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DO NOT THROW AWAY IMPORTANT MANUAL MODEL HD99 HYDRAULIC ONE-MAN EARTH DRILL Operator’s Manual P.O.BOX 290 • San Bernardino, CA. 92402 Phone (909) 478-5700 • Fax (909) 478-5710 • (800) 922-4680 E-mail: sales@groundhoginc.com • www.groundhoginc.com...
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Check that the underjaw is securely closed around bot- tom of ball. • Always secure this earth drill with tie downs or similar re- straints when transporting in a truck or trailer. • Avoid excessive speeds while towing. HD99 Page 1 ®...
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4. Use only genuine replacement parts as rec- 5. Be sure the auger bit stops turning when you ommended by Ground Hog or the engine release the throttle. manufacturer. 6. Use only accessories or parts as recom- mended by Ground Hog, Inc.
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The operator must also be both mentally and physically prepared to react to this force. Because the HD99 is a hand operated, portable type machine, it is limited in what it is capable of doing. The job site, soil conditions, job specifications and operator experience may dictate that a different tool or method be used to do the job.
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KEY POINTS OF THE HD99 Normal Digging Up Close Digging and Towing Handlebar Position Handlebar Position Swivel Lock Stop Switch Pivot Plate Lock Latch Lever Latch Lever Latch Lever Latch Lever Swivel Lock Pivot Plate Lock Reverse Forward Stop Switch...
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• Always secure this earth drill with tie downs or similar when transporting in a truck or trailer. • Properly attach the towing chains ATTACHING THE TOWBAR TO THE HD99 STEP 1 Move handlebar to transporting position. STEP 2 Move the earth drill into position as shown below placing towbar on the ground under the axle.
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TOWING AND TRANSPORTATION cont’d... ATTACHING THE TOWBAR TO THE HD99 cont’d... STEP 3 Attach the towbar to the axle tow tabs as shown below. Axle tow tabs Towbar STEP 4 Lower the earth drill until towbar attachment stem rests in-between the towbar attach- ment plates .
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TOWING AND TRANSPORTATION cont’d... ATTACHING THE TOWBAR TO THE HD99 cont’d... WARNING Failure to obey these rules can cause trailer to detach while towing which may cause SERIOUS INJURY OR DEATH! • Never exceed weight capacity of ball or load limits stamped on coupler.
DRILLING using only genuine replacement parts as rec- 1. Depress latch levers and rotate the handle bars to the ommended by Ground Hog or the engine normal digging position if it is not already. manufacturer. 2. Slowly depress the right side of the control lever. Use...
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The earth drill shall be stored in a manner that prevents it from falling, rolling or tipping over. The picture below shows the proper position of the earth drill when not in use. This position is acceptable with or without the towbar. HD99 Page 9 ®...
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Hire and Rental Industry Association Ltd Product Safety Assessment Sheet PLANT INFORMATION PSA Ref #: 00301 Model No: HD99SX Plant Name: GROUND HOG 1MAN EARTH AUGER HD99SX Manufacturer: Crommelins Machinery WA Manufacturer's Website: www.crommelins.com.au Web Link for Plant: www.crommelins.com.au. Mandatory Personal Protective Equipment:...
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Coming into contact with auger. • Keep hands and feet well clear of the rotating auger. Protective footwear must be worn at all times. Coming into contact with moving • A belt guard is fitted to the plant. Do not parts.
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