LINK AS-LIFT 9D5516 - Caterpillar

Escaping fluid under pressure, even a pinhole size leak, can penetrate body tissue, causing serious injury, and possible death. If fluid is injected into your skin, it must be treated immediately by a doctor familiar with this type of injury.Always use a board or cardboard when checking for a leak.
Personal injury or death can result if two persons are not used in the following procedure.
Personal injury or death can result from a brake malfunction. Do not operate the machine if the parking brake was engaged due to a malfunction of the hydraulic oil system or the service brakes.Correct any problem before attempting to operate the machine.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Note: Be sure to keep oil off the parking brake disc and pads. Pads that have been in contact with oil need to be replaced.Specifications
Table 1
966M/972M Parking Brake Adjustment
Machine Second Gear Forward
High Idle Actual
966M 1730 RPM
972M 1560 RPM Introduction
This information includes the following adjustment:
Parking Brake AdjustmentRequired Tools
Table 2
Required Parts
Qty Part Number Description
1 1U-5230 Hand Hydraulic Pump
1 6V-4144 Quick Connect Coupler Adjust Preparation
Illustration 1 g03116679
Steering frame in locked position
Drive machine to a smooth level surface. Move steering frame lock to the LOCKED position. Turn the engine start switch to the OFF position.
Put blocks in front of the wheels and behind the wheels. The blocks will prevent the machine from moving when the parking brake is disengaged.Parking Brake Adjust Procedure
Disengage the parking brake.
Illustration 2 g06257818
Location to install required tooling
Install required tooling in the location shown in Illustration 2. Apply hydraulic pressure to the brake 15160 to 19290 kPa (2200 to 2800 psi).
Illustration 3 g03676590
Loosen jam nut (1) Using a 9/16 inch wrench.
Use feeler gages to measure the clearance between the front pad and the rotor. Turn centering bolt until clearance is 1.25 0.10 mm (0.05 0.004 inch) and tighten jam nut.
Illustration 4 g03684700
Remove the cap covering the adjustment screw (6)
Using a ratchet wrench and 1/2 inch socket, turn the screw (6) until the rear pad (5) to rotor (4) gap is 1.25 0.10 mm (0.05 0.004 inch). Use feeler gage to measure clearance. Reinstall the dust cap.
Release the hydraulic pressure.Parking Brake Check
Start the engine, engage the parking brake, and place the gear selector in manual mode.
Move the direction control from "F" to "N" to "F" with in 3 seconds. The parking brake lockout is now disabled.
Select the second gear forward. Slowly increase the engine to high idle while monitoring the RPM. Refer to Table 1 for maximum hold RPM for the machine. If machine holds at maximum RPM, brake check is complete. If the machine moves before maximum RPM is