PIPER CHEROKEE SIX SERVICE MANUAL
b. Assemble
valve and gear
case (15) to
the reservoir
(13) as follows:
1. If removed,
place pump gears
in valve and gear
case and install
cover. Install cover
attaching
bolts and
secure.
2. Lubricate
reservoir
seal ring (14) with
hydraulic fluid (MIL-H-5606A)
and
place in
recess
provided
in case (15).
3. Position
reservoir (13)
on valve and
gear case (15). Care
should be taken
when
aligning the armature shaft with the
pump gear. Do not run the motor
to accomplish this.
4. Ascertain the
seal ring is properly
positioned and
install and tighten
screws. With
the
motor electrically
connected to a 14-volt
power supply, and
with an ammeter
in the circuit,
the
current
drawn should
not exceed
12 amperes.
c. Attach
the pump
base to
the pump
as follows:
1. With
pump inverted,
lubricate
O-ring seals
and install
them in recesses
provided
in
the valve and gear case (15).
2. Install attaching
bolts with
washers and
torque to 70
inch-pounds.
3. Safety
attaching
bolts with
MS20995-C32
wire.
d.
Conduct motor
operational check
not to exceed
10 seconds running
time.
5A-9. TEST AND ADJUSTMENT
OF HYDRAULIC PUMP. (Refer
to Figure 5A-4.)
a.
Test Equipment:
1.
Hydraulic
pump
and mounting
base.
2. Pressure
gauge (0-1000
psi).
3. Pressure
gauge (0-3000
psi).
4.
Hoses with fittings to
connect base and gauges.
5.
Power supply
(14 VDC).
6. Ammeter
(0 to
100 amps).
7.
Fuse or
circuit protector
(100 amps).
b. Test
and Adjustment:
NOTE
Test
gauges
or gauges
of known
accuracy
should be
used
when performing
the following
tests.
Revised:
9/18/78
HYDRAULIC
SYSTEM
1J6
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