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8

ADC-02CF

DISASSEMBLY

OVERVIEW

: When disassembling the ADC‑02CF Chair, it is recom‑

mended that its modular components be detached and removed 

in the following order:

1

 Backrest Assembly

2

 Seat Assembly

3

 Hydraulic Assembly (*)

4

 Base Assembly

(*) The individual components of the hydraulic assembly are not 

customer‑serviceable and shouldn’t be disassembled in the field. 

Return to Aseptico if repairs are required. 

1

2

3

4

1

 BACKREST ASSEMBLY

Disengage the backrest 

latch [PN 462239] (Fig. 

12 

A

) from the backrest 

cylinder.

Use a 3/16” Allen wrench 

and 1/2” combination 

wrench to remove the bolts 

[2x PN 510815], washers [4x 

PN 510845], spacer wash‑

ers, [A/R PN 510297] and 

nuts [2x PN 510126] (Fig. 13 

A

) that attach the backrest 

assembly to the seat frame. 

Note the quantities and po‑

sitions of the “A/R” (as required) spacer washers between the com‑

ponent frames. These washers should be used as spacers during re‑

assembly to ensure a snug fit. Detach the backrest assembly and 

set on workbench. 

Use a Phillips screwdriver 

to remove the pillow strap 

mounting screws [2x PN 

510239] (Fig. 14 

A

) that at‑

tach the pillow strap [PN 

462313] to the rear of the 

backrest. Remove strap 

and pillow [PN 462304]. 

Use a 5/32” Allen wrench 

to remove the screws 

[PN 510841], washers [PN 

510500] and bushings [PN 

462301] (Fig.  14 

B

) that attach the arm slings [PN 462289] to the 

sides of the backrest.

2

 SEAT ASSEMBLY

Remove the clevis pin 

[PN 510917] and cotter 

ring [PN 510927] (Fig.  15 

A

) that attach the back‑

rest cylinder to the under‑

side of the seat assembly. 

Push the cylinder (Fig.  15 

B

) with attached hydrau‑

lic hose backward over the 

support strap [PN 462291] 

(Fig. 15 

C

) and out from under the seat. Rest the cylinder on the 

floor until the complete hydraulic system can be detached as a 

unit.

 

Do not disconnect the hydraulic hose from the cylinder.

Fold the foot and leg pan‑

els closed onto the seat 

panel. Use a 3/16” Allen 

wrench and 7/16” combina‑

tion wrench to remove the 

bolts [2x PN 510842], wash‑

ers [6x PN 510500] and nuts 

[2x PN 510296] (Fig.  16 

A

that attach the seat frame 

to the base struts [2x PN 

462191]. Note: One wash‑

er is installed between the 

seat frame and each strut. 

Use a 1/4” Allen wrench and 

1/2” combination wrench 

to remove the bolts [2x PN 

510809], spacer washers [8x 

(A/R) PN 510845] and nuts 

[2x PN 510126] (Fig. 16 

B

) that attach the seat frame to the main le‑

ver [PN 330614]. Note the quantities and positions of the A/R spacer 

washers between the component frames; these washers should be 

used as spacers during reassembly to ensure a snug fit. Detach the 

seat assembly and set on workbench. Remove the wing nuts [2x PN 

510311], bolts [2x PN 510810], rubber washers [4x PN 710138], coved 

washers [2x PN 510822] and washers [2x PN 510845] (Fig. 16 

C

) that 

attach the arm posts to the seat frame. Use an 1/8’’ Allen wrench 

to remove the small screws [6x 510312] (Fig. 16 

D

) that connect the 

arm post components together.

A

Fig. 12

Fig. 12  

Fig. 13

Fig. 13  

A

Fig. 14

Fig. 14  

A

B

Fig. 15

Fig. 15  

B

A

C

Fig. 16

Fig. 16  

A

B

C

D

Summary of Contents for ADC-02CF

Page 1: ...ADC 02CF Portable Hydraulic Dental Chair NSN 6520 01 652 8993 OPERATION MAINTENANCE MANUAL SCHEMATIC SET ...

Page 2: ... dentistry and is engineered to provide years of reliable service Please read the instructions provided in this manual to receive the best service from your Aseptico equipment FEATURES Easy and quick set up Hands free hydraulic operation no external power required Chair height and backrest adjustable with patient in chair 300 lb 136 kg load capacity Wheels allow chair to be easily moved Chair fold...

Page 3: ...e the 2 selector lever labels A on opposite sides of the chair base These labels show the selector lever positions for lifting and lowering the seat and the backrest A SEAT LIFT L OW E R BACKREST LIFT L OW E R The selector lever can be operated hands free from either side of the chair 5 SEAT LIFT Rotate the selector lever A to the SEAT LIFT posi tion as shown on the label B then pump the lift leve...

Page 4: ...rest to help it recline 10 CHAIR PANELS Unfold the leg panel A and foot panel B A B WARNING The leg and foot panels must not be used for seating to reduce chair tipping hazard Patients must only be seated on the main seat panel 11 ARM SLINGS Fold out the hand grips A on the arm posts then insert the hand grips into the ends of the arm slings B A A B B The arm slings C can be folded up to make it e...

Page 5: ...FT position Press down on the lift lever Fig 2 B and hold it there so you can access the rubber bump stop Fig 2 C Remove the rubber bump stop by twisting and pulling on it A B C Fig 2 Fig 2 2b The object now is to force the pump piston all the way into the pump cylinder to purge any trapped air You will need a flat blade screwdriver with shaft diameter of 3 8 or larger Push the lift lever all the ...

Page 6: ...important during steps 3 and 4 that the lift lever not be pumped while the chair is tipped back Any air in the hydraulic oil reservoir will be near the pump intake and can be drawn back into the pump cylinder which would require purging the pump again as in step 2 page 5 4a BACKREST CYLINDER PURGE If the backrest hydraulics feel soft or jerky this step may be desired Start with the backrest Fig 7 ...

Page 7: ...ylinder Do not remove the other two plugs on the pump doing so will introduce air into the hydraulic lines Fig 10 Fig 10 A 4 Press down and hold the selector lever in the SEAT LOWER position until the seat is fully lowered This will cause the hydraulic oil to rise to its maximum level inside the reservoir 5 Using a small mirror and a flashlight look down into the oil fill port and observe the oil ...

Page 8: ...he clevis pin PN 510917 and cotter ring PN 510927 Fig 15 A that attach the back rest cylinder to the under side of the seat assembly Push the cylinder Fig 15 B with attached hydrau lic hose backward over the support strap PN 462291 Fig 15 C and out from under the seat Rest the cylinder on the floor until the complete hydraulic system can be detached as a unit Do not disconnect the hydraulic hose f...

Page 9: ...7 and clevis pin PN 510916 Fig 18 C at the top end of the seat cylinder where it connects to the main lever frame Lower this end of the cylinder down and rest it on the base until the oth er end can be detached Use a 5 16 Allen wrench and 9 16 com bination wrench to remove the bolts 2x PN 510847 washers A R PN 510846 and nuts 2x PN 510811 Fig 18 D that attach the main lever to the base Note the qu...

Page 10: ...aring pins PN 510818 mounted inside each of the mating brackets Fig 22 C Remove the selector ped als 2x PN 330636 Fig 23 A on each side of the chair by depressing the locking buttons and pull ing the selector pedals out of selector lever bar Fig 23 B Use a 3 16 Allen wrench to remove the bolts 4x PN 510813 that attach the pump switch brackets 2x PN 462242 Fig 23 C to the base frame Use a 3 32 Alle...

Page 11: ...ever in the SEAT LOWER position 6 SELECTOR LEVERS If the selector levers are in the extended position retract each one by pushing in on the locking button then sliding the selector lever in until the locking button pops out of the inner hole on the selector lever tube 7 BACKREST STRAP Tuck the pillow down between the chair framework Guide the backrest strap Fig 28 A under the main lever frame and ...

Page 12: ... x 61 cm Shipping Case Weight Case only 51 5 lb 23 4 kg Fully Loaded Approx 121 lb 54 9 kg Hydraulic Oil Industrial premium quality medium grade oil ISO VG 46 SAE 15 such as Mobil DTE 25 or equivalent SYMBOL DEFINITIONS WARNING Serious damage injury or death may result if ignored CAUTION Damage to property the environment or injury may result if ignored Manufacturer Serial number Do not sit on leg...

Page 13: ...t warranty is at its sole op tion and discretion to repair or replace any defective component or product in part or whole Aseptico shall be the sole arbiter of such action In the event of alleged defect under warranty the purchaser is to notify Aseptico s customer service department promptly Customer service will provide instructions usually directing that the product be returned for service Shipm...

Page 14: ...14 ADC 02CF ...

Page 15: ...15 ADC 02CF ...

Page 16: ...P O Box 1548 Woodinville WA 98072 1548 800 426 5913 425 487 3157 www aseptico com info aseptico com P N 421020 Rev I ECO 14925 02 2020 Printed in the USA ...

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