Biltmore/Knight Chairs 120 VAC Wiring Diagram and Connections

Electrical Schematics / Wiring

Wiring Harnesses
Item Part Number Description

A 

 152700 Chair Control Harness

B 

 152829 Adapter Harness - for Controls on Delivery Unit

C 

 153133 Chair Control Adapter Harness

D 

 151383 Limit Switch Harness

E 

 151885 Capacitor Harness

F 

 151293 Safety Limit Harness

G 

 151884 Top Motor Cable Assembly
Color Abbreviation Chart

NSS = Not Sold Separately | AR = As Required | NLA = No Longer Available | CFN = Call for Number

Always Specify Model and Serial Number

  Pin J2 Pin Out
Chair Controls		 J3 Pin Out
Foot Control		 J4 Pin Out
for Program, Operation and Limit Switches
Color Function Color Function Color Function
1 Black 12 VDC Brown 12 VDC Red 800 to 860 Ohms to Ground
2 Blue Auto Exit Blue Auto Exit Black 800 to 860 Ohms to Ground Base Up Program Operation Switch Closed
3 Brown Auto Operate Orange Auto Operate Brown 800 to 860 Ohms to Ground
4 Green Back Up Green Back Up Green 800 to 860 Ohms to Ground Back Down Program Operation Switch Closed
5 Orange Back
Down		 Black Back
Down		 White 12 VDC from Back Up Limit Switch
6 Red Base Up Red Base Up Red 12 VDC out to Back Up Limit Switch
7 White Base
Down		 White Base
Down		 Black Return 12 VDC from Back Up Limit Switch
8 Yellow Light
Switch		 - Open Green Return 12 VDC from Base Down Limit Switch
9 - - - - Red 12 VDC out to Base Up and Base Down Limit Switches
10 - - - - Black Return 12 VDC from Base Up Limit Switch
Pin J1 J5
Color Color
1 White Red
2 Black White
3 White Black
4 Black White
5 Green/Yellow Blue
6 - Green
7 - Black
8 - Black

Electrical Schematics / Wiring

Wiring Harnesses
Item Part Number Description

A 

 152700 Chair Control Harness

B 

 152829 Adapter Harness - for Controls on Delivery Unit

C 

 153133 Chair Control Adapter Harness

D 

 151383 Limit Switch Harness

E 

 151885 Capacitor Harness

F 

 151293 Safety Limit Harness

G 

 151884 Top Motor Cable Assembly

H 

 015-1965-00 Main Harness
Color Abbreviation Chart

NSS = Not Sold Separately | AR = As Required | NLA = No Longer Available | CFN = Call for Number

Always Specify Model and Serial Number

120 and 240 VAC PC Board and Components Wiring Connections for SN V456963 To Present

Wiring Harnesses and Fuses
Item Part Number Description

A 

 015-2140-01 120VAC PC Board

B 

 015-0346-14 Transformer Fuse

C 

 015-0346-01 Back and Base Motor Fuse

D 

 015-0346-39 Light Fuse

E 

 015-0346-19 Supply Line Fuses

F 

 153133 Chair Control Cable Adapter

G 

 52700 Chair Control Harness

H 

 152829 Adapter Harness - for Controls on Delivery Unit

I 

 015-2155-00 Power Harness

J 

 151293 Safety Bail Limit Switches Harness

K 

 151383 Limit Switches Harness Assembly

L 

 152210 Light Transformer Harness

M 

 151885 Base Motor Harness

N 

 151884 Back Motor Harness
Color Abbreviation Chart

NSS = Not Sold Separately | AR = As Required | NLA = No Longer Available | CFN = Call for Number

Always Specify Model and Serial Number

Main P.C. Board Plug Connectors

240 VAC connectors J4 and J5

Main P.C. Board Component and Plug Layout

Line Fuse F4 and On/Off Light on are on units with Serial Numbers V160531 thru V2933935.

PCB Connections Disgram

Wire Harness Part Numbers
Chair Model A B C D E F
153102-01 015-2155-00 N/A 153133 152829 002-0999-00 Foot Control
152375-01 015-2155-00 151583 N/A N/A N/A 151843
152267-01 015-2155-00 151583 N/A N/A 002-0999-00 Optional Foot Control
152647-01 015-2155-00 N/A 152700 152829 002-0999-00 Foot Control
152723-01 015-2155-00 N/A 152700 152829 002-0999-00 Foot Control
153039-01 015-2155-00 N/A 152700 152829 002-0999-00 Foot Control
153085-01 015-2155-00 151583 N/A N/A N/A Foot Control
153335-01 015-2155-00 N/A 152700 152829 002-0999-00 Foot Control
152192-01 015-2155-00 151583 N/A N/A N/A Optional Foot Control
Wire Harness Part Numbers...continued
Chair Model G H I J K L
153102-01 151383 151885 151884 N/A N/A 015-1526-00
152375-01 151383 151885 151884 N/A N/A 015-1526-00
152267-01 151383 151885 151884 152210 152209 N/A
152647-01 151383 151885 151884 N/A N/A 015-1526-00
152723-01 151383 151885 151884 N/A N/A N/A
153039-01 151383 151885 151884 N/A N/A N/A
153085-01 151383 151885 151884 152210 152209 015-1526-00
153335-01 151383 151885 151884 N/A N/A N/A
152192-01 151383 151885 151884 152210 152209 015-1526-00

115 VAC Motor Circuit

12 VDC Control Circuit (120 VAC Supply)