Bendix Commercial Vehicle Systems COMPACT 500 9/87 - Manual (Page 8)

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3. Disconnect the steering column at the input shaft following
the vehicle manufacturer’s instructions.
4. Disconnect the pitman arm from the vehicle’s steering
linkage using the vehicle manufacturer’s instructions.
CAUTION: If it is necessary to remove the pitman before
the steering gear can be removed from the vehicle, DO
NOT USE HEAT OR POUND ON THE PITMAN ARM
OR OUTPUT SHAFT as damage can result. Do not
attempt repairs to these components. They must be
replaced if damaged. Use a large gear puller to remove
the pitman arm such as “Snap-On” puller #CG-283 or
Ford part number T64P-3590-F.
5. Remove the steering gear from the vehicle.
VII. SPECIAL TOOL REQUIREMENTS
The following special tools are required to disassemble and
assemble the power steering gear.
297661 Spanner Wrench - Used to remove and replace
the valve nut.
297676 Seating Tool - Used to assure seating and
prevent damage to the teflon glide seal rings in the valve
nut during reassembly.
297674 Piloted Seal Tool - Used to seat the seal and
spacer in the body of the power steering gear.
297675 Piloted Seal Tool - Used to seat the seal in
the end cover.
297660 Poppet Wrench - Used to remove and install
limiting valve poppets.
The following special tools are available and are useful
but not required for routine disassembly/assembly of
the power steering gear unless replacement of the
bearing races is required.
297678 Holding Fixture - Used to hold the piston and
the valve assembly during disassembly and assembly.
Note: Part No. 297678 includes the holding fixture and
spanner wrench 297661.
297677 Piloted Bushing Tool - Used to seat the bearing
race in the main housing.
297647 Piloted Bushing Tool - Used to drive bearing
race out of the main housing. Also used to drive split
bearing race into valve body.
VIII. DISASSEMBLY
GENERAL
A high level of cleanliness should be observed at all times
when working on the power steering gear. Clean the exterior
of all parts prior to disassembly.
The following disassembly and assembly procedure is
presented for reference purposes and presupposes that a
major rebuild of the power steering gear is being
undertaken. Several replacement parts and maintenance
kits are available which do not require full disassembly. The
instructions provided with these parts and kits should be
followed in lieu of the instructions presented here.
OUTPUT SHAFT REMOVAL
1. After removing the power steering unit from the vehicle
and cleaning the outside, secure the power steering
unit to the work bench for disassembly. A large vise
with jaw protectors may be used. Clamp across the
mounting bolt bosses. (Do not overtighten.)
2. Using a 17mm wrench, remove the drain plug from the
housing and drain out all oil. (Fig. 8)
3. Loosen and remove the four bolts(1) from the valve body
with a 22mm socket. (See Figures 7 & 9)
FIGURE 6A - NON REQUIRED TOOLS
297678
297647
297677