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14 Section 5— operation
3. Support the tongue and pivot the jack stand up against the
tongue. See Figure 5-5.
Spring Clip
Clevis Pin
Figure 5-5
4. Secure with the spring clip and clevis pin previously removed in
Step 2. See Figure 5-5.
5. Attach the coupler hitch to a class I or higher 2” ball on the towing
vehicle; latch securely.
a. If the coupler hitch does not fit on the ball, turn the
adjustment nut one turn counter-clockwise.
b. If the coupler hitch is too loose on the ball, turn the
adjustment nut one turn clockwise. Then recheck and
adjust accordingly.
6. Connect the safety chains to the towing vehicle.
7. Plug in the lights (if equipped) to the tail light connector on the tow
vehicle.
8. Move fuel shut-off valve to OFF position.
NOTE: Use caution when backing up, a spotter outside the
vehicle is recommended.
Operating Tips
Always:
1. Use clean fluid and check the fluid level regularly.
2. Use an approved hydraulic fluid. Approved fluids include Shell
Tellus® S2 M 32 Hydraulic Fluid, Dexron® III/Mercon® Automatic
Transmission Fluid, Pro-Select™ AW-32 Hydraulic Oil or 10WAW-
ISO Viscosity Grade 32 Hydraulic Oil. Check the engine oil level.
Refill if necessary.
3. Use a filter (clean or replace regularly).
4. Use a breather cap on the fluid reservoir.
5. Make sure the pump is mounted and aligned properly.
6. Use a flexible “spider” type coupling between the engine and
pump drive shafts.
7. Keep the hoses clear and unblocked.
8. Bleed the air out of hoses before operating.
9. Flush and clean the hydraulic system before restarting after
servicing.
10. Use liquid thread sealant on all hydraulic fittings.
11. Allow time for the engine to warm-up before splitting wood.
12. Prime the pump before initial start-up by cranking the engine with
the spark plug disconnected.
13. Split wood along the grain (lengthwise) only.
Never:
1. Use when fluid is below 20° F or above 150° F.
2. Use a solid engine/pump coupling.
3. Operate through the relief valve for more than five (5) seconds.
4. Attempt to adjust unloading or relief valve settings.
5. Operate with air in hydraulic system.
6. Use Teflon tape on hydraulic fittings.
7. Attempt to cut the wood across the grain.
8. Attempt to remove partially split wood from the wedge with your
hands. Fully retract the wedge to dislodge wood with the log
dislodger.
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