommendsthateachhandpiecebeushed(purged)20to

30 seconds between patients and several minutes at the beginning of each day. Handpieces

must be removed from the holder to activate the purge system.

CAUTION

Whenadjustingthehandpiecepressure,donotover-

tighten the screws. Damage may result.

Control Panel RD-3151

Handpiece Purge

Handpiece Water

Flow Control Knobs

Purge

ToggleSwitch

Master Switch

Air Coolant

Water On/Off

Indicator

800.237.2303 ◆503.538.8756 ◆503.538.2845 Fax ◆www.beaverstatedental.com 3

Troubleshooting

Symptom

Possible Causes

Symptom

Possible Causes

Symptom

Possible Causes

Handpiece lacks power.

A. Impropersupplypressurefromcompressor(80psi).

B. Checkhandpiecepressureadjustmentonunit.

C. Airltermaybeplugged.

D. Pinched supply tubing.

E. Defectivehandpiecegasketatconnectionwithtubing.

F. Defective handpiece.

Water coolant does not shut off when foot control is released.

A. Adjustairpressureto80psi—waterpressureto40psi.

B. Footcontrolisnotexhausting.

C. Defective water relay valve.

More than one handpiece is operating.

A. Handpiece is not all the way in the holder.

B. Improperadjustmentonpilotvalveinthehandpieceholder.

C. Defective shuttle valve to gauge.

Insufcientwatercoolant.

A. Adjustcoolantowvalve.

B. Waterltermaybeplugged.

C. Handpiece may be plugged.

D. Pinched supply tubing.

E. Improperadjustmentofwaterrelayvalve

Water coolant is running from handpiece while in the holder.

A. Water pressure too high.

B. Air pressure too low.

C. Handpieceholderoutofadjustment.

Water coolant is running continuously.

A. Purgeswitchison(onapplicablesystems).

B. Water pressure to high.

C. Handpieceholderoutofadjustment.

D. Defective water relay valve.

Symptom

Possible Causes

Symptom

Possible Causes

Symptom

Possible Causes

REAR DELIVERY DR. ASSISTANT SWIVEL BAR

RD-3151

ITEM

PART DESCRIPTION

Syringe Holder. .......................................

Auto Holder.............................................

Pivoting Holder Bar 10 -1/2”..............

Rear Deliver Unit Head........................

Cabinet/Wall Holder Bar 8“................

PART NUMBER

141-100

122-100

105-177

3100-RD

105-170

QTY

55 REAR DELIVERY UNIT HEAD ASSEMBLY

3100-RD

ITEM

PART DESCRIPTION

4-40 Hex Nut ...........................................

Washer, No. 6 ...........................................

1/2”Plug....................................................

Shuttle Valve............................................

Manifold....................................................

Rectangular Gauge...............................

Pneumatic Indicator.............................

Chassi.........................................................

3 Way Momentary Toggle Valve.......

3 Way Toggle Valve ...............................

3 Way Toggle Valve................................

Needle Flow Valve. ................................

Water Relay Valve ..................................

Autoblock.................................................

Screw, 18-8 ...............................................

Washer, 0625 OD x .199.......................

Spacer, A-Series ......................................

PART NUMBER

002-017

003-032

010-013

014-012

023-003

026-003

026-020

103-330

120-005

120-007

120-000

121-000

123-000

125-030

001-270

003-070

103-334

QTY

Water Relay Valve 123-000

ITEM

PART DESCRIPTION

Molded Body....................................

Molded Clip.......................................

Pin, 1/16" x 5/16".............................

Handpiece Actuator Lever...........

Screw, 4 x 1/2" ..................................

Screw, 8 x 1/2" ..................................

Washer Tray Mount Spacer.........

Automatic Holder Valve................

Set Screw, 6-32 x 3/16"..................

PART NUMBER

122-101

122-102

009-010

122-103

001-019

001-018

003-004

122-031

005-019

QTY

AUTOMATIC HANDPIECE HOLDER

122-100

77 NON-RETRACTION WATER RELAY VALVE

123-000

ITEM

PART DESCRIPTION

Cartridge Body Assembly.............

Set Screw, 4-40 x 5/8".....................

Body....................................................

Piston..................................................

Diaphragm........................................

Cap.......................................................

Screw, #6 x 1/2"................................

Barb, 10-32 x 1/16".........................

Plastic Washer, 1/4"........................

Valve Body..........................................

Spring.................................................

O-Ring, 002.......................................

O-Ring, 001......................................

Stem...................................................

PART NUMBER

123-018

005-028

123-013

123-014

127-031

123-012

001-267

022-009

003-001

123-017

008-011

017-502

017-501

123-015

QTY

Water Relay Valve 123-000

Air In

Water In

Water Out

AUTOMATIC HANDPIECE CONTROL BLOCK

125-030

ITEM

PART DESCRIPTION

Adjusting Stem................................

O-Ring, 021........................................

Screw, 6-32 x 1/4"...........................

Cap.......................................................

Plastic Washer, 8-32 x 1/16"........

Barb, 8-32 x 1/16"...........................

Diaphragm........................................

Body....................................................

Barb, 10-32 x 1/16"............................

Barb, 10-32 x 1/8"...........................

Plastic Washer, 1/4"........................

PART NUMBER

125-023

017-021

001-131

125-032

003-030

022-040

125-016

125-031

022-009

022-010

003-001

QTY

Drive Air In

OuttoGauge

Coolant Air In

Coolant Water In

Coolant Water Out

Drive Air Out

Coolant Air Out

Signal Air In

Handpiece Pressure

Adjustment

Theautomaticcontrolblockisthecontrolcenterforyourdentalunit.

Individualhandpiecepressureadjustmentsarelocatedonthe

autoblock.Toadjustthepressuretoeachhandpiece:

 a. Turnadjustmentscrewclockwisetodecreasethe

handpiece pressure.

 b. Turnadjustmentscrewcounter-clockwisetoincrease

the handpiece pressure.

CAUTION

When adjusting the handpiece

pressure,donotover-tightenthe

screws. Damage may result.

Drive Air In

OuttoGauge

Coolant Air In

Coolant Water In

MASTER VALVE

127-010-AIR

Batch Stamp

Located Here

Vent Hole

ITEM

PART DESCRIPTION

Set Screw, 1/4-20 x 5/8”.........................

Jam Nut, 1/4-20.......................................

Washer........................................................

Screw, 6-32 x 3/8”....................................

Cap...............................................................

Spring Seat...............................................

Spring.........................................................

Cup Seat.....................................................

Cup Seal......................................................

Seat..............................................................

O-Ring, 008................................................

Stem.............................................................

PART NUMBER

005-024

002-006

003-015

001-041

127-033

127-043

008-008

127-044

017-200

127-026

017-008

127-024

ITEM

PART DESCRIPTION

O-Ring, 004........................................

Spring..................................................

O-Ring.................................................

Body.....................................................

Plastic Washer, 1/4”........................

Barb, 10-32 x 1/8”............................

O-Ring, 001........................................

Stem....................................................

O-Ring, 003........................................

Spring..................................................

O-Ring, 007.................................. .....

PART DESCRIPTION

Plug...................................................................

Barb, 10-32 x 1/16”......................................

Cap Inlet..........................................................

Filter Element, 100 Micron........................

O-Ring, 018.....................................................

Filter Element, 35 Micron..........................

Gauge...............................................................

Piston................................................................

Gasket..............................................................

Cap....................................................................

Plug...................................................................

PART NUMBER

017-504

008-028

017-018

127-040

003-001

022-010

017-501

127-045

017-103

008-040

017-007

PART NUMBER

020-026

022-009

127-041

119-005

017-022

119-004

026-001

123-014

127-031

123-030

001-001

QTY

Constant Air Out

Out to Foot Control

ToMaster

On/Off Switch

Regulator Pressure

Adjustment

PressureGauge

Air—80lbspsi

Water—40lbspsi

Remove Brass Knurled Cap

toReplaceFilterElement

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