Digga Mini Trencher - User Manual

Questions and Answers

D
Daniel CobbAug 3, 2025
Why Digga Mini Trencher Power Tool does not dig fast enough?
- T
  Timothy GarciaAug 4, 2025
  There are several reasons why your Digga Power Tool might not be digging fast enough. It could be due to worn teeth, which require replacement. The relief valve might be set below specifications, needing a test and reset. A restriction in the quick coupler or hose could also be the cause, requiring inspection and repair. Additionally, the hydraulic system may be too hot, necessitating a shutdown to cool. Ensure you're not cutting a ditch size beyond the machine's capabilities, remembering the trencher's horsepower limitations. Keep the auger/s off the ground, and ensure the chain has the proper tension.
R
Raven NovakAug 13, 2025
What to do if Digga Mini Trencher Power Tool chain does not turn?
- B
  boylemarkAug 13, 2025
  If the chain on your Digga Power Tool isn't turning, several factors could be at play. First, ensure the quick coupler is fully engaged. If it's faulty, consider replacing it. Check for any obstructions in the hose and remove them. Other potential causes include hydraulic motor failure (repair or replace), chain drive failure (check and repair), a failed nose roller bearing (replace the bearing), a digging chain that's too tight (loosen the tension), or a buildup of sand or spoil material in the sprocket's tooth root (raise, reverse chain, and run to clear, or loosen chain tension).
J
Jonathan RangelAug 25, 2025
Why is the hydraulic oil overheating in my Digga Mini Trencher Power Tool?
- K
  Kenneth BlackburnAug 25, 2025
  Hydraulic oil overheating in your Digga Power Tool can stem from a few issues. The relief valve on the parent machine might be set too low, requiring a test and adjustment. Another cause could be a restriction in the quick release coupler or hose, which needs inspection and repair. Lastly, the hydraulic motor or hoses might not be size-balanced to the parent machine; check flows and recommendations, and change if necessary.

Summary

INSTALLATION AND OPERATING INSTRUCTIONS

SAFETY FIRST! READ AND UNDERSTAND THE SAFETY INSTRUCTIONS BEFORE BEGINNING ANY TRENCHER MOUNTING.

Emphasizes reading safety instructions before mounting the trencher.

DO NOT LOCK THE AUXILIARY HYDRAULICS OF YOUR MACHINE IN THE “ON” POSITION.

Warns against locking auxiliary hydraulics, potential for serious injury or death.

SAFETY FIRST! READ & UNDERSTAND THE SAFETY INSTRUCTIONS BEFORE BEGINNING ANY TRENCHER OPERATING.

Reiterates the need to read and understand safety instructions before operating.

FAILURE TO OBEY THE FOLLOWING PROCEDURES COULD RESULT IN DEATH OR SERIOUS INJURY.

Warns that failure to follow procedures can lead to death or serious injury.

Never lift this product:

Prohibits lifting the product above specific heights or obstructing visibility.

WHILE CHAIN IS MOVING ALL BYSTANDERS MUST BE A MINIMUM OF 6 M;20 FT AWAY. IT IS THE RESPONSIBILITY OF THE OPERATOR TO ENSURE ALL SAFETY PROCEDURES ARE FOLLOWED

Mandates a minimum safe distance for bystanders when the chain is moving.

CAUTION: DO NOT RAPIDLY ENGAGE FORWARD AND REVERSE OR ON;OFF ROTATIONAL MOVEMENT TO CLEAR THE TRENCHER. THIS ACTION CAN CAUSE CAVEATATION OF THE MOTOR AND VOID MOTOR WARRANTY.

Warns against rapid directional changes to clear the trencher, preventing motor damage.

MAINTENANCE

SAFETY FIRST! READ AND UNDERSTAND THE SAFETY INSTRUCTIONS BEFORE BEGINNING ANY TRENCHER MAINTENANCE.

Emphasizes reading safety instructions before performing any maintenance.

ALWAYS ENSURE THAT THE HYDRAULIC MOTOR IS PRIMED WITH HYDRAULIC FLUID PRIOR TO USE FOLLOWING ANY REPAIRS TO THE TRENCHER, OR THE PARENT MACHINE IF A LEAK IS DETECTED WHILE CONNECTED TO THE TRENCHER. DO NOT ALLOW THE TRENCHER TO RUN WITHOUT OIL AT ANY TIME.

Stresses priming the hydraulic motor with fluid after repairs and avoiding dry runs.

NOTE: A HAMMER IS NOT RECOMMENDED FOR THIS PROCEDURE AS IT CAN DAMAGE THE NEW BEARING.

NOTE: IF THE SPROCKET CANNOT BE REMOVED BY TAPPING WITH A HAMMER THEN A PULLER MAY HAVE TO BE USED.

IMPORTANT: SHUT DOWN TRENCHER & MACHINE BEFORE ANY ADJUSTMENTS ARE MADE

Mandates shutting down the trencher and machine before making any adjustments.

NOTE: MAKE SURE ALL GEAR OIL IS DRAINED AT THIS POINT.

Emphasizes draining all gear oil before proceeding with seal replacement.

PLANETARY GEAR OIL

Provides information on planetary gear oil, capacity, and change intervals.

FITTING A TRENCHER CHAIN - MINI TRENCHER; BIGFOOT; BIGFOOT XD

FITTING A TRENCHER CHAIN - HYDRIVE; HYDRIVE XD

CAUTION: ALL WORK SAFE PRACTICES AND PROCEDURES MUST BE ADHERED TO AND APPROPRIATE PPE MUST BE WORN.

Stresses adherence to safety practices and wearing appropriate PPE during chain fitting.

TROUBLESHOOTING

CHAIN

Lists common problems related to the trencher chain and their causes/remedies.

DIGGING

Lists common digging performance issues and their possible causes and remedies.

BOOM, DANGER BAR, FOLDBACK CRUMBER BAR

HYDRAULIC OIL

SAFETY PRECAUTIONS - GENERAL INFORMATION

TO THE OPERATOR

SAFETY - WORKING WITH THE ATTACHMENT

WHEN DEALING WITH HYDRAULICS DURING ANY TYPE OF ASSEMBLY, OPERATION, MAINTENANCE, OR OTHER WORK ON OR NEAR THIS PRODUCT

Covers safety precautions when working with hydraulics on the product.

WARNING!

Alerts to the severe danger of injected hydraulic fluid and the need for immediate medical attention.

WHEN MOUNTING THIS PRODUCT TO YOUR SKID STEER LOADER

BEFORE EACH USE, THOROUGHLY INSPECT THIS PRODUCT

WHEN OPERATING THIS PRODUCT IN ACCORDANCE WITH DESIGN INTENTIONS

WHEN ADJUSTING, SERVICING OR REPAIRING THIS PRODUCT

Digga Mini Trencher Specifications

General

Brand	Digga
Model	Mini Trencher
Category	Power Tool
Language	English