D20x22 Series II Navigator HDD
Overview 30-29
Reamer Carrier - Install/Remove
Using the reamer carrier requires a minimum of two persons, one to attach and guide
reamer carrier, and one to operate the lifting device. It is recommended that two
persons work together to install the reamer carrier onto the reamer.
To install reamer carrier:
Step 1:
Remove hairpin
(1)
and pin. Remove sliding frame from end of reamer
carrier.
Step 2:
Remove pin
(2)
. Attach back side (often swivel end) of reamer to connector
and reinsert pin. Ensure reamer carrier connector is correct for reamer
being used.
Step 3:
Slide frame bar into sliding frame, inserting cradle underneath reamer as
shown.
Step 4:
When cradle is positioned securely beneath connector end of reamer, install pin and hairpin
(1)
.
Reamer Carrier - Lift
Step 1:
Ensure drilling machine has been locked out.
Step 2:
Attach chain to lift points
(3)
on reamer carrier.
Step 3:
Securely attach chain to hook on a suitable lifting device, such as a backhoe.
Step 4:
Carefully lift reamer carrier and position reamer to align reamer with drill string.
3
1
2
Содержание D20x22 Series II
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