Section 5 – INSPECTION Mini-Crawler Crane M A E D A
5-28 1/2019 MC405C-3
(2) Remove the filler cap (F) on the top of
the hydraulic oil tank.
Fig. 5-41
(3) Refill with the hydraulic oil from the filler
opening (F) while looking at the oil level
gauge (G).
(4) Securely close the filler cap (F) after
refilling with oil.
(5) Reattach the machinery cover as
described in "Installing Machinery
Cover" on page 5-18.
Check / Add Slewing Motor Reduction
Gear Case Oil
CAUTION:
• For more information on the which oil to be
used, see "LUBRICATING OIL" on page 5-
14.
• Use seal tape, etc. at the thread of the filler
plug to stop the oil leak and securely
tighten the plug after refilling with the oil.
1. Stop the machine at levelled location.
2. Go under the machine and check the site
gauge (G) for checking oil level in the
slewing reduction gear case. Verify that the
oil is filled up to the centre of the site gauge
(G).
Fig. 5-42
3. If there is not sufficient oil, refill with the gear
oil using the following procedure.
Fig. 5-43
(1) See "OUTRIGGER SETTING" on page
4-42 to rotate the rotary of the "outrigger
[2]" outward.
(2) Remove the filler opening plug (F) at the
back of the post and pour in oil from the
filler opening.
NOTICE: Pour in the oil to the centre of the site
gauge (G) from the filler opening.
(3) After refilling with the oil, install the filler
plug (F) and securely tighten the plug.
(4) See "OUTRIGGER STOWING" on page
4-49 and rotate the rotary of the
"outrigger [2]" inward and stow.
Check / Add Travelling Motor Reduction
Gear Case Oil
CAUTION:
• For more information on the which oil to be
used, see "LUBRICATING OIL" on page 5-
14.
• Use seal tape, etc. at the thread of the oil
level check plug to stop the oil leak and
securely tighten the plug after refilling with
the oil.
1. Move the machine forward and backward so
that one of the two drain plugs (P) of the
travelling motor reduction gear case will
come right under.
Fig. 5-44
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