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Ritter Dental Chairs

There were many  models of the Ritter Dental Chair.  If you know your model, please select it from the index list for schematics and other information .  If you are not sure of the model the following pictures and descriptions  maybe of some help.

1989-1995

Pacesetter Model-N

This was an electric motor driven chair. It used low voltage switching along with a Control PC Board to operate the electric motors. The switching consisted of two banks of membrane switches located on each side of the back. Each bank of switches was capable of auto operate, exit, rotation and the four trim functions.

1989-1995

Cavalier Model-P

This was an electric motor driven chair that switched line voltage directly to the motor's. The switching consisted of two momentary toggle switches on the patient's right hand side located on the top back of the chair. Another maintained toggle switch on the patient's left-hand side switches between operate and auto exit.


no manual

1982-1987

Renaissance & Elite Model-M

This was an electric motor driven chair. It used low voltage switching along with a Control PC Board to operate the electric motors. The switching consisted of two switches located on the top back, patient's left-hand side of the chair. The larger of the two switches was for momentary back trim functions, it also could be locked to an operate and auto exit position. The smaller momentary switch was for base trim only.

1978-1985

Knight Model-L

This was an electric motor driven chair that switched line voltage directly to the motor's. The switching consisted of two momentary toggle switches on the patient's right hand side located on the top back of the chair. Another maintained toggle switch on the patient's left-hand side switches between operate and auto exit.

1978-1982

Vanguard Model-K

This was an electric motor driven chair that switched line voltage directly to the motor's. The switching consisted of two momentary red paddle switches on the patient's right hand side located on the top back of the chair. Another maintained paddle switch on the patient's left-hand side switches between operate and auto exit.

1978-1981

Renaissance & Elite Model-J

This was an electric motor driven chair. It used low voltage switching along with a Control PC Board to operate the electric motors. The switching consisted of two switches located on the top back, patient's left-hand side of the chair. The larger of the two switches was for momentary back trim functions, it also could be locked to an operate and auto exit position. The smaller momentary switch was for base trim only.

1976-1980

X-2000 Model-A-B

This was an electric motor driven chair. It used low voltage switching along with a Control PC Board to operate the electric motors. The switching consisted of two switches located on the top back, patient's left-hand side of the chair. The larger of the two switches was for momentary back trim functions, it also could be locked to an operate and auto exit position. The smaller momentary switch was for base trim only.

1975-1977

X-100 Model-J

This was an electric motor driven chair. It used low voltage switching along with a Control PC Board to operate the electric motors. The switching consisted of two switches located on the top back, patient's left-hand side of the chair. The larger of the two switches was for momentary back trim functions, it also could be locked to an operate and auto exit position. The smaller momentary switch was for base trim only.


no manual 

1970-1974

Vega Model-H

This was a hydraulic chair. It consisted of an electric motor driven pump and two hydraulic cylinders one for lifting the base and the other for back movement. Some models also contained a third tilt cylinder. The switching consisted of momentary gray rocker switches located on the sides of the back. They would switch line voltage both to the pump motor and the electric solenoids for the various operations of the chair.

1967-1970

Vega Model-G

This was a hydraulic chair. It consisted of an electric motor driven pump and two hydraulic cylinders one for lifting the base and the other for back movement. Some models also contained a third tilt cylinder. The switching consisted of momentary gray rocker switches located on the sides of the back. They would switch line voltage both to the pump motor and the electric solenoids for the various operations of the chair.

1965-1967

Vega Model- F & FX

This was a hydraulic chair. It consisted of an electric motor driven pump and two hydraulic cylinders one for lifting the base and the other for back movement. Some models only had one cylinder. The switching consisted of a joystick type switching box located on the side of the chair or momentary black buttons switches located on the sides of the back. They would switch line voltage both to the pump motor and the electric solenoids for the various operations of the chair.


 

1962-1964

Dynadjust Model-E

This was a hydraulic chair. It consisted of an electric motor driven pump and a hydraulic cylinders for lifting the base. The switching consisted of a joystick type switching box located on the side of the chair. They would switch line voltage both to the pump motor and the electric solenoids for the various operations of the chair.

 

 

no manual 

1959-1961

Euphorian Model-D

This was a hydraulic chair. It consisted of an electric motor driven pump and two hydraulic cylinders one for lifting the base and the other for back movement.

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