2 Speed Blower Motor Wiring

Ha1120 rd3106 13 2807 517 019 abpn83 301091 mva1 3291 abpn83 3011091 a22 18014 description.

2 speed blower motor wiring.

Since a two speed motor relies on different coils to produce different speeds there are usually two input wires. 2 wire internal ground or 3 wire external ground motor diameter. Than use a 30 a. Multi fit applications blower motor volts.

If the blower is using a multi speed motor the settings will be labeled as high medium and low. I have a nice bezel with a 3 speed fan switch. This video shows how easy it is to change a dayton 115v 2 speed motor from high to low speed. I have an early 65 mustang with a 2 speed fan and a really crappy looking heater control bezel.

Strip 2 inches of plastic off the opposite end of a prewired plug using wire strippers the wire needs to be nonmetallic awg 14. I was going to replace the blower motor anyway so i d like to convert to a 3 speed motor. 4 25 oa body wire type. Keep in mind that not all motors are the same and some may be s.

I am re assembling my car and the wiring harness is out as well as the heater unit. Wire a single pole double throw spdt switch into the circuit between the motor and the wall socket and you can change the speed of your two speed motor. Diagram dd4 low speed low speed u1 u1 v1 v1 w1 w1 u2 u2 v2 v2 w2 w2 l1 l1 l2 l2 l3 l3 e e high. Two speed motors with 2 separate windings dual winding high speed red leads red leads black leads black leads m 3 single speed only 3ø wiring diagrams u1 red v1 yellow w1 blue thermal contacts tb white l1 l2 l3 n e codes.

Using the wiring diagram for the unit that holds the blower motor it will be possible to identify the fan relay as well as the various speed terminals and terminal locations if the motor is multi speed.