ADJUSTMENT OF THROTTLE SWITCH
A throttle switch is mounted forward and below throttle arm. Adjust switch so it will actuate at last quarter
inch of full open throttle travel.
The switch should be positioned so throttle arm contacts center of switch actuator button.
FUSE REPLACEMENT
There are three fuses located behind air conditioning system control panel.
CABIN VENT SYSTEM
OVERHEAD VENT BLOWER
DESCRIPTION
The blower is mounted in the aft fuselage section and is connected to the overhead vent system. The
blower draws air in from dorsal fin or from left hand side of fuselage on s/n 28-8011001 and up and forces it
through ducting- A four position blower switch on instrument panel controls the blower.
REMOVAL OF BLOWER ASSEMBLY
l. Remove access door from aft wall of baggage area.
2. With master switch OFF, disconnect plug assemblies at blower assembly.
3. Remove inlet and outlet hoses from blower assembly by removing clamps.
4. Remove screws, washers, and nuts securing blower assembly to hanger braces.
5. Remove screws and washers securing blower assembly to retainer and hangers.
6. Remove blower assembly from aircraft.
DISASSEMBLY OF BLOWER ASSEMBLY
1. Remove hose duct from forward edge of blower assembly by removing nuts, washers, and screws.
2. Remove cover from blower assembly by removing nuts, washers, and screws.
3. Remove blower fan from motor shaft by removing set screw.
4. Remove motor as follows:
a. Separate plate from motor cover by carefully drilling out connecting rivets.
b. Cut motor wires at edge of receptacle and plug, and remove wire ends from blocks.
c. Remove motor from mounting plate by removing nuts, washers, and bolts.
21 - 81 - 00
Page - 21 - 38
Reissued: August 1, 1986
1H4
PIPER AIRCRAFT
PA-28-236
MAINTENANCE MANUAL
To Next Page
Loading...
