Digga Mini Trencher - FITTING A TRENCHER CHAIN - MINI TRENCHER; BIGFOOT; BIGFOOT XD

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PM-000005 - Trencher Operators Manual - December 2012
FITTING A TRENCHER CHAIN - MINI TRENCHER / BIGFOOT / BIGFOOT XD
5 mainTenance
1. Start with the Trencher securely attached to a lifting device or
machine, ensure the adjustable boom is fully retracted.
2. Place Trencher on the ground, position chain in front of the
nose roller with cutting edge of the tooth facing away from the
Trencher. (Figure 1)
3. Lift chain onto Nose Roller (Figure 2) - A suitable lifting device
may need to be used for the larger heavier chains
4. Slide the chain along the boom and over the drive sprocket.
(Figure 3)
5. Raise the Trencher - Ensuring the Trencher is supported and
cannot fall whilst raised from the ground - Bring both ends of
the chain under the boom. (Figure 4)
6. Bring both ends of the chain together and insert the joining pin.
The joining pin must be inserted from the correct side which is
identied by looking at the head of the other link pins and
matching it to the same side. (Figure 5)
7. Tap the joining pin fully home using a soft head mallet. (Figure 6)
8. Insert the keeper pin and bend to secure. (Figure 7)
9. Adjust the chain tension and replace spanner to side of boom.
(Figure 8)
CAUTION: ALL WORK SAFE PRACTICES AND PROCEDURES MUST BE ADHERED TO AND APPROPRIATE
PPE MUST BE WORN.
FIGURE 1 FIGURE 5
FIGURE 5
FIGURE 2 FIGURE 6
FIGURE 3
FIGURE 8
FIGURE 7