Chief 638699 - Manual

PIT BOSS Users Manual 4 Raise / Lower Machine (continued) To avoid personal injury or damage to equipment before operating the machine, make sure: Persons and objects are clear of machine. Hoses and other objects are free of the lift legs Oil spills must be cleaned up immediately to prevent slipping...

PIT BOSS Users Manual 5 Hydraulic System Components General The Chief PIT BOSS is powered by a pneumatically operated hydraulic pump, which is operated by a foot pedal(see Figure 1) NOTE: The PIT BOSS lift has a high pressure hydraulic system, it builds hydraulic pressure quickly. Be aware of this q...

PIT BOSS Users Manual 7 Docking the Shop-Hopper with the PIT BOSS 1. Retract the mounting clamps on the PIT BOSS and remove any frame adapters from the lift arms (see Figure 6). 2. Position the Shop-Hopper over the PIT BOSS and align the square holes of the center tubes with the mounting clamps (see...

PIT BOSS Users Manual 8 Shop-Hopper Removable Casters The removable casters of the Shop-Hopper give three primary benefits. First, they allow the Shop-Hopper to be docked with the Fuzion at both ends. Second, they allow the Fuzion to be lowered into the lowest position with the Shop-Hopper docked. T...

PIT BOSS Users Manual 11 Shop-Hopper Vehicle Anchoring The Shop-Hopper vehicle anchoring system consists of four anchoring stands with clamp bars and two cross bars. Together with the cross bars, the anchoring stands and clamp bars provide a positive means of securing a vehicle to the Shop-Hopper. C...

PIT BOSS Users Manual 12 Machine Maintenance Check and Inspect These components should be checked monthly and anytime a problem is suspected. CAUTION: To avoid personal injury when performing any maintenance function, always wear safety glasses and safety shoes. Tower Chains The tower chains with th...

PIT BOSS Users Manual 13 Bleeding Air in System at Tower Cylinder (Continued) 4. While holding rag over the top of the cylinder to prevent oil spray, use a 3/16” T-handle allen wrench, loosen cylinder top bolt ½ turn. 5. Rapid, side-to-side motion of the T-handle may be necessary to unseat the seal ...

PIT BOSS Users Manual 14 Machine Leveling 1. Position the PIT BOSS lift in the highest working position. 2. Use the scissor base as a template and a drill guide to install four (4) concrete anchors (see Figure 27 & 28). See Anchoring section for more information 3. Move around the machine placin...

PIT BOSS Users Manual 15 Machine Anchoring 1. Anchors must be installed at least 5-11/16” from any edge or seam in concrete. 2. The concrete must be at least 4-1/4” thick with a compressive strength of 3000psi. 3. Use a hammer drill with a carbide tip, ¾” diameter solid drill bit. The bit tip diamet...

PIT BOSS Users Manual 16 Machine Ramps and Tread ways The ramps and tread ways are used when the PIT BOSS has not been placed within a pit. The tread ways give 6 inches of elevation enabling the vehicle to be driven over the PIT BOSS. 1. Install the tread way locating brackets. The brackets bolt on ...

PIT BOSS Users Manual 17 Machine Pit Layout The PIT BOSS is designed specifically for use in a flush mount pit. Figure 39 shows the pit dimensions. For maximum effectiveness it is essential that the hydraulic and air lines be run in conduit under the surface of the floor. The conduit should be 2” in...