7.0 Appendix A - Maintenance Guide
17
1. Remove the right side panel using a hex wrench provided in the toolkit.
2. View the hydraulic reservoir through the open panel. The fluid level should be 75-90%
full as shown in Figure 8- Recommended Hydraulic Fluid Level.
Figure 8- Recommended Hydraulic Fluid Level
3. As necessary, add fluid to the reservoir as described in the following steps.
4. Remove the rear panel and unscrew the filler cap.
5. Using a long funnel, add fluid until the recommended level is reached. Only use 100-
weight hydraulic fluid. This can be ordered from Challenge in five-gallon containers, part
number S-1991-3. See Section 7.2.3 for a compatibility list. DO NOT OVERFILL!
6. Screw the filler cap back into the reservoir and replace all covers.
7.2.2 Replacing Hydraulic Fluid
The hydraulic fluid should be replaced annually.
Do not replace the hydraulic fluid while it is hot. Severe burns may
result.
Use the following procedure to replace the hydraulic fluid:
Disconnect the main power.
See Section 2.2 Power Lockout Procedure.
1. Remove the rear panel.
2. Remove the filler cap from the reservoir.
3. Use a transfer pump or syphoning tool to remove the used fluid from the reservoir.
These can be found at most hardware stores.
Refill tank to the level illustrated in
4. Figure 8- Recommended Hydraulic Fluid Level.
5. Replace the rear panel.
NOTICE: UNSUPPORTED PRODUCT!
NO TECHNICAL SUPPORT AVAILABLE!
NO REPAIR PARTS AVAILABLE!
