Piper CHEROKEE WARRIOR PA-28-151 1995 Maintenance Manual page 448

PIPER CHEROKEE WARRIOR SERV I C E M A N U A L
11-131. OIL PRESSURE SENSOR
11-132. REMOVAL OF OIL PRESSURE SENSOR (WARRIOR/WARRIOR II)
a. Gain access to sensor unit by reaching up under the instrument panel.
b. Disconnect the two electrical leads.
c. Unscrew sensor unit from bulkhead fitting.
d. Catch spillage and cover hole to prevent foreign matter from entering oil line.
11-133. INSTALLATION OF OIL PRESSURE SENSOR (WARRIOR/WARRIOR II)
a. Seal sensor unit pipe threads with thread sealant tape (3M-Teflon no. 48 x 1/4").
b. Screw sensor unit into bulkhead fitting.
c. Connect the two electrical leads.
d. Perform operational check.
11-134. REMOVAL OF OIL PRESSURE SENDER (WARRIOR III)
a. Gain access to the sender from under the pilot's (left) instrument panel.
b. Disconnect the single wire by removing the nut and washer securing it to the sender.
There will be some residual oil in the line leading to the sender
and switch. Provide a means to catch any spillage that may
occur when sender is removed.
c. Using a back up wrench on the union tee, remove oil pressure sender.
11-135. INSTALLATION OF OIL PRESSURE SENDER (WARRIOR III)
a. Wrap sender threads with teflon sealant tape (3M-Teflon no 48 x 1/4").
b. Install sender to union tee and finger tighten.
c. Using a back up wrench on union tee, snug sender to tee.
d. Connect instrument wire to switch.
e. Perform operational check.
11-136. REMOVAL OF OIL PRESSURE SWITCH (WARRIOR III)
a. Gain access to the switch from under the pilot's (left) instrument panel.
b. Disconnect electrical connector.
There will be some residual oil in the line leading to the sender
and switch. Provide a means to catch any spillage that may
occur when switch is removed.
c. Using a back up wrench on the union tee, remove oil pressure switch.
11-137. INSTALLATION OF OIL PRESSURE SWITCH (WARRIOR III)
a. Wrap switch threads with teflon sealant tape (3M-Teflon no 48 x 1/4").
b. Install switch to union tee and finger tighten..
c. Using a back up wrench on union tee, snug switch to tee.
d. Join electrical connector.
e. Perform operational check.
Revised: February 28, 1995
NOTE
NOTE
2G17
Island Enterprises
ELECTRICAL SYSTEM