Piper Arrow IV, Maintenance Manual

Page: 165 / 752

REASSEMBLY OF BLOWER ASSEMBLY.
1. Mount the motor on the plate and secure it with the bolts, washers and nuts. Be sure that the motor
nuts are snug and the shaft spins freely.
2. Position the cover over the motor plate with the motor wires protruding through the cover grommet.
3. With the holes in the cover matching the holes in the motor plate, secure the two parts together with
rivets.
4. Apply PRC-5000 sealant to fill any opening left after the wires are brought through the grommet.
5. Install the wires in the plug and receptacle according to Chart 2107.
6. Position the blower fin on the motor shaft and secure with set screw.
7. Secure the cover to the blower assembly with screws, washers and nuts.
8. Position the hose duct on the blower assembly and secure it with screws, washers and nuts. The screws
must be installed with their heads inside the duct.
9. After cleaning the surfaces of all old sealant, use white rubber chalk PRC-5000 sealant to seal where
the duct attaches to the blower assembly.
INSTALLATION OF BLOWER ASSEMBLY.
1. Position the blower assembly in the hangers and retainer and install the washers and screws.
2. Install the nuts, washers and screws securing the blower assembly to the hanger braces.
3. Seal all hose joints with Arno No. C-520 gray tape; then install the inlet and outlet hoses securing
them with the clamps.
4. With the master switch off, connect the plug and receptacles at the blower.
5. Check the blower for the proper operation.
6. Install the access door to the aft wall of the baggage area and secure with the attaching hardware.
21-50-48
Page 21-46
Revised: December 21, 1981
1G21
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL