PIPER AIRCRAFT, INC.
PA-28-161, WARRIOR III
MAINTENANCE MANUAL
PAGE 6
Nov 30/06
3J2
37-10-00
C. Installation
WARNING: BE SURE BATTERY MASTER SWITCH IS OFF.
CA
UTION: NEVER INSTALL A PUMP THAT HAS BEEN DAMAGED OR DROPPED.
CA
UTION: THE ELAPSED TIME INDICATOR IS MATCHED TO THE PUMP/MOTOR ASSEMBLY
AND MUST BE REMOVED AND REPLACED WITH THE PUMP/MOTOR ASSEMBLY.
(1) Connect elapsed time indicator to two-pin connector on the leads coming from the back of the
switch.
CAUTION: DO NOT LOCATE ELAPSED TIME INDICATOR ON OR NEAR AVIONICS OR
OTHER EQUIPMENT THAT GENERATES A SIGNIFICANT AMOUNT OF HEAT.
(2) Secure elapsed time indicator to wire harness with a strap; check elapsed time indicator can
be easily inspected.
(3) Secure excess lead wire.
(4) Remove top engine cowling.
(5) Mount pump motor assembly to bracket with band clamps. Do not tighten clamps.
NOTE: Rotate pump/motor assembly within clamps for easier installation.
(6) Attach and secure electrical leads to terminals on pump motor assembly.
(7) Measure hoses to obtain proper length. Cut hoses if necessary.
(8) Attach and secure hoses to ports on pump/ motor assembly.
(9) Position pump/motor assembly per Figure 2.
(10) Tighten clamps.
(11) Install top engine cowling.
D. Replacing Auxiliary Pump Fittings
CAUTION: DO NOT PLACE PUMP OR MOTOR HOUSING IN VISE. HOLD BY HAND WHEN
REMOVING OR TIGHTENING FITTINGS.
CAUTION: DO NOT USE PIPE TAPE, THREAD DOPE, HYDROCARBON OIL, OR GREASE, AS
THESE COULD CONTAMINATE THE PUMP AND CAUSE MALFUNCTION.
CAUTION: DO NOT OVER TIGHTEN FITTINGS. PUMP CASE AND PORT DAMAGE COULD
RESULT.
CA
UTION: CHECK FOR EXTERNAL DAMAGE BEFORE INSTALLING ANY FITTINGS ON
PUMP.
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