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Manual of XZ320 Horizontal Directional Drill
Air filter shall be replaced if yellow strip in repair indicator reaches red line
position or operation for 1,000 hours. It also shall be replaced constantly
during construction in dirty environment.
Muffler
2.9.3
It shall be replaced if necessary.
2.10 Inspection of power head shown in Table 15
Feeding
feeding chain
Tensity
operating conditions of
crawler
2.10.1 Crawler tensity
Crawler tensity shall be inspected if necessary. Calcium soap grease can
be added by oil nozzle to adjust tensity.
2.10.2 Tensity of feeding chain
Tensity of feeding chain shall be adjusted as follows if necessary:
2.10.2.1 Move power head to the rear end of sliding rack.
2.10.2.2 Loosen connecting rod nut below head support of drilling frame.
2.10.2.3 Screw down nuts clockwise to tighten chain then lock it by nuts.
2.11 Gear box and motor
Inspect gear box and motor every 10 hours to check if there is leakage or
not.
2.12 Maintenance of auger stem
Auger stem is important for drill so it shall be maintained periodically.
2.12.1 Please install the protective cover cap before long-term storage of
auger stem.
2.12.2 Threads shall be cleaned by high-pressure water and soap
according to demand. Do not use gasoline or similar solvent. Lubricate
threads and base by thread oil after cleaning. Special protective cap shall
be installed if it is not used for a long time.
Table 15 Inspection of power head
Item
inspection
inspection
of
Every day
and
Every day
54
Period
(hour)
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