Lubrication System Service Information; Lubrication System Troubleshooting; Lubrication System Specifications - Honda 1988 Z50R Service Manual

2.
LUBRICATION
SERVICE INFORMATION
TROUBLESHOOTING
ENGINE OIL LEVEL CHECK
ENGINE OIL CHANGE
2 - 1
2 - 1
2-2
2-2
2-2
OIL PUMP REMOVAL/DISASSEMBLY 2-3
OIL PUMP INSPECTION 2-3
OIL FILTER ROTOR AND SCREEN
SERVICE INFORMATION
GENERAL
CAUTION
OIL PUMP ASSEMBLY
OIL PUMP INSTALLATION
LUBLICATION POINTS
2-4
2-4
2 -5
Used engine oil
lIIay
cause skill
cancn
if repeatedly left {II contact wilh the skin Jar prolonged periods. Although this is IInlikely
IInlns you handle used oil on a daily basis, il is Sli/!
ad~'isab{e
/0 (haroughly wash your hands with soap and water as Sooll as
pillsible a/ler handing used oil
• This section describes checking the engine oil level, changing engine oil, cleaning the oil filter rot or and screen , oil pump
maintenance and service, and lubrication .
• The oil pump can be disassembled with the engine in the frame.
SPECIFICATIONS
Oil
capacity
Recommended engine oil
0 .8 lit (0.85 US qt, 0 .70 Imp qt) 81 disassemblv
a .Slit (0 .63 US qt, O. 53Impqt) at aherdraining
Use Honda GN4 4 -Stroke Oil, SAE 10W-40
Of'
equivalent.
API
service classificatIOn : SF or SG
OIL VI SCOSITIES
The viscosit ies shown in the chart may be used
when the average temperature in your riding
area is Within the indicated range .
-20 -10
a
20 30 4O'C
ITEM
Oil pump Ouler rotOHo-bodV clearance
Tip clearance
Rotor-la-cover clearance
TORQUE VALUE
Oil dratn plug
TROUBLESHOOTING
Oil level too low :
Normal oil consumption
External oil leaks
Worn piston rings
Oil contamination
011 not changed often enough
• Faulty head gasket
• Worn piston lings
l ow oil press ure
Faulty pump
Oil not changed often enough
Oil pump drive gear broken
25 N'm (2.5 kg -m . 18 ft -lbJ
mm hnl
STANDARD SERVICE LIMIT
0 .02- 0.07 (0.00 1-0.003) 0.12 10.005)
0 . 15 (0.006) 0.2 (0.008)
0 _ 1 0 - 0.15 (O.004 0 .006) 0.2 (0.008)
2-1