This transformer affects all chair functions except chair receptacles.

1.Set meter to 200 VAC.

2.Place meter probes on black and white wires of transformer connector. Check meter reading.

3.Place meter probes on red and orange wires of transformer connector. Check meter reading.

Black and White Wires Meter Reading	Status	Required Action
42 to 58 VAC		Transformer OK
< 42 VAC > 58 VAC		Perform Resistance Test

Red and Orange Wires Meter Reading	Status	Required Action
23 to 43 VAC		Transformer OK
< 23 VAC		Perform Resistance Test

1.Unplug chair.

2.Disconnect four transformer wires from appliance inlet.

3.Set meter to 200 Ω

4.Place meter probes on blue/white and brown/white wires. Check meter reading.

5.Place meter probes on blue and brown wires. Check meter reading.

Meter Reading	Status	Required Action
Less than 10 Ω		Transformer OK
OL or more than 10 Ω		Replace transformer