Gear Case Oil - Honda BF135A Manual

4. GEAR CASE OIL

Inspection:
1) Place the outboard motor on a level surface and position it
vertically.
2) Remove the oil level bolt and check whether the gear case
oil flows out of the gear case. If it flows out, be sure to catch
the oil in a suitable container.
Replace the O-ring on assembly.
3) If the oil does not flow out, add oil.
4) Coat a new O-ring with clean engine oil and install the O-
ring on the oil level bolt.
Set the oil level bolt on the gear case and tighten the bolt
to the specified torque.
TORQUE: 3.4 N . m (0.35 kgf . m, 2.5 lbf . ft)
Addition of gear oil:
1) Remove the oil drain bolt, and install the commercially
available gear oil pump in the oil drain bolt hole.
Replace the O-ring on assembly.
2) Remove the oil level bolt, and add the gear oil until it flows
out of the oil level bolt hole.
Replace the O-ring on assembly.
Gear oil capacity
Recommended
gear oil
3) Check for the metal particles on the magnet end of the oil
drain bolt.
4) If there are metal particles on the magnet end of the oil
drain bolt, disassemble the gear case assembly and check
(See section 14).
5) After adding the gear oil, apply clean engine oil to the new
O-rings and install them on the oil drain bolt and the oil
level bolt.
Set the oil drain bolt and the oil level bolt on the gear case,
and tighten the bolts to the specified torque.
TORQUE: 3.4 N . m (0.35 kgf . m, 2.5 lbf . ft)
3-4
0.98R (1.04 US qt, 0.86 Imp qt)
MARINE SAE 90 Hypoid gear oil API
Service classification (GL-4)
[1]
5.5 x 1.5 mm
O-RING
[1] OIL LEVEL BOLT
[2]
OIL DRAIN
BOLT
[2] OIL LEVEL BOLT
[2] OIL DRAIN
BOLT
[3] MAGNET
[4]
GEAR OIL PUMP
(Commercially
available)