Owner's Guide
CASCADE
®
2671
DUO CART AND
CASCADE 3171
DUO WALL-MOUNT
85.2641.00
®
Serial Number Location:
• Located on the underside of the assistant’s work surface
For service information contact your local authorized A-dec dealer.
Check with local codes and A.D.A. (Americans with
Disabilities Act) requirements for installation of this product.
Warranty Information
Serial Number Identification
SERIAL
NUMBER
MODEL
NUMBER
YEAR MANUFACTURED
ALPHABETICAL
EQUIVALENT TO THE
NUMERAL OF THE MONTH
MANUFACTURED
A January
B February
C March
D April
E May
F June
G July
H August
I September
J October
K November
L December
Serial Number
Model Number
Date Purchased
Date of
Service
Model/Description of Service
Technician's
Initials
2601 CRESTVIEW DRIVE
NEWBERG, OREGON 97132 USA
Designated EU Representative: A-dec Dental U.K., Ltd.
Austin House, 11 Liberty Way, Attleborough Fields,
Nuneaton, Warwickshire, England CV116RZ
Tele: (44) 24 7635 0901
1999
MADE
IN USA
SN: J828287
REF: 2122
Printed in U.S.A. • Copyright © 1999 • All Rights Reserved
Warranty
A-dec warrants its products and A-dec/W&H Synea
handpieces against defects in material or workmanship
for one year from time of delivery. All other handpiece
instrumentation has a warranty period of six months.
A-dec’s sole obligation under the warranty is to provide
parts for the repair, or at its option, to provide the
replacement product (excluding labor). The buyer shall
have no other remedy. (All special, incidental, and
coincidental damages are excluded.) Written notice of
breach of warranty must be given to A-dec within the
warranty period. The warranty does not cover damage
resulting from improper installation or maintenance,
accident or misuse.The warranty does not cover damage resulting from the use of cleaning, disinfecting or
sterilization chemicals and processes. The warranty also
does not cover light bulbs. Failure to follow instructions
provided in A-dec’s Operation and Maintenance
Instructions (Owner’s Guide) may void the warranty.
NO OTHER WARRANTIES AS TO
MERCHANTABILITY OR OTHERWISE ARE MADE.
All product names used in this document are trademarks or
registered trademarks of their respective holders.
®
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Cascade 2671 Duo Cart
(with optional tray holder)
Cascade 3171 Duo Wall Mount
(with Optional Tray Holder)
1
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Serial number location, service information, and
warranty information are located on the inside
front cover and front page.
Your Cascade 2671 Duo Cart
or Cascade 3171 Wall-Mount..................... 2
Drive Air Pressure Gauge.................................. 4
Foot Control....................................................... 5
Handpiece Controls .......................................... 6
Master On/Off Toggle ................................. 6
Drive Air Pressure Controls......................... 7
Coolant Air Flow Control............................ 8
Coolant Water Flow Controls ..................... 9
Handpiece Tubing Flush........................... 10
Handpiece Holder Adjustment....................... 11
Handpiece Dry Block Conversion .................. 12
Oil Collector .................................................... 13
Assistant’s Instrumentation............................ 14
Autoclavable HVE &
Autoclavable Saliva Ejector................ 14
Solids Collector.......................................... 15
Autoclavable Syringe................................ 15
Tray Holder (Optional) ................................... 16
Left/Right Conversion............................... 16
System Air and Water Pressure....................... 17
Care Instructions............................................. 17
Cart Adjustments............................................ 18
Cart Height................................................ 18
Wall-Mount Adjustments............................... 19
Unit Leveling............................................. 19
Arm Spring Tension .................................. 21
Arm Brake Adjustment............................. 22
Cart & Wall-Mount Adjustments ................... 24
Left/Right Conversion............................... 24
Work Surface Leveling .............................. 24
Maintenance................................................... 26
Adjustments and Specifications ..................... 27
Identification of Symbols................................ 29
Classification of Equipment
(EN 60601-1)
....... 30
CONTENTS
Your duo unit includes the Cascade handpiece
delivery system and assistant’s instrumentation.
The handpiece delivery system is built around
A-dec’s proven Century Plus
®
control block for
three handpieces.
Handpiece activation is automatic. When you
lift a handpiece from its holder, the handpiece
becomes active and will run when you press on
the foot control disc (refer to page 5). Return the
handpiece to its resting position to deactivate it.
Adjustment keys (see Figure 1) are provided for
your use when making adjustments to the recessed
controls, including coolant air, coolant water, and
handpiece flush. If the adjustment keys are ever
misplaced, you can use a 1⁄8" hex key. You may
order additional or replacement keys from your
authorized A-dec dealer.
2
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Your Cascade 2671 Duo Cart
OR Cascade 3171 Duo Wall-Mount
Figure 1. Autoclavable Adjustment Keys
The assistant’s instrumentation includes A-dec’s
autoclavable syringe, autoclavable saliva ejector,
and autoclavable HVE (a second autoclavable
HVE is optional).
The unit post box (see Figures 2 and 3) includes
the self-contained water bottle, solids collector,
water quick disconnect, and duplex power
outlet (120 VAC units only).
An optional tray holder is easily converted for
right- or left- hand use (refer to page 24).
3
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Figure 3. Cart Post Box
Figure 2. Wall-Mount Post Box
WATER QUICK
DISCONNECT
(QD)
SOLIDS COLLECTOR
POWER
SUPPLY
DUPLEX
(120 VAC
Units Only)
WATER QUICK
DISCONNECT
(QD)
SOLIDS
COLLECTOR
POWER
SUPPLY
DUPLEX
(120 VAC
Units Only)
POST BOX
SELF-CONTAINED
WATER BOTTLE
SELF-CONTAINED
WATER BOTTLE
POST BOX
The drive air pressure gauge (see Figure 4) indicates,
in psi and kg/cm
2
, the drive air pressure to the
active handpiece.
4
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Figure 4. Drive Air Pressure Gauge
DRIVE AIR
PRESSURE GAUGE
Drive Air Pressure Gauge
The foot control modulates drive air to the active
handpiece and provides an air signal that activates
the coolant air and coolant water flow. The foot
control is operated by light foot pressure applied to
any part of the foot control disc.
The foot control is equipped with a wet/dry toggle
and can be equipped with an optional chip blower
button (see Figure 5).
Wet/Dry Toggle. Allows you to shut off the
coolant water to the handpiece without moving
your hands from the oral cavity. Using your foot,
move the toggle away from the blue dot to turn
the coolant water OFF. Move the toggle toward the
blue dot to turn the coolant water ON.
Chip Blower Button. Sends a jet of air through
the handpiece when it is not running.
5
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Foot Control
Figure 5. Foot Control
CHIP BLOWER BUTTON
(Optional)
FOOT CONTROL DISC
WET/DRY TOGGLE
BLUE DOT (water ON)
The master on/off toggle
(see Figure 6) turns air, water, and
electricity on or off to the system.
6
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Handpiece Controls
Figure 6. Handpiece Controls
HANDPIECE
FLUSH CONTROL
(see page 10)
MASTER
ON/OFF
TOGGLE
DRIVE AIR
PRESSURE
CONTROL
(see page 7)
COOLANT WATER
FLOW CONTROL
(see page 9)
COOLANT AIR
FLOW CONTROL
(see page 8)
Master On/Off Toggle
CAUTION
The MASTER ON/OFF TOGGLE should be in the
OFF (0) position whenever the unit is not in use.
This will prevent the possibility of water damage
should a leak occur while the unit is unattended.
Making sure the unit is off will also prevent the
possibility of self-activation and the resulting
burn-out of your electrical accessories.
PUSH
I MASTER O
1234
®
The drive air pressure controls (see Figure 6
on page 6) are used to adjust the drive air
pressure to each handpiece.
Adjust the drive air pressure to meet the
handpiece manufacturer’s dynamic drive air
pressure specification. Refer to the documentation
that came with your handpiece for the dynamic drive
air pressure specification.
You will need a 3⁄32" hex key to complete this adjustment.
1. Install a bur in the handpiece.
2. Locate the drive air gauge on the front of the
control head (see Figure 4 on page 4).
3. Move the wet/dry toggle on the foot control
(see Figure 5 on page 5) to the OFF position,
away from the blue dot.
4. Turn the drive air control clockwise until the
valve seats.
5. Fully depress the foot control disc.
6. While running the handpiece, watch the drive
air gauge and adjust the handpiece dynamic
drive air pressure to meet manufacturer’s
specifications.
• Turn the drive air control counterclockwise to
increase drive air pressure flow.
• Turn the control clockwise to decrease flow.
7. Repeat steps 1 through 6 for EACH handpiece.
7
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Drive Air Pressure Controls
NOTE
Do not turn the control counterclockwise
beyond the point where the drive air pressure
no longer increases. The control adjustment
screw may come completely out of the unit.
The coolant air flow control
(see Figure 7) is used to adjust the
coolant air flow to all handpieces.
You will need an adjustment key (see Figure 1 on
page 2) or a 1⁄8" hex key to complete this adjustment.
1. Install a bur in the handpiece.
2. Locate the coolant air control (see Figure 7).
3. Move the wet/dry toggle on the foot control
(see Figure 5 on page 5) to the OFF position,
away from the blue dot.
4. Insert an adjustment key, or a 1⁄8" hex key,
into the coolant air flow control.
5. Fully depress the foot control disc to activate
the handpiece.
6. Adjust the coolant air flow to fit your needs.
A strong flow of air is recommended.
• Turn the control clockwise to decrease the flow.
• Turn counterclockwise to increase the flow.
7. The coolant air has been set for ALL handpieces.
8
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Coolant Air Flow Control
Figure 7. Coolant Air Flow Control
ADJUSTMENT KEY
(or 1/8" hex key)
PUSH
I MASTER O
1
234
¤
PUSH
I
1
2
The coolant water flow controls are used
to adjust the flow of coolant water to
each handpiece (see Figure 8).
You will need an adjustment key (see Figure 1 on
page 2) or a 1⁄8" hex key to complete this adjustment.
1. Install a bur in the handpiece.
2. Locate the coolant water flow controls
(see Figure 8).
3. Move the wet/dry toggle on the foot control
(see Figure 5 on page 5) to the ON position,
toward the blue dot.
4. Insert an adjustment key, or a 1⁄8" hex key,
into the coolant water flow control for the
handpiece being adjusted.
5. Hold the handpiece over a receptacle. Be sure to
hold the handpiece so that the water will be
directed away from you and into the receptacle.
Then, fully depress the foot control disc to
activate the handpiece.
6. Adjust the coolant water flow to fit your needs.
• Tjurn the control clockwise to decrease the flow.
• Turn counterclockwise to increase the flow.
7. Adjust the coolant water for EACH handpiece.
9
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Coolant Water Flow Controls
Figure 8. Coolant Water Flow Control
ADJUSTMENT KEY
(or 1/8" hex key)
PUSH
I MASTER O
1
234
¤
PUSH
I
1
2
The handpiece tubing flush system
flushes more water through the tubings
in less time than is normally possible
when operating the foot control only.
The handpieces should not be connected
when flushing the tubings.
How Often Should the Handpiece Tubings
Be Flushed?
After Each Patient:
Flush the tubings for about 20–30 seconds.
At the Beginning of Each Day:
Flush the tubings for 2–3 minutes.
Flushing the Handpiece Tubings
Gather up all the handpiece tubings that use
coolant water and hold them over a sink, cuspidor
bowl or basin. Be sure you hold the tubings so that
the water will be directed away from you and into
the receptacle (see Figure 9).
Insert an adjustment key or 1⁄8" hex key into the
handpiece tubing flush control on the side of the
control head (see Figure 9). Push in and hold the key
for the appropriate time required, either for flushing
between patients or flushing at the beginning of
each day, depending on the situation. Remove
the key and replace the tubings in their holders.
Be careful to replace each in the proper holder.
10
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Handpiece Tubing Flush
Figure 9. Handpiece Tubing Flush
ADJUSTMENT
KEY
PUSH
I MASTER O
1
2
3
4
®
PUSH
1
The holder tension was set at the factory. However,
if a holder is difficult to reposition or repositions
too easily, the holder tension can be adjusted.
To adjust the holder tension:
• Loosen or tighten the tension adjustment screw
(see Figure 10).
To reposition a holder:
• Rotate the holder to the desired angle.
11
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Handpiece Holder Adjustments
Figure 10. Unitized Handpiece Holder
1/8" HEX KEY
ROTATE THE HOLDER
FULL DOWN TO ACCESS
THE ADJUSTMENT SCREW
PUSH
Your handpiece delivery system has three to four
handpiece control blocks with coolant water to the
handpiece. In some cases a control block without
coolant water, a dry block, is required. If you require
a dry block (offering no water to the handpiece)
on your handpiece control system, a dry block
conversion kit has been included with your system.
Installing the Dry Block Conversion Kit
1. Move the master on/off toggle to the OFF
position. Bleed the system water by operating
the syringe and flushing the handpiece tubings.
2. Locate the handpiece control block position
that will be the dry block. Access the control
blocks underneath the control head.
3. Use a 3/32" hex key to remove the large red
cartridge from the control block. Install the large
black cartridge from the dry block conversion kit
into the control block (see Figure 11).
4. Use a 3/32" hex key to remove the small blue
cartridge from the same control block. Install
the small black cartridge from the dry block
conversion kit into the control block.
5. Turn your handpiece control system on, then
check the function of the dry block handpiece
conversion. A small amount of residual water
may be discharged from the handpiece tubing
but should dry after a few seconds.
12
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Handpiece Dry Block Conversion
Figure 11. Handpiece Dry Block Conversion
REMOVE
THE RED
CARTRIDGE
AND
REPLACE
WITH THE
LARGE
BLACK
CARTRIDGE
REMOVE THE BLUE
CARTRIDGE AND REPLACE WITH
THE SMALL BLACK CARTRIDGE
DO NOT REMOVE
THE YELLOW
CARTRIDGE
I MASTER O
The oil collector on your unit needs to be cleaned
once a week for normal usage. Clean more often
for heavier use.
1. Remove the oil collector jar from the unit and
discard the old gauze (see Figure 12).
2. Fold a new two-inch square gauze pad into
quarters and place it against the spring inside
the jar.
3. Screw the oil collector jar onto the unit.
Do not overtighten.
13
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Oil Collector
Figure 12. Oil Collector
To operate the autoclavable HVE and saliva ejector,
simply turn the control valve.
The autoclavable HVE and saliva ejector can be
easily converted for right- or left-hand operation.
To convert, press the control valve out of the valve
body (see Figure 13). Rotate the control valve 180°,
then press it back into the valve body.
Refer to your Assistant’s Instrumentation
Owner's Guide (A-dec Publication No. 85.2610.00)
for complete instructions on cleaning your HVE
and saliva ejector.
14
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Assistant’s Instrumentation
Autoclavable HVE & Autoclavable Saliva Ejector
Figure 13. Right- to Left-Hand Conversion
AUTOCLAVABLE HVE
AUTOCLAVABLE
SALIVA EJECTOR
CONTROL
VALVE
VALVE
BODY
VALVE
BODY
CONTROL
VALVE
The solids collector (see Figure 14) prevents solids
from entering the central vacuum system.
Refer to your Assistant’s Instrumentation
Owner’s Guide (A-dec Publication No. 85.2610.00) for
complete solids collector maintenance instructions.
To operate the syringe (see Figure 15):
• Move the on/off toggle to the ON position.
• Air – Press the right button down.
• Water – Press the left button down.
• Spray – Press both buttons down.
Refer to your Autoclavable Syringe Owner’s Guide
(A-dec Publication No. 85.0680.00) for complete
syringe operation and maintenance instructions.
15
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Solids Collector
Autoclavable Syringe
Figure 15. Autoclavable Syringe
AIR
WATER
SPRAY
Figure 14. Solids Collector
HVE TUBING
ASSEMBLY
SOLIDS
COLLECTOR
SCREEN
CAP
The optional tray holder can be easily mounted on
either side of the unit’s work surface (see Figure 16).
1. Remove the plug from the work surface corner
opposite the current tray holder location.
2. Remove the tray holder from the unit’s work
surface and set aside.
3. Remove the brass tray holder bushing from the
work surface by removing the 9⁄16" hex nut
(located on the underside of the unit’s work surface)
that secures the bushing to the work surface.
4. Lift the brass bushing from its seat and move it
to the opposite side of the unit work surface.
5. Install the 9⁄16" hex nut to the new position
and tighten the hex nut.
6. Install the tray holder into the brass bushing.
7. Place the plug into the open tray holder hole.
16
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Figure 16. Tray Holder Left/Right Conversion
WORK SURFACE
(top view)
TRAY HOLDER
(Shown mounted
for right-hand use.)
LEFT-HAND
MOUNTING
LOCATION
Tray Holder (Optional)
Left/Right Conversion
For system air and water pressure adjustments,
refer to your Floor Boxes Owner's Guide (A-dec
Publication No. 85.2611.00).
For recommended asepsis instructions,
refer to Equipment Asepsis Owner's Guide
(A-dec Publication No.85.0696.00).
For recommended self-contained water system
care, refer to A-dec Self-contained Water System
Owner’s Guide (A-dec Publication No. 85.0675.00).
17
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
System Air and Water Pressure
Care Instructions
The cart is very heavy. Cart height adjustment
requires two people to safely complete. Securely
hold the cart top so it will not drop and loosen the
knob (see Figure 17).
Lift or lower the cart top until the work surface
is at the desired height, then firmly tighten the
knob. If the top lowers, the knob was not tightened firmly enough.
18
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Cart Height
Figure 17. Cart Height Adjustment
(Shown without control head or assistant’s arm for clarity.)
WARNING
The cart is very heavy. Cart height adjustment requires two people to safely complete.
Firmly tighten the knob after adjusting the
cart height, serious bodily injury may result
if the knob is not secure.
Cart Adjustments
Your wall-mounted unit is leveled during installation
and should not require adjustment. However, if the
unit needs to be leveled, the following procedures
will help you.
Leveling Front-To-Back:
Two leveling setscrews are supplied with the unit.
These will be either in the top or bottom leveling
screw holes (see Figure 18 on page 20).
To level the wall-mounted unit:
Pull the unit away from the wall and place in
your normal operating position. Place a leveling
device on top of the work surface.
If the unit tilts forward from the wall
(see Figure 18A on page 20):
1. Place a leveling device on the work surface.
2. Loosen the bottom two mounting screws.
3. Install the leveling setscrews in the bottom two
holes, then tighten them until the unit is level.
4. Retighten the mounting screws.
(continued on page 20)
19
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Wall-Mount Adjustments
Unit Leveling
If the unit tilts toward the wall (see Figure 18B):
1. Place a leveling device on the work surface.
2. Loosen the top two mounting screws.
3. Place the leveling setscrews in the top two
holes, then tighten until the unit is level.
4. Retighten the mounting screws.
Leveling Side-To-Side:
1. Loosen the four hex screws in the mounting
panel, about 1/4 of a turn.
2. Place a leveling device on the work surface.
3. Using a 3⁄4" open-end wrench, gently turn the
leveling cam (see Figure 18) until the unit is level.
4. Retighten the mounting screws.
20
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Figure 18. Leveling the Wall Mount
FRONT TO BACK
LEVELING
BACKBOARD
A
B
SIDE-TO-SIDE LEVELING
LEVELING CAM
(Use 3/4" openend wrench.)
MOUNTING
SCREWS
(mounting panel)
LEVELING SETSCREW
POSITIONS (For Front-
to-Back Leveling)
Figure 18A
Figure 18B
Unit Leveling (continued)
When you move the unit, it should stay where
you place it. If the unit tends to drift up or down,
the tension of the arm’s internal spring needs to
be adjusted.
1. Locate the adjustment screw under the arm
(see Figure 19).
2. Use a 1⁄4" hex key to make the adjustment.
• If the unit drifts down, turn the screw
clockwise to increase spring tension.
• If the unit drifts up, turn the screw
counterclockwise to decrease spring tension.
21
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Arm Spring Tension
NOTE
The spring tension should be adjusted with a
“normal” load on the work surface. The brake
on/off toggle should be in the OFF position.
1/4" HEX KEY
Figure 19. Arm Spring Tension Adjustment
The air-actuated arm brake on your wall-mounted
unit has been set at the factory and should not
need further adjustment. If the brake does not
hold, first check to be sure that the brake on/off
toggle is in the ON position, and that there is air
(at least 60 psi) to the unit.
Refer to your Floor Box Owner’s Guide
(A-dec Publication No. 85.2611.00) for complete
air pressure adjustment procedures.
If the brake will not hold, the brake may be too
loose. A brake which is too tight will cause a
screeching or scraping noise as you move the
unit up or down when the brake is not on.
To adjust the brake:
1. Move the brake on/off toggle to the OFF position.
2. Remove the plug from the access hole on the
left side of the arm (see Figure 20).
22
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Arm Brake Adjustment
NOTE
Adjust arm spring tension prior to arm brake
adjustment (refer to page 21). Retest the brake
after spring adjustment.
Figure 20. Arm Brake
PLUG
ACCESS
HOLE
3. Push down on the arm until the inner hole
lines up with the outer hole, then insert a
5/32" hex key.
4. Locate the adjustment nut under the arm
(see Figure 21).
• To tighten the brake, use a 7/16" open-end wrench
to hold the adjustment nut while you turn the
hex key clockwise
• To loosen the brake, use a 7/16" open-end wrench
to hold the adjustment nut while you turn the
hex key counterclockwise.
23
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Figure 21. Arm Brake Adjustment
5/32"
HEX KEY
7/16" OPEN-END (or
adjustable) WRENCH
ACCESS
HOLE
NOTE
Adjust the nut in small increments and retest
the brake. Overtightening or overloosening
the adjustment nut may damage the brake.
Your duo wall mount can easily be converted for
right- or left-hand delivery. Simply rotate the
control head and assistant’s arm to the opposite
side of the work surface (see Figure 22).
To level your assistant’s unit work surface:
1. Place a leveling device on the work surface.
2. Check for level front-to-back and side-to-side.
3. Using a 3⁄16" hex key, loosen but do not
remove the four mounting screws found on
the bottom of the leveling plate (see Figure 23
on page 25).
24
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Work Surface Leveling
Left/Right Conversion
CART & WALL-MOUNT ADJUSTMENTS
Figure 22. Left/Right Conversion
4. Locate the four leveling setscrews (see Figure 23).
Front-to Back Leveling:
Face the work surface handle.
If the work surface tilts toward you, use a 3⁄16" hex
key and tighten the two leveling setscrews closest
to you until the work surface is level.
If the work surface tilts away from you, tighten the
two leveling setscrews furthest away until the
work surface is level.
Side-to-Side Leveling:
Face the work surface handle.
If the work surface tilts to the left, tighten the two
leveling setscrews on the left side of the leveling
plate until the work surface is level.
If the work surface tilts to the right, tighten the
two leveling setscrews on the right side of the
leveling plate until the work surface is level.
5. When you have completed these steps tighten
the four mounting screws, then check the work
surface again for level.
25
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Figure 23. Leveling the Work Surface
(Viewed from the bottom of the work surface.)
LEVELING
SETSCREWS
LEVELING
SETSCREWS
MOUNTING
SCREWS
MOUNTING
SCREWS
LEVELING
PLATE
WORK SURFACE HANDLE
Handpiece Tubing Flush..........................page 10
Oil Collector .............................................page 13
Solids Collector.........................................page 15
Also refer to the following A-dec documentation
for more maintenance information:
Assistant’s Instrumentation
Assistant’s Instrumentation
Owner’s Guide ..............................85.2610.00
Autoclavable Syringe
Owner’s Guide ..............................85.0680.00
Care Instructions
Equipment Asepsis
Owner’s Guide ..............................85.0696.00
Self-contained Water System
Owner’s Guide ..............................85.0675.00
Power Supplies
Floor Box Owner’s Guide.............85.2611.00
26
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Maintenance
Handpiece Controls
Drive Air Pressure Controls................page 7
(Refer also to your handpiece documentation for the
manufacturer’s dynamic drive air pressure specification.)
Coolant Air Flow Control...................page 8
Coolant Water Flow Controls ............page 9
Handpiece Holder Positioning ..........page 11
Tray Holder (optional)
Left/Right Conversion........................page 16
Cart Adjustments
Cart Height.........................................page 18
Wall-Mount Adjustments
Unit Leveling......................................page 19
Arm Spring Tension ...........................page 21
Arm Brake Adjustment......................page 22
Cart & Wall-Mount Adjustments
Left/Right Conversion........................page 24
Work Surface Leveling.......................page 24
Also refer to the following A-dec documentation for
more adjustment and specification information:
System Air and Water Pressure Adjustments
Floor Box Owner’s Guide.............85.2611.00
Touch Pad Programming
Cascade 1040 Chair
Owner’s Guide ..............................85.2605.00
Decade 1011/1021 Chair
Owner’s Guide ..............................85.2635.00
Master Touch Pad
Owner’s Guide ..............................85.2627.00
27
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Adjustments and Specifications
Service Requirements for Unit Operation:
Minimum Air:
2.50 cfm (70.80 L/min) at 80 psi (551 kPa)
Minimum Water:
1.50 gpm (5.68 L/min) at 40 psi (276 kPa)
Minimum Vacuum:
12 cfm (339.84 L/min)
at 8 inches of mercury (27 kPa)
Cart Specifications:
25 lb (11.34 kg) vertical load is the maximum
safe load capability of the work surface.
5 lb (2.27 kg) vertical load is the maximum
safe load capability of the optional tray holder.
Weights of optional attachments:
Touch Pad: .5 lb (.23 kg)
Tooth Dryer: 1 lb (.45 kg)
Intra-Oral Light Sources: 1 lb (.45 kg)
Scaler: 2 lb (.91 kg)
Curing Light: 3 lb (1.36 kg)
Wall-Mount Specifications:
100 lb (45.36 kg) maximum unit weight.
200 ft-lb (270 N·m) maximum moment
created at the wall by the freestanding unit.
40 lb (18.14 kg) vertical load on work surface
will be supported by the arm brake.
5 lb (2.27 kg) vertical load is the maximum
safe load capability of the optional tray holder.
Weights of optional attachments:
Touch Pad: .5 lb (.23 kg)
Tooth Dryer: 1 lb (.45 kg)
Intra-Oral Light Sources: 1 lb (.45 kg)
Scaler: 2 lb (.91 kg)
Curing Light: 3 lb (1.36 kg)
Any optional non-A-dec attachments and/or
accessories must comply with EN 60601-1 and
EN 60601-1-2.
Specifications are subject to change without notice.
28
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Recognized by Underwriters Laboratories Inc. ®
with respect to electric shock, fire and mechanical hazards only in accordance with UL 2601-1.
Recognized with respect to electric shock, fire,
mechanical and other specified hazards only in
accordance with CAN/CSA C22.2, No. 601.1.
UL listed to US (UL 544) and Canadian
(CAN/CSA C22.2, No. 125) safety standards.
Classified by Underwriters Laboratories Inc. ®
with respect to electric shock, fire and mechanical hazards only in accordance with UL 2601-1.
Classified with respect to electric shock, fire,
mechanical and other specified hazards only in
accordance with CAN/CSA C22.2, No. 601.1.
Conforms to European Directives
(refer to Declaration Statement)
Protective earth (ground).
Functional earth (ground).
Attention, consult accompanying documents.
TYPE B APPLIED PART.
CLASS II EQUIPMENT.
29
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Identification of Symbols
®
LISTED
!
Type of shock protection:
CLASS I EQUIPMENT
(Dental Chairs, Dental Lights, & Power Supplies)
CLASS II EQUIPMENT
(Chair, Wall, & Cart Mounted Delivery Systems)
Degree of shock protection:
TYPE B APPLIED PART (All products)
Degree of protection against water ingress:
ORDINARY EQUIPMENT (All products)
Mode of operation
CONTINUOUS OPERATION
(All models except Dental Chairs)
Mode of operation
CONTINUOUS OPERATION WITH
INTERMITTENT LOADING (Dental Chairs)
30
Cascade 2671 Duo Cart & 3171 Duo Wall-Mount
Classification of Equipment (EN 60601-1)
85.2641.00
1999-10 Rev A
(01739)
Made with 50% waste paper
Printed in USA.
Copyright © 1999,
All Rights Reserved.
2601 Crestview Drive
Newberg, Oregon 97132 U.S.A.
Telephone 1-800-547-1883
(503) 538-7478
Fax (503) 538-0276
®
Designated Representative’s Address:
A-dec Dental U.K., Ltd.
Austin House
11 Liberty Way
Attleborough Fields,
Nuneaton, Warwickshire,
England CV11 6RZ
Telephone: 00 44 24 7635 0901
Fax: 00 44 24 7634 5106
Designated Representative’s Address:
A-dec Australia
41-43 Bowden Street
Alexandria, N.S.W. 2015, Australia
Telephone: (61) 1.800.225010
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