1984-89 Accord, 1984-1987 Prelude
1. Remove the glove box.
2. Disconnect the fan sleeve between the heater box and the fan.
3. Disconnect the electrical wiring and vacuum hose from the fan.
4. Unscrew the three mounting bolts and remove the fan assembly.
5. Install in reverse order, tightening the mounting bolts to 10 Nm. Make sure the fan mating surfaces are firmly attached. Install the fan sleeve; make sure there are no leaks at the connections.
1990-91 Accord
1. Remove the glove box.
2. Remove the bottom bracket of the glove box frame.
3. In the absence of an air conditioner, unscrew the three screws and remove the heater sleeve. Loosen the fan mounting nuts. Disconnect the wiring from the fan motor, resistor, and recirculation motor, then remove the fan assembly.
4. If there is an air conditioner, remove the carpet in the car. Remove side cover. With the ignition off, unscrew the nuts from the brackets of the control unit, disconnect the five connectors (carefully!) and remove the brackets of the control unit
5. If you have an air conditioner, remove the fan bracket and lower covers. Do not break the hinges on the lids.
6. Unscrew the lock nuts and remove the fan assembly.
7. Install the fan assembly and tighten the lock nuts.
8. On air-conditioned machines, install bottom covers and bracket.
9. Install the control box brackets and carefully connect the electrical wire connectors in the correct order. Install the side cover and lay the mat.
10. Connect the wiring to the fan. On vehicles without air conditioning, fit the fan sleeve and screw it on.
11. Install the frame mount and then the glove box. Please note that part of the frame is finished with double-sided tape, change the tape when assembling if necessary.
1988-1991 Prelude
1. Disconnect the cable from the negative pole of the battery.
2. Remove the glove box and frame (from below).
3. Unscrew 4 screws and remove the heater sleeve.
4. Remove 3 mounting screws.
5. Disconnect the wiring connectors from the fan motor, resistor and recirculation controller. Remove the fan motor assembly.
6. Assembly is carried out in the reverse order. Make sure the fan mating surfaces are firmly attached. Install the fan sleeve, make sure there are no leaks at the connections.